diff --git a/components/ThemeRegistry/theme.tsx b/components/ThemeRegistry/theme.tsx
index 17ee831..24d3481 100644
--- a/components/ThemeRegistry/theme.tsx
+++ b/components/ThemeRegistry/theme.tsx
@@ -3,6 +3,7 @@ import { SvgIconProps } from "@mui/material/SvgIcon";
 import { createTheme } from "@mui/material/styles";
 import { MinusIcon } from "@/icons/MinusIcon";
 import { PlusIcon } from "@/icons/PlusIcon";
+import type {} from "@mui/lab/themeAugmentation";
 
 const AccordionIcon = (props: SvgIconProps) => (
   <>
@@ -159,6 +160,14 @@ const theme = createTheme({
         },
       },
     },
+    MuiTimelineDot: {
+      styleOverrides: {
+        root: {
+          marginLeft: "auto",
+          marginRight: "auto",
+        },
+      },
+    },
   },
 });
 
diff --git a/components/folders/TimelineCard.tsx b/components/folders/TimelineCard.tsx
index 5bb9705..ecbd1b4 100644
--- a/components/folders/TimelineCard.tsx
+++ b/components/folders/TimelineCard.tsx
@@ -16,6 +16,7 @@ import StatusChip from "@/components/StatusChip";
 import { ActeLegislatif, Document } from "@/repository/types";
 import { Link } from "@mui/material";
 import { getDocumentURL } from "@/domain/dataTransform";
+import { groupActs } from "@/repository/Acts";
 
 export const TimelineCard = ({
   acts,
@@ -24,6 +25,8 @@ export const TimelineCard = ({
   acts: ActeLegislatif[];
   documents: Record<string, Document>;
 }) => {
+  const { actsStructure, actsLookup } = groupActs(acts);
+
   return (
     <CardLayout title="Chronologie du dossier">
       <Timeline
@@ -33,7 +36,126 @@ export const TimelineCard = ({
           },
         }}
       >
-        {acts
+        {Object.values(actsStructure)
+          .sort((a, b) =>
+            (a.date?.getTime() ?? 0) > (b.date?.getTime() ?? 0) ? 1 : -1
+          )
+          .flatMap(({ ids, date: groupDate, children: lvl1Group }) => {
+            return ids?.flatMap((id) => {
+              const actLvl0 = actsLookup[id];
+              const title = actLvl0.nomCanonique || actLvl0.codeActe;
+              const date = actLvl0.dateActe ?? groupDate;
+              return [
+                <TimelineItem key={actLvl0.uid}>
+                  <TimelineOppositeContent>
+                    <Typography variant="body2" fontWeight="light">
+                      {date
+                        ? date.toLocaleDateString("fr-FR", {
+                            year: "numeric",
+                            month: "short",
+                            day: "numeric",
+                          })
+                        : "?"}
+                    </Typography>
+                  </TimelineOppositeContent>
+                  <TimelineSeparator sx={{ minWidth: 50 }}>
+                    <TimelineDot>
+                      <span>{actLvl0.codeActe}</span>
+                    </TimelineDot>
+                    <TimelineConnector />
+                  </TimelineSeparator>
+                  <TimelineContent>
+                    <Typography variant="body1" fontWeight="bold">
+                      {title}
+                    </Typography>
+                  </TimelineContent>
+                </TimelineItem>,
+
+                ...Object.values(lvl1Group ?? {})
+                  .sort((a, b) => (a.date > b.date ? 1 : -1))
+                  .flatMap(
+                    ({
+                      ids: lvl1Ids,
+                      date: lvl1GroupDate,
+                      children: lvl2Group,
+                    }) => {
+                      return lvl1Ids?.flatMap((id) => {
+                        const actLvl1 = actsLookup[id];
+                        const title =
+                          `${actLvl1.nomCanonique} (${actLvl1.codeActe})` ||
+                          actLvl1.codeActe;
+                        const date = actLvl1.dateActe ?? lvl1GroupDate;
+                        return [
+                          <TimelineItem key={actLvl1.uid}>
+                            <TimelineOppositeContent />
+                            <TimelineSeparator sx={{ minWidth: 50 }}>
+                              <TimelineDot />
+                              <TimelineConnector />
+                            </TimelineSeparator>
+                            <TimelineContent>
+                              <Typography variant="body1">{title}</Typography>
+                              <Typography
+                                variant="caption"
+                                component="p"
+                                fontWeight="light"
+                              >
+                                {date
+                                  ? date.toLocaleDateString("fr-FR", {
+                                      year: "numeric",
+                                      month: "short",
+                                      day: "numeric",
+                                    })
+                                  : "?"}
+                              </Typography>
+                              {Object.values(lvl2Group ?? {})
+                                .sort((a, b) => (a.date > b.date ? 1 : -1))
+                                .flatMap(
+                                  ({
+                                    ids: lvl2Ids,
+                                    date: lvl2GroupDate,
+                                    children: lvl3Group,
+                                  }) => {
+                                    return lvl2Ids?.flatMap((id) => {
+                                      const actLvl2 = actsLookup[id];
+                                      const date = actLvl2.dateActe;
+                                      const title = `${actLvl2.nomCanonique}${
+                                        date
+                                          ? ` du ${date.toLocaleDateString(
+                                              "fr-FR",
+                                              {
+                                                year: "numeric",
+                                                month: "short",
+                                                day: "numeric",
+                                              }
+                                            )}`
+                                          : ""
+                                      }`;
+
+                                      return (
+                                        <Typography
+                                          variant="caption"
+                                          component="p"
+                                          fontWeight="light"
+                                          key={actLvl2.uid}
+                                          sx={{ my: 1.5 }}
+                                        >
+                                          {title}
+                                        </Typography>
+                                      );
+                                    });
+                                  }
+                                )}
+                            </TimelineContent>
+                          </TimelineItem>,
+                        ];
+                      });
+                    }
+                  ),
+              ];
+            });
+          })}
+
+        {/* {acts
           .sort((a, b) => {
             if (!a.dateActe || !b.dateActe) {
               return 0;
@@ -107,7 +229,7 @@ export const TimelineCard = ({
                 </TimelineContent>
               </TimelineItem>
             );
-          })}
+          })} */}
         {/* Next lines are items from the figma.
         I keep them to be able to copy past them when needed.
         But commented to be sure I don't mix real data and the figma. */}
diff --git a/repository/Acts.ts b/repository/Acts.ts
index 61bbfd9..8777288 100644
--- a/repository/Acts.ts
+++ b/repository/Acts.ts
@@ -1,3 +1,5 @@
+// import { ActeLegislatif } from "./types";
+
 export type SN1_DEPOT = {
   codeActe: "SN1-DEPOT";
   uid: string;
@@ -412,7 +414,7 @@ export type ANLUNI_COM = {
   dossierRefUid: string;
 };
 
-export type ActeLegislatif =
+export type ActLegislatif =
   | SN1_DEPOT
   | AN1
   | SN1_COM
@@ -479,210 +481,676 @@ export type ActWithDate =
   | CMP_SAISIE;
 
 const CONTEXT = {
-  "AN-APPLI": { lvl: 0, display: true },
-  AN1: { lvl: 0, display: true },
-  AN2: { lvl: 0, display: true },
-  AN20: { lvl: 0, display: true },
-  AN21: { lvl: 0, display: true },
-  AN3: { lvl: 0, display: true },
-  ANLDEF: { lvl: 0, display: true },
-  ANLUNI: { lvl: 0, display: true },
-  ANNLEC: { lvl: 0, display: true },
-  CC: { lvl: 0, display: true },
-  CMP: { lvl: 0, display: true },
-  EU: { lvl: 0, display: true },
-  PROM: { lvl: 0, display: true },
-  SN1: { lvl: 0, display: true },
-  SN2: { lvl: 0, display: true },
-  SN3: { lvl: 0, display: true },
-  SNNLEC: { lvl: 0, display: true },
-  "AN-APPLI-RAPPORT": { lvl: 1, display: "?" },
-  "AN1-ACIN": { lvl: 1, display: true },
-  "AN1-AVCE": { lvl: 1, display: true },
-  "AN1-COM": { lvl: 1, display: true },
-  "AN1-DEBATS": { lvl: 1, display: true },
-  "AN1-DEPOT": { lvl: 1, display: true },
-  "AN1-DGVT": { lvl: 1, display: true },
-  "AN1-DPTLETTRECT": { lvl: 1, display: true },
-  "AN1-ETI": { lvl: 1, display: true },
-  "AN1-MOTION": { lvl: 1, display: true },
-  "AN1-PROCACC": { lvl: 1, display: true },
-  "AN1-RECBUREAU": { lvl: 1, display: true },
-  "AN1-RTRINI": { lvl: 1, display: true },
-  "AN2-COM": { lvl: 1, display: true },
-  "AN2-DEBATS": { lvl: 1, display: true },
-  "AN2-DEPOT": { lvl: 1, display: true },
-  "AN20-COMENQ": { lvl: 1, display: true },
-  "AN20-MISINF": { lvl: 1, display: true },
-  "AN20-RAPPORT": { lvl: 1, display: true },
-  "AN21-APAN": { lvl: 1, display: true },
-  "AN21-DEBATS": { lvl: 1, display: true },
-  "AN21-DGVT": { lvl: 1, display: true },
-  "AN21-MOTION": { lvl: 1, display: true },
-  "AN21-MPR": { lvl: 1, display: true },
-  "AN3-COM": { lvl: 1, display: true },
-  "AN3-DEBATS": { lvl: 1, display: true },
-  "AN3-DEPOT": { lvl: 1, display: true },
-  "ANLDEF-COM": { lvl: 1, display: true },
-  "ANLDEF-DEBATS": { lvl: 1, display: true },
-  "ANLDEF-DEPOT": { lvl: 1, display: true },
-  "ANLDEF-DGVT": { lvl: 1, display: true },
-  "ANLDEF-MOTION": { lvl: 1, display: true },
-  "ANLUNI-COM": { lvl: 1, display: true },
-  "ANLUNI-DEBATS": { lvl: 1, display: true },
-  "ANLUNI-DEPOT": { lvl: 1, display: true },
-  "ANLUNI-RTRINI": { lvl: 1, display: true },
-  "ANNLEC-COM": { lvl: 1, display: true },
-  "ANNLEC-DEBATS": { lvl: 1, display: true },
-  "ANNLEC-DEPOT": { lvl: 1, display: true },
-  "ANNLEC-DGVT": { lvl: 1, display: true },
-  "ANNLEC-MOTION": { lvl: 1, display: true },
-  "CC-CONCLUSION": { lvl: 1, display: true },
-  "CC-SAISIE-AN": { lvl: 1, display: true },
-  "CC-SAISIE-DROIT": { lvl: 1, display: true },
-  "CC-SAISIE-PAN": { lvl: 1, display: true },
-  "CC-SAISIE-PM": { lvl: 1, display: true },
-  "CC-SAISIE-PR": { lvl: 1, display: true },
-  "CC-SAISIE-PSN": { lvl: 1, display: true },
-  "CC-SAISIE-SN": { lvl: 1, display: true },
-  "CMP-COM": { lvl: 1, display: true },
-  "CMP-DEBATS-AN": { lvl: 1, display: true },
-  "CMP-DEBATS-SN": { lvl: 1, display: true },
-  "CMP-DEC": { lvl: 1, display: true },
-  "CMP-DEPOT": { lvl: 1, display: true },
-  "CMP-DGVT": { lvl: 1, display: true },
-  "CMP-MOTION": { lvl: 1, display: true },
-  "CMP-SAISIE": { lvl: 1, display: true },
-  "EU-DEC": { lvl: 1, display: true },
-  "PROM-PUB": { lvl: 1, display: true },
-  "SN1-AVCE": { lvl: 1, display: true },
-  "SN1-COM": { lvl: 1, display: true },
-  "SN1-DEBATS": { lvl: 1, display: true },
-  "SN1-DEPOT": { lvl: 1, display: true },
-  "SN1-DPTLETTRECT": { lvl: 1, display: true },
-  "SN1-ETI": { lvl: 1, display: true },
-  "SN1-PROCACC": { lvl: 1, display: true },
-  "SN1-RTRINI": { lvl: 1, display: true },
-  "SN2-COM": { lvl: 1, display: true },
-  "SN2-DEBATS": { lvl: 1, display: true },
-  "SN2-DEPOT": { lvl: 1, display: true },
-  "SN3-COM": { lvl: 1, display: true },
-  "SN3-DEBATS": { lvl: 1, display: true },
-  "SN3-DEPOT": { lvl: 1, display: true },
-  "SNNLEC-COM": { lvl: 1, display: true },
-  "SNNLEC-DEBATS": { lvl: 1, display: true },
-  "SNNLEC-DEPOT": { lvl: 1, display: true },
-  "AN1-COM-AVIS": { lvl: 2, display: true },
-  "AN1-COM-FOND": { lvl: 2, display: true },
-  "AN1-DEBATS-DEC": { lvl: 2, display: true },
-  "AN1-DEBATS-MOTION": { lvl: 2, display: true },
-  "AN1-DEBATS-MOTION-VOTE": { lvl: 2, display: true },
-  "AN1-DEBATS-SEANCE": { lvl: 2, display: true },
-  "AN2-COM-AVIS": { lvl: 2, display: true },
-  "AN2-COM-FOND": { lvl: 2, display: true },
-  "AN2-DEBATS-DEC": { lvl: 2, display: true },
-  "AN2-DEBATS-SEANCE": { lvl: 2, display: true },
-  "AN21-DEBATS-MOTION-VOTE": { lvl: 2, display: true },
-  "AN21-DEBATS-SEANCE": { lvl: 2, display: true },
-  "AN3-COM-FOND": { lvl: 2, display: true },
-  "AN3-DEBATS-DEC": { lvl: 2, display: true },
-  "AN3-DEBATS-SEANCE": { lvl: 2, display: true },
-  "ANLDEF-COM-FOND": { lvl: 2, display: true },
-  "ANLDEF-DEBATS-DEC": { lvl: 2, display: true },
-  "ANLDEF-DEBATS-MOTION-VOTE": { lvl: 2, display: true },
-  "ANLDEF-DEBATS-SEANCE": { lvl: 2, display: true },
-  "ANLUNI-COM-CAE": { lvl: 2, display: true },
-  "ANLUNI-COM-FOND": { lvl: 2, display: true },
-  "ANLUNI-DEBATS-DEC": { lvl: 2, display: true },
-  "ANLUNI-DEBATS-SEANCE": { lvl: 2, display: true },
-  "ANNLEC-COM-AVIS": { lvl: 2, display: true },
-  "ANNLEC-COM-FOND": { lvl: 2, display: true },
-  "ANNLEC-DEBATS-DEC": { lvl: 2, display: true },
-  "ANNLEC-DEBATS-MOTION-VOTE": { lvl: 2, display: true },
-  "ANNLEC-DEBATS-SEANCE": { lvl: 2, display: true },
-  "CMP-COM-NOMIN": { lvl: 2, display: true },
-  "CMP-COM-RAPPORT-AN": { lvl: 2, display: true },
-  "CMP-COM-RAPPORT-SN": { lvl: 2, display: true },
-  "CMP-DEBATS-AN-DEC": { lvl: 2, display: true },
-  "CMP-DEBATS-AN-SEANCE": { lvl: 2, display: true },
-  "CMP-DEBATS-SN-DEC": { lvl: 2, display: true },
-  "CMP-DEBATS-SN-SEANCE": { lvl: 2, display: true },
-  "SN1-COM-AVIS": { lvl: 2, display: true },
-  "SN1-COM-FOND": { lvl: 2, display: true },
-  "SN1-DEBATS-DEC": { lvl: 2, display: true },
-  "SN1-DEBATS-MOTION": { lvl: 2, display: true },
-  "SN1-DEBATS-MOTION-VOTE": { lvl: 2, display: true },
-  "SN1-DEBATS-SEANCE": { lvl: 2, display: true },
-  "SN2-COM-AVIS": { lvl: 2, display: true },
-  "SN2-COM-FOND": { lvl: 2, display: true },
-  "SN2-DEBATS-DEC": { lvl: 2, display: true },
-  "SN2-DEBATS-SEANCE": { lvl: 2, display: true },
-  "SN3-COM-FOND": { lvl: 2, display: true },
-  "SN3-DEBATS-DEC": { lvl: 2, display: true },
-  "SN3-DEBATS-SEANCE": { lvl: 2, display: true },
-  "SNNLEC-COM-FOND": { lvl: 2, display: true },
-  "SNNLEC-DEBATS-DEC": { lvl: 2, display: true },
-  "SNNLEC-DEBATS-SEANCE": { lvl: 2, display: true },
-  "AN1-COM-AVIS-NOMIN": { lvl: 3, display: false },
-  "AN1-COM-AVIS-RAPPORT": { lvl: 3, display: true },
-  "AN1-COM-AVIS-REUNION": { lvl: 3, display: false },
-  "AN1-COM-AVIS-SAISIE": { lvl: 3, display: false },
-  "AN1-COM-FOND-NOMIN": { lvl: 3, display: false },
-  "AN1-COM-FOND-RAPPORT": { lvl: 3, display: true },
-  "AN1-COM-FOND-REUNION": { lvl: 3, display: false },
-  "AN1-COM-FOND-SAISIE": { lvl: 3, display: false },
-  "AN2-COM-AVIS-RAPPORT": { lvl: 3, display: true },
-  "AN2-COM-AVIS-REUNION": { lvl: 3, display: false },
-  "AN2-COM-AVIS-SAISIE": { lvl: 3, display: false },
-  "AN2-COM-FOND-NOMIN": { lvl: 3, display: false },
-  "AN2-COM-FOND-RAPPORT": { lvl: 3, display: true },
-  "AN2-COM-FOND-REUNION": { lvl: 3, display: false },
-  "AN2-COM-FOND-SAISIE": { lvl: 3, display: false },
-  "AN20-COMENQ-CREA": { lvl: 3, display: false },
-  "AN20-COMENQ-NOMIN": { lvl: 3, display: false },
-  "AN20-COMENQ-RAPPORT": { lvl: 3, display: true },
-  "AN20-MISINF-CREA": { lvl: 3, display: false },
-  "AN20-MISINF-NOMIN": { lvl: 3, display: false },
-  "AN20-MISINF-RAPPORT": { lvl: 3, display: true },
-  "AN3-COM-FOND-NOMIN": { lvl: 3, display: false },
-  "AN3-COM-FOND-RAPPORT": { lvl: 3, display: true },
-  "AN3-COM-FOND-REUNION": { lvl: 3, display: false },
-  "AN3-COM-FOND-SAISIE": { lvl: 3, display: false },
-  "ANLDEF-COM-FOND-RAPPORT": { lvl: 3, display: true },
-  "ANLDEF-COM-FOND-REUNION": { lvl: 3, display: false },
-  "ANLDEF-COM-FOND-SAISIE": { lvl: 3, display: false },
-  "ANLUNI-COM-CAE-DEC": { lvl: 3, display: false },
-  "ANLUNI-COM-CAE-NOMIN": { lvl: 3, display: false },
-  "ANLUNI-COM-CAE-RAPPORT": { lvl: 3, display: true },
-  "ANLUNI-COM-CAE-REUNION": { lvl: 3, display: false },
-  "ANLUNI-COM-CAE-SAISIE": { lvl: 3, display: false },
-  "ANLUNI-COM-FOND-NOMIN": { lvl: 3, display: false },
-  "ANLUNI-COM-FOND-RAPPORT": { lvl: 3, display: true },
-  "ANLUNI-COM-FOND-REUNION": { lvl: 3, display: false },
-  "ANLUNI-COM-FOND-SAISIE": { lvl: 3, display: false },
-  "ANNLEC-COM-AVIS-NOMIN": { lvl: 3, display: false },
-  "ANNLEC-COM-AVIS-RAPPORT": { lvl: 3, display: true },
-  "ANNLEC-COM-AVIS-REUNION": { lvl: 3, display: false },
-  "ANNLEC-COM-AVIS-SAISIE": { lvl: 3, display: false },
-  "ANNLEC-COM-FOND-NOMIN": { lvl: 3, display: false },
-  "ANNLEC-COM-FOND-RAPPORT": { lvl: 3, display: true },
-  "ANNLEC-COM-FOND-REUNION": { lvl: 3, display: false },
-  "ANNLEC-COM-FOND-SAISIE": { lvl: 3, display: false },
-  "SN1-COM-AVIS-NOMIN": { lvl: 3, display: false },
-  "SN1-COM-AVIS-RAPPORT": { lvl: 3, display: true },
-  "SN1-COM-AVIS-SAISIE": { lvl: 3, display: false },
-  "SN1-COM-FOND-NOMIN": { lvl: 3, display: false },
-  "SN1-COM-FOND-RAPPORT": { lvl: 3, display: true },
-  "SN1-COM-FOND-SAISIE": { lvl: 3, display: false },
-  "SN2-COM-AVIS-NOMIN": { lvl: 3, display: false },
-  "SN2-COM-AVIS-RAPPORT": { lvl: 3, display: true },
-  "SN2-COM-AVIS-SAISIE": { lvl: 3, display: false },
-  "SN2-COM-FOND-NOMIN": { lvl: 3, display: false },
-  "SN2-COM-FOND-RAPPORT": { lvl: 3, display: true },
-  "SN2-COM-FOND-SAISIE": { lvl: 3, display: false },
-  "SN3-COM-FOND-RAPPORT": { lvl: 3, display: true },
-  "SN3-COM-FOND-SAISIE": { lvl: 3, display: false },
-  "SNNLEC-COM-FOND-NOMIN": { lvl: 3, display: false },
-  "SNNLEC-COM-FOND-RAPPORT": { lvl: 3, display: true },
-  "SNNLEC-COM-FOND-SAISIE": { lvl: 3, display: false },
+  "AN-APPLI": { lvl: 0, display: true, parents: [] },
+  AN1: { lvl: 0, display: true, parents: [] },
+  AN2: { lvl: 0, display: true, parents: [] },
+  AN20: { lvl: 0, display: true, parents: [] },
+  AN21: { lvl: 0, display: true, parents: [] },
+  AN3: { lvl: 0, display: true, parents: [] },
+  ANLDEF: { lvl: 0, display: true, parents: [] },
+  ANLUNI: { lvl: 0, display: true, parents: [] },
+  ANNLEC: { lvl: 0, display: true, parents: [] },
+  CC: { lvl: 0, display: true, parents: [] },
+  CMP: { lvl: 0, display: true, parents: [] },
+  EU: { lvl: 0, display: true, parents: [] },
+  PROM: { lvl: 0, display: true, parents: [] },
+  SN1: { lvl: 0, display: true, parents: [] },
+  SN2: { lvl: 0, display: true, parents: [] },
+  SN3: { lvl: 0, display: true, parents: [] },
+  SNNLEC: { lvl: 0, display: true, parents: [] },
+  "AN-APPLI-RAPPORT": { lvl: 1, display: "?", parents: ["AN-APPLI"] },
+  "AN1-ACIN": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN1-AVCE": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN1-COM": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN1-DEBATS": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN1-DEPOT": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN1-DGVT": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN1-DPTLETTRECT": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN1-ETI": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN1-MOTION": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN1-PROCACC": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN1-RECBUREAU": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN1-RTRINI": { lvl: 1, display: true, parents: ["AN1"] },
+  "AN2-COM": { lvl: 1, display: true, parents: ["AN2"] },
+  "AN2-DEBATS": { lvl: 1, display: true, parents: ["AN2"] },
+  "AN2-DEPOT": { lvl: 1, display: true, parents: ["AN2"] },
+  "AN20-COMENQ": { lvl: 1, display: true, parents: ["AN20"] },
+  "AN20-MISINF": { lvl: 1, display: true, parents: ["AN20"] },
+  "AN20-RAPPORT": { lvl: 1, display: true, parents: ["AN20"] },
+  "AN21-APAN": { lvl: 1, display: true, parents: ["AN21"] },
+  "AN21-DEBATS": { lvl: 1, display: true, parents: ["AN21"] },
+  "AN21-DGVT": { lvl: 1, display: true, parents: ["AN21"] },
+  "AN21-MOTION": { lvl: 1, display: true, parents: ["AN21"] },
+  "AN21-MPR": { lvl: 1, display: true, parents: ["AN21"] },
+  "AN3-COM": { lvl: 1, display: true, parents: ["AN3"] },
+  "AN3-DEBATS": { lvl: 1, display: true, parents: ["AN3"] },
+  "AN3-DEPOT": { lvl: 1, display: true, parents: ["AN3"] },
+  "ANLDEF-COM": { lvl: 1, display: true, parents: ["ANLDEF"] },
+  "ANLDEF-DEBATS": { lvl: 1, display: true, parents: ["ANLDEF"] },
+  "ANLDEF-DEPOT": { lvl: 1, display: true, parents: ["ANLDEF"] },
+  "ANLDEF-DGVT": { lvl: 1, display: true, parents: ["ANLDEF"] },
+  "ANLDEF-MOTION": { lvl: 1, display: true, parents: ["ANLDEF"] },
+  "ANLUNI-COM": { lvl: 1, display: true, parents: ["ANLUNI"] },
+  "ANLUNI-DEBATS": { lvl: 1, display: true, parents: ["ANLUNI"] },
+  "ANLUNI-DEPOT": { lvl: 1, display: true, parents: ["ANLUNI"] },
+  "ANLUNI-RTRINI": { lvl: 1, display: true, parents: ["ANLUNI"] },
+  "ANNLEC-COM": { lvl: 1, display: true, parents: ["ANNLEC"] },
+  "ANNLEC-DEBATS": { lvl: 1, display: true, parents: ["ANNLEC"] },
+  "ANNLEC-DEPOT": { lvl: 1, display: true, parents: ["ANNLEC"] },
+  "ANNLEC-DGVT": { lvl: 1, display: true, parents: ["ANNLEC"] },
+  "ANNLEC-MOTION": { lvl: 1, display: true, parents: ["ANNLEC"] },
+  "CC-CONCLUSION": { lvl: 1, display: true, parents: ["CC"] },
+  "CC-SAISIE-AN": { lvl: 1, display: true, parents: ["CC"] },
+  "CC-SAISIE-DROIT": { lvl: 1, display: true, parents: ["CC"] },
+  "CC-SAISIE-PAN": { lvl: 1, display: true, parents: ["CC"] },
+  "CC-SAISIE-PM": { lvl: 1, display: true, parents: ["CC"] },
+  "CC-SAISIE-PR": { lvl: 1, display: true, parents: ["CC"] },
+  "CC-SAISIE-PSN": { lvl: 1, display: true, parents: ["CC"] },
+  "CC-SAISIE-SN": { lvl: 1, display: true, parents: ["CC"] },
+  "CMP-COM": { lvl: 1, display: true, parents: ["CMP"] },
+  "CMP-DEBATS-AN": { lvl: 1, display: true, parents: ["CMP"] },
+  "CMP-DEBATS-SN": { lvl: 1, display: true, parents: ["CMP"] },
+  "CMP-DEC": { lvl: 1, display: true, parents: ["CMP"] },
+  "CMP-DEPOT": { lvl: 1, display: true, parents: ["CMP"] },
+  "CMP-DGVT": { lvl: 1, display: true, parents: ["CMP"] },
+  "CMP-MOTION": { lvl: 1, display: true, parents: ["CMP"] },
+  "CMP-SAISIE": { lvl: 1, display: true, parents: ["CMP"] },
+  "EU-DEC": { lvl: 1, display: true, parents: ["EU"] },
+  "PROM-PUB": { lvl: 1, display: true, parents: ["PROM"] },
+  "SN1-AVCE": { lvl: 1, display: true, parents: ["SN1"] },
+  "SN1-COM": { lvl: 1, display: true, parents: ["SN1"] },
+  "SN1-DEBATS": { lvl: 1, display: true, parents: ["SN1"] },
+  "SN1-DEPOT": { lvl: 1, display: true, parents: ["SN1"] },
+  "SN1-DPTLETTRECT": { lvl: 1, display: true, parents: ["SN1"] },
+  "SN1-ETI": { lvl: 1, display: true, parents: ["SN1"] },
+  "SN1-PROCACC": { lvl: 1, display: true, parents: ["SN1"] },
+  "SN1-RTRINI": { lvl: 1, display: true, parents: ["SN1"] },
+  "SN2-COM": { lvl: 1, display: true, parents: ["SN2"] },
+  "SN2-DEBATS": { lvl: 1, display: true, parents: ["SN2"] },
+  "SN2-DEPOT": { lvl: 1, display: true, parents: ["SN2"] },
+  "SN3-COM": { lvl: 1, display: true, parents: ["SN3"] },
+  "SN3-DEBATS": { lvl: 1, display: true, parents: ["SN3"] },
+  "SN3-DEPOT": { lvl: 1, display: true, parents: ["SN3"] },
+  "SNNLEC-COM": { lvl: 1, display: true, parents: ["SNNLEC"] },
+  "SNNLEC-DEBATS": { lvl: 1, display: true, parents: ["SNNLEC"] },
+  "SNNLEC-DEPOT": { lvl: 1, display: true, parents: ["SNNLEC"] },
+  "AN1-COM-AVIS": { lvl: 2, display: true, parents: ["AN1", "AN1-COM"] },
+  "AN1-COM-FOND": { lvl: 2, display: true, parents: ["AN1", "AN1-COM"] },
+  "AN1-DEBATS-DEC": { lvl: 2, display: true, parents: ["AN1", "AN1-DEBATS"] },
+  "AN1-DEBATS-MOTION": {
+    lvl: 2,
+    display: true,
+    parents: ["AN1", "AN1-DEBATS"],
+  },
+  "AN1-DEBATS-MOTION-VOTE": {
+    lvl: 2,
+    display: true,
+    parents: ["AN1", "AN1-DEBATS", "AN1-DEBATS-MOTION"],
+  },
+  "AN1-DEBATS-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["AN1", "AN1-DEBATS"],
+  },
+  "AN2-COM-AVIS": { lvl: 2, display: true, parents: ["AN2", "AN2-COM"] },
+  "AN2-COM-FOND": { lvl: 2, display: true, parents: ["AN2", "AN2-COM"] },
+  "AN2-DEBATS-DEC": { lvl: 2, display: true, parents: ["AN2", "AN2-DEBATS"] },
+  "AN2-DEBATS-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["AN2", "AN2-DEBATS"],
+  },
+  "AN21-DEBATS-MOTION-VOTE": {
+    lvl: 2,
+    display: true,
+    parents: ["AN21", "AN21-DEBATS"],
+  },
+  "AN21-DEBATS-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["AN21", "AN21-DEBATS"],
+  },
+  "AN3-COM-FOND": { lvl: 2, display: true, parents: ["AN3", "AN3-COM"] },
+  "AN3-DEBATS-DEC": { lvl: 2, display: true, parents: ["AN3", "AN3-DEBATS"] },
+  "AN3-DEBATS-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["AN3", "AN3-DEBATS"],
+  },
+  "ANLDEF-COM-FOND": {
+    lvl: 2,
+    display: true,
+    parents: ["ANLDEF", "ANLDEF-COM"],
+  },
+  "ANLDEF-DEBATS-DEC": {
+    lvl: 2,
+    display: true,
+    parents: ["ANLDEF", "ANLDEF-DEBATS"],
+  },
+  "ANLDEF-DEBATS-MOTION-VOTE": {
+    lvl: 2,
+    display: true,
+    parents: ["ANLDEF", "ANLDEF-DEBATS"],
+  },
+  "ANLDEF-DEBATS-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["ANLDEF", "ANLDEF-DEBATS"],
+  },
+  "ANLUNI-COM-CAE": {
+    lvl: 2,
+    display: true,
+    parents: ["ANLUNI", "ANLUNI-COM"],
+  },
+  "ANLUNI-COM-FOND": {
+    lvl: 2,
+    display: true,
+    parents: ["ANLUNI", "ANLUNI-COM"],
+  },
+  "ANLUNI-DEBATS-DEC": {
+    lvl: 2,
+    display: true,
+    parents: ["ANLUNI", "ANLUNI-DEBATS"],
+  },
+  "ANLUNI-DEBATS-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["ANLUNI", "ANLUNI-DEBATS"],
+  },
+  "ANNLEC-COM-AVIS": {
+    lvl: 2,
+    display: true,
+    parents: ["ANNLEC", "ANNLEC-COM"],
+  },
+  "ANNLEC-COM-FOND": {
+    lvl: 2,
+    display: true,
+    parents: ["ANNLEC", "ANNLEC-COM"],
+  },
+  "ANNLEC-DEBATS-DEC": {
+    lvl: 2,
+    display: true,
+    parents: ["ANNLEC", "ANNLEC-DEBATS"],
+  },
+  "ANNLEC-DEBATS-MOTION-VOTE": {
+    lvl: 2,
+    display: true,
+    parents: ["ANNLEC", "ANNLEC-DEBATS"],
+  },
+  "ANNLEC-DEBATS-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["ANNLEC", "ANNLEC-DEBATS"],
+  },
+  "CMP-COM-NOMIN": { lvl: 2, display: true, parents: ["CMP", "CMP-COM"] },
+  "CMP-COM-RAPPORT-AN": { lvl: 2, display: true, parents: ["CMP", "CMP-COM"] },
+  "CMP-COM-RAPPORT-SN": { lvl: 2, display: true, parents: ["CMP", "CMP-COM"] },
+  "CMP-DEBATS-AN-DEC": {
+    lvl: 2,
+    display: true,
+    parents: ["CMP", "CMP-DEBATS-AN"],
+  },
+  "CMP-DEBATS-AN-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["CMP", "CMP-DEBATS-AN"],
+  },
+  "CMP-DEBATS-SN-DEC": {
+    lvl: 2,
+    display: true,
+    parents: ["CMP", "CMP-DEBATS-SN"],
+  },
+  "CMP-DEBATS-SN-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["CMP", "CMP-DEBATS-SN"],
+  },
+  "SN1-COM-AVIS": { lvl: 2, display: true, parents: ["SN1", "SN1-COM"] },
+  "SN1-COM-FOND": { lvl: 2, display: true, parents: ["SN1", "SN1-COM"] },
+  "SN1-DEBATS-DEC": { lvl: 2, display: true, parents: ["SN1", "SN1-DEBATS"] },
+  "SN1-DEBATS-MOTION": {
+    lvl: 2,
+    display: true,
+    parents: ["SN1", "SN1-DEBATS"],
+  },
+  "SN1-DEBATS-MOTION-VOTE": {
+    lvl: 2,
+    display: true,
+    parents: ["SN1", "SN1-DEBATS", "SN1-DEBATS-MOTION"],
+  },
+  "SN1-DEBATS-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["SN1", "SN1-DEBATS"],
+  },
+  "SN2-COM-AVIS": { lvl: 2, display: true, parents: ["SN2", "SN2-COM"] },
+  "SN2-COM-FOND": { lvl: 2, display: true, parents: ["SN2", "SN2-COM"] },
+  "SN2-DEBATS-DEC": { lvl: 2, display: true, parents: ["SN2", "SN2-DEBATS"] },
+  "SN2-DEBATS-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["SN2", "SN2-DEBATS"],
+  },
+  "SN3-COM-FOND": { lvl: 2, display: true, parents: ["SN3", "SN3-COM"] },
+  "SN3-DEBATS-DEC": { lvl: 2, display: true, parents: ["SN3", "SN3-DEBATS"] },
+  "SN3-DEBATS-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["SN3", "SN3-DEBATS"],
+  },
+  "SNNLEC-COM-FOND": {
+    lvl: 2,
+    display: true,
+    parents: ["SNNLEC", "SNNLEC-COM"],
+  },
+  "SNNLEC-DEBATS-DEC": {
+    lvl: 2,
+    display: true,
+    parents: ["SNNLEC", "SNNLEC-DEBATS"],
+  },
+  "SNNLEC-DEBATS-SEANCE": {
+    lvl: 2,
+    display: true,
+    parents: ["SNNLEC", "SNNLEC-DEBATS"],
+  },
+  "AN1-COM-AVIS-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["AN1", "AN1-COM", "AN1-COM-AVIS"],
+  },
+  "AN1-COM-AVIS-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["AN1", "AN1-COM", "AN1-COM-AVIS"],
+  },
+  "AN1-COM-AVIS-REUNION": {
+    lvl: 3,
+    display: false,
+    parents: ["AN1", "AN1-COM", "AN1-COM-AVIS"],
+  },
+  "AN1-COM-AVIS-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["AN1", "AN1-COM", "AN1-COM-AVIS"],
+  },
+  "AN1-COM-FOND-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["AN1", "AN1-COM", "AN1-COM-FOND"],
+  },
+  "AN1-COM-FOND-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["AN1", "AN1-COM", "AN1-COM-FOND"],
+  },
+  "AN1-COM-FOND-REUNION": {
+    lvl: 3,
+    display: false,
+    parents: ["AN1", "AN1-COM", "AN1-COM-FOND"],
+  },
+  "AN1-COM-FOND-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["AN1", "AN1-COM", "AN1-COM-FOND"],
+  },
+  "AN2-COM-AVIS-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["AN2", "AN2-COM", "AN2-COM-AVIS"],
+  },
+  "AN2-COM-AVIS-REUNION": {
+    lvl: 3,
+    display: false,
+    parents: ["AN2", "AN2-COM", "AN2-COM-AVIS"],
+  },
+  "AN2-COM-AVIS-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["AN2", "AN2-COM", "AN2-COM-AVIS"],
+  },
+  "AN2-COM-FOND-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["AN2", "AN2-COM", "AN2-COM-FOND"],
+  },
+  "AN2-COM-FOND-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["AN2", "AN2-COM", "AN2-COM-FOND"],
+  },
+  "AN2-COM-FOND-REUNION": {
+    lvl: 3,
+    display: false,
+    parents: ["AN2", "AN2-COM", "AN2-COM-FOND"],
+  },
+  "AN2-COM-FOND-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["AN2", "AN2-COM", "AN2-COM-FOND"],
+  },
+  "AN20-COMENQ-CREA": {
+    lvl: 3,
+    display: false,
+    parents: ["AN20", "AN20-COMENQ"],
+  },
+  "AN20-COMENQ-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["AN20", "AN20-COMENQ"],
+  },
+  "AN20-COMENQ-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["AN20", "AN20-COMENQ"],
+  },
+  "AN20-MISINF-CREA": {
+    lvl: 3,
+    display: false,
+    parents: ["AN20", "AN20-MISINF"],
+  },
+  "AN20-MISINF-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["AN20", "AN20-MISINF"],
+  },
+  "AN20-MISINF-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["AN20", "AN20-MISINF"],
+  },
+  "AN3-COM-FOND-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["AN3", "AN3-COM", "AN3-COM-FOND"],
+  },
+  "AN3-COM-FOND-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["AN3", "AN3-COM", "AN3-COM-FOND"],
+  },
+  "AN3-COM-FOND-REUNION": {
+    lvl: 3,
+    display: false,
+    parents: ["AN3", "AN3-COM", "AN3-COM-FOND"],
+  },
+  "AN3-COM-FOND-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["AN3", "AN3-COM", "AN3-COM-FOND"],
+  },
+  "ANLDEF-COM-FOND-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["ANLDEF", "ANLDEF-COM", "ANLDEF-COM-FOND"],
+  },
+  "ANLDEF-COM-FOND-REUNION": {
+    lvl: 3,
+    display: false,
+    parents: ["ANLDEF", "ANLDEF-COM", "ANLDEF-COM-FOND"],
+  },
+  "ANLDEF-COM-FOND-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["ANLDEF", "ANLDEF-COM", "ANLDEF-COM-FOND"],
+  },
+  "ANLUNI-COM-CAE-DEC": {
+    lvl: 3,
+    display: false,
+    parents: ["ANLUNI", "ANLUNI-COM", "ANLUNI-COM-CAE"],
+  },
+  "ANLUNI-COM-CAE-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["ANLUNI", "ANLUNI-COM", "ANLUNI-COM-CAE"],
+  },
+  "ANLUNI-COM-CAE-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["ANLUNI", "ANLUNI-COM", "ANLUNI-COM-CAE"],
+  },
+  "ANLUNI-COM-CAE-REUNION": {
+    lvl: 3,
+    display: false,
+    parents: ["ANLUNI", "ANLUNI-COM", "ANLUNI-COM-CAE"],
+  },
+  "ANLUNI-COM-CAE-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["ANLUNI", "ANLUNI-COM", "ANLUNI-COM-CAE"],
+  },
+  "ANLUNI-COM-FOND-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["ANLUNI", "ANLUNI-COM", "ANLUNI-COM-FOND"],
+  },
+  "ANLUNI-COM-FOND-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["ANLUNI", "ANLUNI-COM", "ANLUNI-COM-FOND"],
+  },
+  "ANLUNI-COM-FOND-REUNION": {
+    lvl: 3,
+    display: false,
+    parents: ["ANLUNI", "ANLUNI-COM", "ANLUNI-COM-FOND"],
+  },
+  "ANLUNI-COM-FOND-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["ANLUNI", "ANLUNI-COM", "ANLUNI-COM-FOND"],
+  },
+  "ANNLEC-COM-AVIS-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["ANNLEC", "ANNLEC-COM", "ANNLEC-COM-AVIS"],
+  },
+  "ANNLEC-COM-AVIS-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["ANNLEC", "ANNLEC-COM", "ANNLEC-COM-AVIS"],
+  },
+  "ANNLEC-COM-AVIS-REUNION": {
+    lvl: 3,
+    display: false,
+    parents: ["ANNLEC", "ANNLEC-COM", "ANNLEC-COM-AVIS"],
+  },
+  "ANNLEC-COM-AVIS-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["ANNLEC", "ANNLEC-COM", "ANNLEC-COM-AVIS"],
+  },
+  "ANNLEC-COM-FOND-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["ANNLEC", "ANNLEC-COM", "ANNLEC-COM-FOND"],
+  },
+  "ANNLEC-COM-FOND-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["ANNLEC", "ANNLEC-COM", "ANNLEC-COM-FOND"],
+  },
+  "ANNLEC-COM-FOND-REUNION": {
+    lvl: 3,
+    display: false,
+    parents: ["ANNLEC", "ANNLEC-COM", "ANNLEC-COM-FOND"],
+  },
+  "ANNLEC-COM-FOND-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["ANNLEC", "ANNLEC-COM", "ANNLEC-COM-FOND"],
+  },
+  "SN1-COM-AVIS-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["SN1", "SN1-COM", "SN1-COM-AVIS"],
+  },
+  "SN1-COM-AVIS-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["SN1", "SN1-COM", "SN1-COM-AVIS"],
+  },
+  "SN1-COM-AVIS-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["SN1", "SN1-COM", "SN1-COM-AVIS"],
+  },
+  "SN1-COM-FOND-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["SN1", "SN1-COM", "SN1-COM-FOND"],
+  },
+  "SN1-COM-FOND-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["SN1", "SN1-COM", "SN1-COM-FOND"],
+  },
+  "SN1-COM-FOND-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["SN1", "SN1-COM", "SN1-COM-FOND"],
+  },
+  "SN2-COM-AVIS-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["SN2", "SN2-COM", "SN2-COM-AVIS"],
+  },
+  "SN2-COM-AVIS-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["SN2", "SN2-COM", "SN2-COM-AVIS"],
+  },
+  "SN2-COM-AVIS-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["SN2", "SN2-COM", "SN2-COM-AVIS"],
+  },
+  "SN2-COM-FOND-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["SN2", "SN2-COM", "SN2-COM-FOND"],
+  },
+  "SN2-COM-FOND-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["SN2", "SN2-COM", "SN2-COM-FOND"],
+  },
+  "SN2-COM-FOND-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["SN2", "SN2-COM", "SN2-COM-FOND"],
+  },
+  "SN3-COM-FOND-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["SN3", "SN3-COM", "SN3-COM-FOND"],
+  },
+  "SN3-COM-FOND-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["SN3", "SN3-COM", "SN3-COM-FOND"],
+  },
+  "SNNLEC-COM-FOND-NOMIN": {
+    lvl: 3,
+    display: false,
+    parents: ["SNNLEC", "SNNLEC-COM", "SNNLEC-COM-FOND"],
+  },
+  "SNNLEC-COM-FOND-RAPPORT": {
+    lvl: 3,
+    display: true,
+    parents: ["SNNLEC", "SNNLEC-COM", "SNNLEC-COM-FOND"],
+  },
+  "SNNLEC-COM-FOND-SAISIE": {
+    lvl: 3,
+    display: false,
+    parents: ["SNNLEC", "SNNLEC-COM", "SNNLEC-COM-FOND"],
+  },
 } as const;
+
+type ActsStructure = Record<
+  string,
+  {
+    ids?: string[];
+    date?: Date;
+    children?: ActsStructure;
+  }
+>;
+
+function addDatesHelper(
+  item: {
+    ids?: string[];
+    date?: Date;
+    children?: ActsStructure;
+  },
+  lookup: Record<string, ActLegislatif>
+) {
+  const rep = {};
+
+  const idsDates =
+    item.ids?.map((id) => lookup[id].dateActe).filter((date) => date != null) ??
+    ([] as Date[]);
+
+  const idsMinDate =
+    idsDates?.length === 0
+      ? undefined
+      : new Date(Math.min(...idsDates.map((d) => d.getTime())));
+
+  if (item.children === undefined) {
+    item.date = idsMinDate;
+    return idsMinDate;
+  }
+
+  let childrenMinDate: Date | undefined = undefined;
+  Object.keys(item.children).forEach((key) => {
+    const date = addDatesHelper(item.children![key], lookup);
+
+    childrenMinDate =
+      childrenMinDate === undefined ||
+      (date !== undefined && childrenMinDate.getTime() > date.getTime())
+        ? date
+        : childrenMinDate;
+  });
+
+  item.date = idsMinDate || childrenMinDate;
+  return item.date;
+}
+
+function addDates(
+  structure: ActsStructure,
+  lookup: Record<string, ActLegislatif>
+) {
+  Object.keys(structure).forEach((key) => {
+    addDatesHelper(structure[key], lookup);
+  });
+}
+
+export function groupActs(acts: ActLegislatif[]) {
+  const actsStructure: ActsStructure = {};
+  const actsLookup: Record<string, ActLegislatif> = {};
+
+  acts.forEach((act) => {
+    const { codeActe, uid } = act;
+    let parentPointer: ActsStructure = actsStructure;
+
+    CONTEXT[codeActe].parents.forEach((code) => {
+      if (parentPointer[code] === undefined) {
+        parentPointer[code] = { children: {} } as ActsStructure;
+      }
+      if (parentPointer[code].children === undefined) {
+        parentPointer[code].children = {} as ActsStructure;
+      }
+      parentPointer = parentPointer[code].children as ActsStructure;
+    });
+
+    if (parentPointer[codeActe] === undefined) {
+      parentPointer[codeActe] = { ids: [] };
+    }
+    parentPointer[codeActe].ids?.push(uid);
+    actsLookup[uid] = act;
+  });
+
+  addDates(actsStructure, actsLookup);
+
+  return {
+    actsStructure,
+    actsLookup,
+  };
+}