diff --git a/src/lib/components/parameters/NodeEdit.svelte b/src/lib/components/parameters/NodeEdit.svelte
index 09c25157fcde310e90058d092ecd49d5886539b9..b1068d9a205ff2d244200dc2cfb5c5405819645a 100644
--- a/src/lib/components/parameters/NodeEdit.svelte
+++ b/src/lib/components/parameters/NodeEdit.svelte
@@ -5,7 +5,6 @@
 
   import ReferencesEdit from "$lib/components/parameters/ReferencesEdit.svelte"
   import { errorAsKeyValueDictionary, iterArrayWithErrors } from "$lib/errors"
-  import { metadata } from "$lib/metadata"
   import { labelFromUnit } from "$lib/parameters"
 
   let globalErrors: { [key: string]: unknown }
@@ -222,7 +221,7 @@
           <option selected value={undefined}>Non précisée</option>
         {/if}
         {#each Object.values(Unit) as unit}
-          <option value={unit}>{labelFromUnit(metadata, unit)}</option>
+          <option value={unit}>{labelFromUnit(unit)}</option>
         {/each}
       </select>
       {#if showErrors && errors.unit !== undefined}
diff --git a/src/lib/components/parameters/ParameterView.svelte b/src/lib/components/parameters/ParameterView.svelte
index d8585031d7834d065bfeb887ef7031e642c879e7..d4047637b46c1077fd451096d812b6aa69c39901 100644
--- a/src/lib/components/parameters/ParameterView.svelte
+++ b/src/lib/components/parameters/ParameterView.svelte
@@ -182,9 +182,9 @@
                     >
                     <td class="border p-1 text-center"
                       >{valueAtInstant.unit !== undefined
-                        ? labelFromUnit(metadata, valueAtInstant.unit)
+                        ? labelFromUnit(valueAtInstant.unit)
                         : parameter.unit !== undefined
-                        ? labelFromUnit(metadata, parameter.unit)
+                        ? labelFromUnit(parameter.unit)
                         : ""}</td
                     >
                   {/if}
@@ -225,7 +225,7 @@
           {#if parameter.unit !== undefined}
             <div class="flex border-b my-1 py-1 font-base ">
               <p class=" mr-1">
-                Unité du paramètre : {labelFromUnit(metadata, parameter.unit)}
+                Unité du paramètre : {labelFromUnit(parameter.unit)}
               </p>
             </div>
           {/if}
@@ -237,17 +237,13 @@
               </p>
               {#if parameter.threshold_unit !== undefined}
                 <p class=" mr-1">
-                  Unité de seuil : {labelFromUnit(
-                    metadata,
-                    parameter.threshold_unit,
-                  )}
+                  Unité de seuil : {labelFromUnit(parameter.threshold_unit)}
                 </p>
               {/if}
               {#if isAmountScaleParameter(parameter)}
                 {#if asAmountScaleParameter(parameter).amount_unit !== undefined}
                   <p class=" mr-1">
                     Unité de montant : {labelFromUnit(
-                      metadata,
                       asAmountScaleParameter(parameter).amount_unit,
                     )}
                   </p>
@@ -255,7 +251,6 @@
               {:else if asRateScaleParameter(parameter).rate_unit !== undefined}
                 <p class=" mr-1">
                   Unité de taux : {labelFromUnit(
-                    metadata,
                     asRateScaleParameter(parameter).rate_unit,
                   )}
                 </p>
@@ -270,7 +265,7 @@
           {#if parameter.unit !== undefined}
             <div class="flex  my-1 py-1 font-base ">
               <p class=" mr-1">
-                Unité de la valeur : {labelFromUnit(metadata, parameter.unit)}
+                Unité de la valeur : {labelFromUnit(parameter.unit)}
               </p>
             </div>
           {/if}
diff --git a/src/lib/components/parameters/ScaleAtInstantEdit.svelte b/src/lib/components/parameters/ScaleAtInstantEdit.svelte
index 0897e6527344fbf36faa8e78a4a34ba561152209..f56ddf824640632e5c2c8c152160be5a5d1fbaa4 100644
--- a/src/lib/components/parameters/ScaleAtInstantEdit.svelte
+++ b/src/lib/components/parameters/ScaleAtInstantEdit.svelte
@@ -17,6 +17,7 @@
   import { createEventDispatcher } from "svelte"
 
   import { errorAsKeyValueDictionary, iterArrayWithErrors } from "$lib/errors"
+  import { labelFromUnit } from "$lib/parameters"
 
   let globalErrors: { [key: string]: unknown }
   export { globalErrors as errors }
@@ -167,6 +168,9 @@
                     ? null
                     : bracketAtInstant.threshold?.value ?? null}
                 />
+                <span class="font-serif text-base">
+                  {labelFromUnit(parameter.threshold_unit) ?? ""}
+                </span>
                 {#if showErrors && errorAsKeyValueDictionary(errorAsKeyValueDictionary(errorsAtIndex).threshold).value !== undefined}
                   <p>
                     {errorAsKeyValueDictionary(
@@ -174,9 +178,6 @@
                     ).value}
                   </p>
                 {/if}
-                <!--UNITE A CHANGER
-            <p class="font-serif text-base">€</p>
-            -->
               </div>
             </td>
             {#if isAmountScale}
@@ -194,6 +195,9 @@
                           asAmountBracketAtInstant(bracketAtInstant).amount,
                         ).value ?? null}
                   />
+                  <span class="font-serif text-base">
+                    {labelFromUnit(parameter.amount_unit) ?? ""}
+                  </span>
                   {#if showErrors && errorAsKeyValueDictionary(errorAsKeyValueDictionary(errorsAtIndex).amount).value !== undefined}
                     <p>
                       {errorAsKeyValueDictionary(
@@ -201,9 +205,6 @@
                       ).value}
                     </p>
                   {/if}
-                  <!--UNITE A CHANGER
-              <p class="font-serif text-base">€</p>
-            -->
                 </div>
               </td>
             {:else}
@@ -222,6 +223,10 @@
                             asRateBracketAtInstant(bracketAtInstant).base,
                           )?.value ?? null}
                     />
+                    <span class="font-serif text-base">
+                      <!-- TODO: Should be parameter.base_unit. -->
+                      {labelFromUnit(parameter.threshold_unit) ?? ""}
+                    </span>
                     {#if showErrors && errorAsKeyValueDictionary(errorAsKeyValueDictionary(errorsAtIndex).base).value !== undefined}
                       <p>
                         {errorAsKeyValueDictionary(
@@ -229,9 +234,6 @@
                         ).value}
                       </p>
                     {/if}
-                    <!--UNITE A CHANGER
-                <p class="font-serif text-base">€</p>
-                -->
                   </div>
                 </td>
               {/if}
@@ -249,6 +251,9 @@
                           asRateBracketAtInstant(bracketAtInstant).rate,
                         ).value ?? null}
                   />
+                  <span class="font-serif text-base">
+                    {labelFromUnit(parameter.rate_unit) ?? ""}
+                  </span>
                   {#if showErrors && errorAsKeyValueDictionary(errorAsKeyValueDictionary(errorsAtIndex).rate).value !== undefined}
                     <p>
                       {errorAsKeyValueDictionary(
@@ -256,9 +261,6 @@
                       ).value}
                     </p>
                   {/if}
-                  <!--UNITE A CHANGER
-              <p class="font-serif text-base">€</p>
-              -->
                 </div>
               </td>
             {/if}
diff --git a/src/lib/components/parameters/ScaleEdit.svelte b/src/lib/components/parameters/ScaleEdit.svelte
index 5c0fbec29fc3555c31655a4ff9fb28259c4f7a00..eb677f057f4b1c1a73c6bd64f9c3d04121c908ff 100644
--- a/src/lib/components/parameters/ScaleEdit.svelte
+++ b/src/lib/components/parameters/ScaleEdit.svelte
@@ -24,7 +24,6 @@
   import ScaleAtInstantEdit from "$lib/components/parameters/ScaleAtInstantEdit.svelte"
   import { errorAsKeyValueDictionary, iterArrayWithErrors } from "$lib/errors"
   import { iterToLimit } from "$lib/iterators"
-  import { metadata } from "$lib/metadata"
   import {
     buildInstantReferencesAndScaleArray,
     labelFromScaleType,
@@ -317,7 +316,7 @@
               <option selected value={undefined}>Non précisée</option>
             {/if}
             {#each Object.values(AmountUnit) as unit}
-              <option value={unit}>{labelFromUnit(metadata, unit)}</option>
+              <option value={unit}>{labelFromUnit(unit)}</option>
             {/each}
           </select>
           {#if showErrors && errors.amount_unit !== undefined}
@@ -337,7 +336,7 @@
             <option selected value={undefined}>Non précisée</option>
           {/if}
           {#each Object.values(RateUnit) as unit}
-            <option value={unit}>{labelFromUnit(metadata, unit)}</option>
+            <option value={unit}>{labelFromUnit(unit)}</option>
           {/each}
         </select>
         {#if showErrors && errors.rate_unit !== undefined}
@@ -390,7 +389,7 @@
           <option selected value={undefined}>Non précisée</option>
         {/if}
         {#each Object.values(Unit) as unit}
-          <option value={unit}>{labelFromUnit(metadata, unit)}</option>
+          <option value={unit}>{labelFromUnit(unit)}</option>
         {/each}
       </select>
       {#if showErrors && errors.threshold_unit !== undefined}
diff --git a/src/lib/components/parameters/ValueAtInstantEdit.svelte b/src/lib/components/parameters/ValueAtInstantEdit.svelte
index 3c9a6c4b62e1665ad462727acefcb8345fa67111..38de6674e659a96b009bb143b02ab74a87402623 100644
--- a/src/lib/components/parameters/ValueAtInstantEdit.svelte
+++ b/src/lib/components/parameters/ValueAtInstantEdit.svelte
@@ -17,7 +17,6 @@
   import { createEventDispatcher } from "svelte"
 
   import { auditEditedAttribute } from "$lib/errors"
-  import { metadata } from "$lib/metadata"
   import { labelFromUnit } from "$lib/parameters"
   import type { MaybeBooleanValue } from "@openfisca/json-model/build/parameters"
 
@@ -132,14 +131,13 @@
       >
         <option value={undefined}>
           {#if parameter.unit == null}Non précisée{:else}{labelFromUnit(
-              metadata,
               parameter.unit,
             )}
           {/if}</option
         >
         {#each Object.values(Unit) as unit}
           {#if unit !== parameter.unit}
-            <option value={unit}>{labelFromUnit(metadata, unit)}</option>
+            <option value={unit}>{labelFromUnit(unit)}</option>
           {/if}
         {/each}
       </select>
diff --git a/src/lib/components/parameters/ValueEdit.svelte b/src/lib/components/parameters/ValueEdit.svelte
index 12ab7feab7416015c08b0b13096969f5e9207695..af786ceaecc6367c69e796171abb2e671909845d 100644
--- a/src/lib/components/parameters/ValueEdit.svelte
+++ b/src/lib/components/parameters/ValueEdit.svelte
@@ -11,7 +11,6 @@
   import ValueAtInstantEdit from "$lib/components/parameters/ValueAtInstantEdit.svelte"
   import { errorAsKeyValueDictionary, iterArrayWithErrors } from "$lib/errors"
   import { iterToLimit } from "$lib/iterators"
-  import { metadata } from "$lib/metadata"
   import {
     buildInstantReferencesAndValueArray,
     labelFromValueType,
@@ -289,7 +288,7 @@
           <option selected value={undefined}>Non précisée</option>
         {/if}
         {#each Object.values(Unit) as unit}
-          <option value={unit}>{labelFromUnit(metadata, unit)}</option>
+          <option value={unit}>{labelFromUnit(unit)}</option>
         {/each}
       </select>
       {#if showErrors && errors.unit !== undefined}
diff --git a/src/lib/components/test_cases/TestCaseView.svelte b/src/lib/components/test_cases/TestCaseView.svelte
index 85afa96d2b3f1433a50dbdbe522e71bb4b962760..80d63989babe6549753519c79d3fc47ad2a74725 100644
--- a/src/lib/components/test_cases/TestCaseView.svelte
+++ b/src/lib/components/test_cases/TestCaseView.svelte
@@ -278,25 +278,20 @@
       {/if}
       <!--Identité de l'entreprise - Element 3 de la grid -->
       <!--
-      <div class="flex h-8">
-        <PictoEntreprise />
-        <div class="flex space-x-1">
-          <div>
-            <p class="text-xs">100</p>
-            <p class="text-xs">50</p>
+        <div class="flex h-8">
+          <PictoEntreprise />
+          <div class="flex space-x-1">
+            <div>
+              <p class="text-xs">100</p>
+              <p class="text-xs">50</p>
+            </div>
+            <PictoNombreSalaries />
+          </div>
+          <div class="flex">
+            <PictoArbreMetropole />
           </div>
-          <PictoNombreSalaries />
-        </div>
-        <div class="flex">
-          <PictoArbreMetropole />
         </div>
-      </div>
-    -->
-      <!--Element 4 de la grid -->
-      <!-- <div class="flex gap-x-2 items-baseline">
-        <span class="font-light text-sm">Autres revenus :</span>
-        <span>0 €</span>
-      </div> -->
+      -->
     </div>
   </div>
   <div>
diff --git a/src/lib/components/variables/VariableReferredScaleAtInstant.svelte b/src/lib/components/variables/VariableReferredScaleAtInstant.svelte
index 369ffc8026427371fa0af116141805eb05cd996c..7a2949fd7f8ed0e845e4bd472cd16611527a3fd0 100644
--- a/src/lib/components/variables/VariableReferredScaleAtInstant.svelte
+++ b/src/lib/components/variables/VariableReferredScaleAtInstant.svelte
@@ -17,6 +17,7 @@
   import { createEventDispatcher } from "svelte"
 
   import { errorAsKeyValueDictionary, iterArrayWithErrors } from "$lib/errors"
+  import { labelFromUnit } from "$lib/parameters"
 
   import VariableReferredValueEdit from "./VariableReferredValueEdit.svelte"
 
@@ -170,15 +171,9 @@
                     ? null
                     : bracketAtInstant.threshold?.value ?? null}
                 />
-                <!-- <input
-                  class="bg-white text-black hover:bg-le-gris-dispositif-light font-serif text-lg border-b border-l-0 border-r-0 border-t-0 py-0 w-24"
-                  step="any"
-                  type="number"
-                  on:change={(event) => changeValue(index, "threshold", event)}
-                  value={bracketAtInstant.threshold === "expected"
-                    ? null
-                    : bracketAtInstant.threshold?.value ?? null}
-                /> -->
+                <span class="font-serif text-base">
+                  {labelFromUnit(billParameter.threshold_unit) ?? ""}
+                </span>
                 {#if showErrors && errorAsKeyValueDictionary(errorAsKeyValueDictionary(errorsAtIndex).threshold).value !== undefined}
                   <p>
                     {errorAsKeyValueDictionary(
@@ -186,9 +181,6 @@
                     ).value}
                   </p>
                 {/if}
-                <!--TODO: UNITE A CHANGER
-            <p class="font-serif text-base">€</p>
-            -->
               </div>
             </td>
             {#if isAmountScale}
@@ -210,18 +202,9 @@
                           asAmountBracketAtInstant(bracketAtInstant).amount,
                         ).value ?? null}
                   />
-                  <!-- <input
-                    class="bg-white text-black hover:bg-le-gris-dispositif-light font-serif text-lg border-b border-l-0 border-r-0 border-t-0 py-0 w-24"
-                    step="any"
-                    type="number"
-                    on:change={(event) => changeValue(index, "amount", event)}
-                    value={asAmountBracketAtInstant(bracketAtInstant).amount ===
-                    "expected"
-                      ? null
-                      : asNumberValue(
-                          asAmountBracketAtInstant(bracketAtInstant).amount,
-                        ).value ?? null}
-                  /> -->
+                  <span class="font-serif text-base">
+                    {labelFromUnit(billParameter.amount_unit) ?? ""}
+                  </span>
                   {#if showErrors && errorAsKeyValueDictionary(errorAsKeyValueDictionary(errorsAtIndex).amount).value !== undefined}
                     <p>
                       {errorAsKeyValueDictionary(
@@ -229,9 +212,6 @@
                       ).value}
                     </p>
                   {/if}
-                  <!--UNITE A CHANGER
-              <p class="font-serif text-base">€</p>
-            -->
                 </div>
               </td>
             {:else}
@@ -254,18 +234,10 @@
                             asRateBracketAtInstant(bracketAtInstant).base,
                           )?.value ?? null}
                     />
-                    <!-- <input
-                      class="bg-white text-black font-serif text-lg border-b border-l-0 border-r-0 border-t-0 py-0 w-24"
-                      step="any"
-                      type="number"
-                      on:change={(event) => changeValue(index, "base", event)}
-                      value={asRateBracketAtInstant(bracketAtInstant).base ===
-                      "expected"
-                        ? null
-                        : asNumberValue(
-                            asRateBracketAtInstant(bracketAtInstant).base,
-                          )?.value ?? null}
-                    /> -->
+                    <span class="font-serif text-base">
+                      <!-- TODO: Should be parameter.base_unit. -->
+                      {labelFromUnit(billParameter.threshold_unit) ?? ""}
+                    </span>
                     {#if showErrors && errorAsKeyValueDictionary(errorAsKeyValueDictionary(errorsAtIndex).base).value !== undefined}
                       <p>
                         {errorAsKeyValueDictionary(
@@ -273,9 +245,6 @@
                         ).value}
                       </p>
                     {/if}
-                    <!--UNITE A CHANGER
-                <p class="font-serif text-base">€</p>
-                -->
                   </div>
                 </td>
               {/if}
@@ -296,18 +265,10 @@
                           asRateBracketAtInstant(bracketAtInstant).rate,
                         )?.value ?? null}
                   />
-                  <!-- <input
-                    class="bg-white text-black font-serif text-lg border-b border-l-0 border-r-0 border-t-0 py-0 w-24 hover:bg-le-gris-dispositif-light"
-                    step="any"
-                    type="number"
-                    on:change={(event) => changeValue(index, "rate", event)}
-                    value={asRateBracketAtInstant(bracketAtInstant).rate ===
-                    "expected"
-                      ? null
-                      : asMaybeNumberValue(
-                          asRateBracketAtInstant(bracketAtInstant).rate,
-                        ).value ?? null}
-                  /> -->
+                  <span class="font-serif text-base">
+                    <!-- TODO: Should be parameter.base_unit. -->
+                    {labelFromUnit(billParameter.rate_unit) ?? ""}
+                  </span>
                   {#if showErrors && errorAsKeyValueDictionary(errorAsKeyValueDictionary(errorsAtIndex).rate).value !== undefined}
                     <p>
                       {errorAsKeyValueDictionary(
@@ -315,9 +276,6 @@
                       ).value}
                     </p>
                   {/if}
-                  <!--UNITE A CHANGER
-              <p class="font-serif text-base">€</p>
-              -->
                 </div>
               </td>
             {/if}
diff --git a/src/lib/components/variables/VariableReferredValueParameter.svelte b/src/lib/components/variables/VariableReferredValueParameter.svelte
index e239d691b533608993eb0f884a21fa272ecce130..1c92971bc254ad253fb8a10356177252a2dfa7d5 100644
--- a/src/lib/components/variables/VariableReferredValueParameter.svelte
+++ b/src/lib/components/variables/VariableReferredValueParameter.svelte
@@ -4,6 +4,7 @@
   import type { Writable } from "svelte/store"
 
   import type { CalculationName } from "$lib/calculations"
+  import { labelFromUnit } from "$lib/parameters"
   import type { ParametricReform, ValueParameterReform } from "$lib/reforms"
   import { ParameterReformChangeType } from "$lib/reforms"
 
@@ -92,19 +93,17 @@
         on:changeValue={changeValue}
         {value}
       />
-      {#if valueError !== null}<span class="text-red-500">{valueError}</span
-        >{/if}
-    </div>
-    <!-- TODO: Unité à "connecter" avec Openfisca-->
-    <div>
-      <p class="text-lg font-serif">€</p>
     </div>
+    <span class="font-serif text-base">
+      {labelFromUnit(billParameter.unit) ?? ""}
+    </span>
     <!--Date du paramètre-->
     <div class="text-sm mx-2">
       <p>
         depuis {billLatestInstantSplit[1]}/{billLatestInstantSplit[0]}
       </p>
     </div>
+    {#if valueError !== null}<p class="text-red-500">{valueError}</p>{/if}
   </div>
 
   <div class="bg-gray-100 flex items-baseline text-gray-600 text-xs p-2">
diff --git a/src/lib/parameters.ts b/src/lib/parameters.ts
index eda32956b5b66c1afeed228d96f4ccb2c2b0b900..1fe41a9a0c7c605460049d6456417277a02c71eb 100644
--- a/src/lib/parameters.ts
+++ b/src/lib/parameters.ts
@@ -20,6 +20,7 @@ import {
   walkParameters,
 } from "@openfisca/json-model"
 
+import { metadata } from "$lib/metadata"
 import rootParameterUnknown from "$lib/openfisca/editable_processed_parameters.json"
 import { reformChangesByName } from "$lib/reforms"
 
@@ -154,9 +155,11 @@ export function labelFromScaleType(type: ScaleType | string): string {
 }
 
 export function labelFromUnit(
-  metadata: Metadata,
-  unit: AmountUnit | RateUnit | Unit | string,
+  unit: AmountUnit | RateUnit | Unit | string | null | undefined,
 ): string {
+  if (unit == null) {
+    return undefined
+  }
   return (
     {
       [Unit.CodesDepartements]: "code département",