diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index a2ac8ef..15a4e64 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -4,15 +4,13 @@
     <option name="autoReloadType" value="SELECTIVE" />
   </component>
   <component name="ChangeListManager">
-    <list default="true" id="7c107abe-5995-4428-8429-b146aaca8386" name="Changes" comment="feat : ajout de la génération du bon de reception, correction de la base du formulaire multi-etape de reception et ajout d'une gestion d'erreur global">
+    <list default="true" id="7c107abe-5995-4428-8429-b146aaca8386" name="Changes" comment="feat : ajout d'une gestion d'erreur au global côté front avec la lib toaster et I18n pour centraliser les messages d'erreur">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/AGENTS.md" beforeDir="false" afterPath="$PROJECT_DIR$/AGENTS.md" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/config/reference.php" beforeDir="false" afterPath="$PROJECT_DIR$/config/reference.php" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/frontend/composables/useApi.ts" beforeDir="false" afterPath="$PROJECT_DIR$/frontend/composables/useApi.ts" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/frontend/nuxt.config.ts" beforeDir="false" afterPath="$PROJECT_DIR$/frontend/nuxt.config.ts" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/frontend/components/reception/reception-form.vue" beforeDir="false" afterPath="$PROJECT_DIR$/frontend/components/reception/reception-form.vue" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/frontend/package-lock.json" beforeDir="false" afterPath="$PROJECT_DIR$/frontend/package-lock.json" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/frontend/package.json" beforeDir="false" afterPath="$PROJECT_DIR$/frontend/package.json" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/frontend/services/reception.ts" beforeDir="false" afterPath="$PROJECT_DIR$/frontend/services/reception.ts" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/frontend/pages/reception/[[id]].vue" beforeDir="false" afterPath="$PROJECT_DIR$/frontend/pages/reception/[[id]].vue" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -47,7 +45,6 @@
     <commands />
     <urls />
   </component>
-  <component name="PhpDebugGeneral" listening_started="true" />
   <component name="PhpServers">
     <servers>
       <server host="localhost" id="36c0c232-9151-4654-a36c-e0f5fd99da91" name="ferme-docker" port="8080" use_path_mappings="true">
@@ -260,7 +257,7 @@
       <workItem from="1768287908317" duration="28058000" />
       <workItem from="1768374298711" duration="12403000" />
       <workItem from="1768460547451" duration="26946000" />
-      <workItem from="1768547023783" duration="7809000" />
+      <workItem from="1768547023783" duration="11371000" />
     </task>
     <task id="LOCAL-00001" summary="feat : Ajout de pinia, création de la table weight et reception mise en place du système de step pour les receptions (WIP)">
       <option name="closed" value="true" />
@@ -326,7 +323,15 @@
       <option name="project" value="LOCAL" />
       <updated>1768498751836</updated>
     </task>
-    <option name="localTasksCounter" value="9" />
+    <task id="LOCAL-00009" summary="feat : ajout d'une gestion d'erreur au global côté front avec la lib toaster et I18n pour centraliser les messages d'erreur">
+      <option name="closed" value="true" />
+      <created>1768555180530</created>
+      <option name="number" value="00009" />
+      <option name="presentableId" value="LOCAL-00009" />
+      <option name="project" value="LOCAL" />
+      <updated>1768555180530</updated>
+    </task>
+    <option name="localTasksCounter" value="10" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
@@ -381,6 +386,7 @@
     <MESSAGE value="fix : correction du useApi pour qu'il n'y ait plus de retry lors d'une erreur 500 par exemple" />
     <MESSAGE value="test : ajout de TU sur les services et providers" />
     <MESSAGE value="feat : ajout de la génération du bon de reception, correction de la base du formulaire multi-etape de reception et ajout d'une gestion d'erreur global" />
-    <option name="LAST_COMMIT_MESSAGE" value="feat : ajout de la génération du bon de reception, correction de la base du formulaire multi-etape de reception et ajout d'une gestion d'erreur global" />
+    <MESSAGE value="feat : ajout d'une gestion d'erreur au global côté front avec la lib toaster et I18n pour centraliser les messages d'erreur" />
+    <option name="LAST_COMMIT_MESSAGE" value="feat : ajout d'une gestion d'erreur au global côté front avec la lib toaster et I18n pour centraliser les messages d'erreur" />
   </component>
 </project>
\ No newline at end of file
diff --git a/frontend/components/reception/reception-form.vue b/frontend/components/reception/reception-form.vue
index e46fc9e..f4f1f24 100644
--- a/frontend/components/reception/reception-form.vue
+++ b/frontend/components/reception/reception-form.vue
@@ -2,15 +2,11 @@
     <form @submit.prevent="validate">
         <div class="grid grid-cols-1 items-start gap-8 mb-16">
             <h1 class="font-bold text-5xl uppercase">Réception</h1>
-            <div class="flex flex-col">
-                <label for="license-plate" class="font-bold uppercase text-xl mb-4">Immatriculation</label>
-                <input
-                    id="license-plate"
+            <div>
+                <UiLicensePlateInput
                     v-model="form.licensePlate"
-                    type="text"
-                    class="border-b border-black justify-self-start text-xl pb-[6px] uppercase"
+                    v-model:allowAny="allowAnyLicensePlate"
                 />
-                <p v-if="fieldErrors.licensePlate" class="text-red-600 text-sm">{{ fieldErrors.licensePlate }}</p>
             </div>
             <div class="flex flex-col">
                 <label for="reception-date" class="font-bold uppercase text-xl mb-4">Date de reception</label>
@@ -20,7 +16,6 @@
                     type="date"
                     class="border-b border-black justify-self-start text-xl pb-[6px] uppercase"
                 />
-                <p v-if="fieldErrors.receptionDate" class="text-red-600 text-sm">{{ fieldErrors.receptionDate }}</p>
             </div>
         </div>
         <div class="flex justify-center">
@@ -34,8 +29,6 @@
 </template>
 
 <script setup lang="ts">
-import { z } from 'zod'
-import { mapZodErrors } from '~/utils/zod-errors'
 import { useReceptionStore } from '~/stores/reception'
 
 type ReceptionFormData = {
@@ -49,20 +42,7 @@ const form = reactive<ReceptionFormData>({
     licensePlate: '',
     receptionDate: new Date().toISOString().slice(0, 10)
 })
-const fieldErrors = reactive<Partial<Record<keyof ReceptionFormData, string>>>({
-    licensePlate: undefined,
-    receptionDate: undefined
-})
-const formSchema = z.object({
-    licensePlate: z
-        .string()
-        .min(1, 'Immatriculation requise.')
-        .max(20, 'Immatriculation trop longue (20 caracteres max).'),
-    receptionDate: z
-        .string()
-        .min(1, 'Date de reception requise.')
-        .regex(/^\d{4}-\d{2}-\d{2}$/, 'Date de reception invalide.')
-})
+const allowAnyLicensePlate = ref(false)
 
 watch(
     () => receptionStore.current,
@@ -74,26 +54,14 @@ watch(
 )
 
 async function validate() {
-    fieldErrors.licensePlate = undefined
-    fieldErrors.receptionDate = undefined
     const normalizedLicensePlate = form.licensePlate.trim()
     const normalizedReceptionDate = form.receptionDate.trim()
-    const result = formSchema.safeParse({
-        licensePlate: normalizedLicensePlate,
-        receptionDate: normalizedReceptionDate
-    })
-    if (!result.success) {
-        const errors = mapZodErrors<ReceptionFormData>(result.error)
-        fieldErrors.licensePlate = errors.licensePlate ?? 'Formulaire invalide.'
-        fieldErrors.receptionDate = errors.receptionDate ?? 'Formulaire invalide.'
-        return
-    }
 
     if (!receptionStore.current) {
         const created = await receptionStore.createReception({
             currentStep: 1,
-            licensePlate: normalizedLicensePlate || null,
-            receptionDate: normalizedReceptionDate || null
+            licensePlate: normalizedLicensePlate,
+            receptionDate: normalizedReceptionDate
         })
         if (created) {
             await router.push(`/reception/${created.id}`)
@@ -104,8 +72,8 @@ async function validate() {
     const nextStep = receptionStore.current.currentStep + 1
     await receptionStore.updateReception(receptionStore.current.id, {
         currentStep: nextStep,
-        licensePlate: normalizedLicensePlate || null,
-        receptionDate: normalizedReceptionDate || null
+        licensePlate: normalizedLicensePlate,
+        receptionDate: normalizedReceptionDate
     })
 }
 
diff --git a/frontend/components/ui/license-plate-input.vue b/frontend/components/ui/license-plate-input.vue
new file mode 100644
index 0000000..37dc521
--- /dev/null
+++ b/frontend/components/ui/license-plate-input.vue
@@ -0,0 +1,93 @@
+<template>
+  <div class="flex flex-col">
+    <label :for="inputId" class="font-bold uppercase text-xl mb-4">{{ label }}</label>
+    <input
+      :id="inputId"
+      :value="modelValue"
+      v-maska="maskOptions"
+      type="text"
+      :maxlength="maxLength"
+      :placeholder="placeholderText"
+      class="border-b border-black justify-self-start text-xl pb-[6px] uppercase"
+      @input="handleInput"
+    />
+    <label :for="checkboxId" class="mt-3 flex items-center gap-3 text-sm">
+      <input
+        :id="checkboxId"
+        :checked="allowAny"
+        type="checkbox"
+        class="h-4 w-4 accent-primary-500"
+        @change="toggleAllowAny"
+      />
+      Autoriser un format libre
+    </label>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { vMaska } from 'maska/vue'
+type Props = {
+  modelValue: string
+  allowAny?: boolean
+  label?: string
+  id?: string
+}
+
+const props = withDefaults(defineProps<Props>(), {
+  allowAny: false,
+  label: 'Immatriculation',
+  id: 'license-plate'
+})
+
+const emit = defineEmits<{
+  (event: 'update:modelValue', value: string): void
+  (event: 'update:allowAny', value: boolean): void
+}>()
+
+const inputId = computed(() => props.id)
+const checkboxId = computed(() => `${props.id}-format`)
+
+const maskOptions = computed(() =>
+  props.allowAny
+    ? undefined
+    : {
+        mask: '@@-###-@@',
+        eager: true,
+        tokens: {
+          '@': {
+            pattern: /[A-Za-z]/,
+            transform: (char: string) => char.toUpperCase()
+          }
+        }
+      }
+)
+const placeholderText = computed(() => (props.allowAny ? '' : 'AA-123-AA'))
+const maxLength = computed(() => (props.allowAny ? 20 : 9))
+
+const handleInput = (event: Event) => {
+  const target = event.target as HTMLInputElement | null
+  if (!target) {
+    return
+  }
+
+  if (props.allowAny) {
+    emit('update:modelValue', target.value)
+    return
+  }
+
+  emit('update:modelValue', target.value)
+}
+
+const toggleAllowAny = (event: Event) => {
+  const target = event.target as HTMLInputElement | null
+  if (!target) {
+    return
+  }
+
+  const nextValue = target.checked
+  emit('update:allowAny', nextValue)
+  if (!nextValue) {
+    emit('update:modelValue', props.modelValue)
+  }
+}
+</script>
diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 36eedf6..d32b6ec 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -10,6 +10,7 @@
         "@nuxtjs/i18n": "^10.2.1",
         "@pinia/nuxt": "^0.11.3",
         "izitoast": "^1.4.0",
+        "maska": "^3.2.0",
         "nuxt": "^4.2.2",
         "nuxt-toast": "^1.4.0",
         "pinia": "^3.0.4",
@@ -9195,6 +9196,11 @@
         "source-map-js": "^1.2.1"
       }
     },
+    "node_modules/maska": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/maska/-/maska-3.2.0.tgz",
+      "integrity": "sha512-zSmSgs5/q9vMSmrdZT3rKOv9uLznNWR/niuuAdBZDTvB3SMKOX9vhMtDijFyExz+B4UClu2rvksylUh/ea1bLA=="
+    },
     "node_modules/math-intrinsics": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/math-intrinsics/-/math-intrinsics-1.1.0.tgz",
diff --git a/frontend/package.json b/frontend/package.json
index 80c95d1..a13235f 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -14,6 +14,7 @@
     "@nuxtjs/i18n": "^10.2.1",
     "@pinia/nuxt": "^0.11.3",
     "izitoast": "^1.4.0",
+    "maska": "^3.2.0",
     "nuxt": "^4.2.2",
     "nuxt-toast": "^1.4.0",
     "pinia": "^3.0.4",
diff --git a/frontend/pages/reception/[[id]].vue b/frontend/pages/reception/[[id]].vue
index b4ae006..482f5e9 100644
--- a/frontend/pages/reception/[[id]].vue
+++ b/frontend/pages/reception/[[id]].vue
@@ -2,7 +2,11 @@
     <div>
         <div class="flex justify-between h-[52px] mb-[90px]">
             <p class="self-center">Indicateur d’étapes</p>
-            <NuxtLink to="/" class="flex flex-col justify-center uppercase text-xl bg-black text-white h-[50px] w-[272px] text-center">Mettre en attente</NuxtLink>
+            <button
+                type="button"
+                class="flex flex-col justify-center uppercase text-xl bg-black text-white h-[50px] w-[272px] text-center"
+                @click="saveAndHold"
+            >Mettre en attente</button>
         </div>
         <ReceptionForm v-if="!storeReception || storeReception.currentStep === 0"/>
         <ReceptionWeight v-if="storeReception?.currentStep === 1" mode="gross"/>
@@ -21,13 +25,39 @@ const router = useRouter()
 const receptionStore = useReceptionStore()
 const { current: storeReception } = storeToRefs(receptionStore)
 
-onMounted(async () => {
-    const raw = route.params.id
-    const idStr = Array.isArray(raw) ? raw[0] : raw
-    const id = idStr ? Number(idStr) : null
-
-    if (id !== null) {
-        await receptionStore.loadReception(id)
+const resolveReceptionId = (param: unknown) => {
+    const idStr = Array.isArray(param) ? param[0] : param
+    if (!idStr) {
+        return null
     }
-})
+    const id = Number(idStr)
+    return Number.isFinite(id) ? id : null
+}
+
+watch(
+    () => route.params.id,
+    async (param) => {
+        const id = resolveReceptionId(param)
+        if (id === null) {
+            receptionStore.clearCurrent()
+            return
+        }
+        await receptionStore.loadReception(id)
+    },
+    { immediate: true }
+)
+
+const saveAndHold = async () => {
+    if (!receptionStore.current) {
+        await router.push('/')
+        return
+    }
+
+    await receptionStore.updateReception(receptionStore.current.id, {
+        currentStep: receptionStore.current.currentStep,
+        licensePlate: receptionStore.current.licensePlate,
+        receptionDate: receptionStore.current.receptionDate
+    })
+    await router.push('/')
+}
 </script>