diff --git a/frontend/components/BankAccountAssignInput.vue b/frontend/components/BankAccountAssignInput.vue
new file mode 100644
index 0000000..4e02ed1
--- /dev/null
+++ b/frontend/components/BankAccountAssignInput.vue
@@ -0,0 +1,148 @@
+<script setup>
+const props = defineProps({
+  modelValue: {
+    type: Array,
+    default: () => []
+  },
+  disabled: {
+    type: Boolean,
+    default: false
+  }
+})
+
+const emit = defineEmits(["update:modelValue"])
+const toast = useToast()
+
+const accounts = ref([])
+const ibanSearch = ref("")
+const showCreate = ref(false)
+
+const createPayload = ref({
+  iban: "",
+  bic: "",
+  bankName: "",
+  description: ""
+})
+
+const normalizeIban = (value) => String(value || "").replace(/\s+/g, "").toUpperCase()
+
+const loadAccounts = async () => {
+  accounts.value = await useEntities("entitybankaccounts").select()
+}
+
+const assignedIds = computed(() => {
+  return Array.isArray(props.modelValue) ? props.modelValue : []
+})
+
+const assignedAccounts = computed(() => {
+  return accounts.value.filter((a) => assignedIds.value.includes(a.id))
+})
+
+const updateAssigned = (ids) => {
+  emit("update:modelValue", ids)
+}
+
+const assignByIban = async () => {
+  const search = normalizeIban(ibanSearch.value)
+  if (!search) return
+
+  const match = accounts.value.find((a) => normalizeIban(a.iban) === search)
+  if (!match) {
+    toast.add({ title: "Kein Bankkonto mit dieser IBAN gefunden.", color: "rose" })
+    return
+  }
+
+  if (assignedIds.value.includes(match.id)) {
+    toast.add({ title: "Dieses Bankkonto ist bereits zugewiesen.", color: "amber" })
+    return
+  }
+
+  updateAssigned([...assignedIds.value, match.id])
+  ibanSearch.value = ""
+}
+
+const removeAssigned = (id) => {
+  updateAssigned(assignedIds.value.filter((i) => i !== id))
+}
+
+const createAndAssign = async () => {
+  if (!createPayload.value.iban || !createPayload.value.bic || !createPayload.value.bankName) {
+    toast.add({ title: "IBAN, BIC und Bankinstitut sind Pflichtfelder.", color: "rose" })
+    return
+  }
+
+  const created = await useEntities("entitybankaccounts").create(createPayload.value, true)
+  await loadAccounts()
+  updateAssigned([...assignedIds.value, created.id])
+  createPayload.value = { iban: "", bic: "", bankName: "", description: "" }
+  showCreate.value = false
+}
+
+loadAccounts()
+</script>
+
+<template>
+  <div class="flex flex-col gap-2 w-full">
+    <div class="flex flex-wrap gap-2" v-if="assignedAccounts.length > 0">
+      <UBadge
+          v-for="account in assignedAccounts"
+          :key="account.id"
+          color="primary"
+          variant="subtle"
+      >
+        {{ account.displayLabel || account.iban }}
+        <UButton
+            v-if="!disabled"
+            variant="ghost"
+            color="gray"
+            size="2xs"
+            icon="i-heroicons-x-mark"
+            class="ml-1"
+            @click="removeAssigned(account.id)"
+        />
+      </UBadge>
+    </div>
+
+    <InputGroup class="w-full">
+      <UInput
+          v-model="ibanSearch"
+          class="flex-auto"
+          placeholder="IBAN eingeben und zuweisen"
+          :disabled="disabled"
+          @keydown.enter.prevent="assignByIban"
+      />
+      <UButton :disabled="disabled" @click="assignByIban">
+        Zuweisen
+      </UButton>
+      <UButton :disabled="disabled" color="gray" variant="outline" @click="showCreate = true">
+        Neu
+      </UButton>
+    </InputGroup>
+  </div>
+
+  <UModal v-model="showCreate">
+    <UCard>
+      <template #header>Neue Bankverbindung erstellen</template>
+      <div class="space-y-3">
+        <UFormGroup label="IBAN">
+          <UInput v-model="createPayload.iban" />
+        </UFormGroup>
+        <UFormGroup label="BIC">
+          <UInput v-model="createPayload.bic" />
+        </UFormGroup>
+        <UFormGroup label="Bankinstitut">
+          <UInput v-model="createPayload.bankName" />
+        </UFormGroup>
+        <UFormGroup label="Beschreibung (optional)">
+          <UInput v-model="createPayload.description" />
+        </UFormGroup>
+      </div>
+      <template #footer>
+        <div class="flex justify-end gap-2">
+          <UButton color="gray" variant="outline" @click="showCreate = false">Abbrechen</UButton>
+          <UButton @click="createAndAssign">Erstellen und zuweisen</UButton>
+        </div>
+      </template>
+    </UCard>
+  </UModal>
+</template>
diff --git a/frontend/components/columnRenderings/bankAccounts.vue b/frontend/components/columnRenderings/bankAccounts.vue
new file mode 100644
index 0000000..259480f
--- /dev/null
+++ b/frontend/components/columnRenderings/bankAccounts.vue
@@ -0,0 +1,65 @@
+<script setup>
+const props = defineProps({
+  row: {
+    type: Object,
+    required: true,
+    default: {}
+  }
+})
+
+const accounts = ref([])
+const showFullIban = ref(false)
+
+const formatIban = (iban) => {
+  const cleaned = String(iban || "").replace(/\s+/g, "").toUpperCase()
+  if (!cleaned) return ""
+  return cleaned.match(/.{1,4}/g)?.join(" ") || cleaned
+}
+
+const maskIban = (iban) => {
+  const cleaned = String(iban || "").replace(/\s+/g, "").toUpperCase()
+  if (!cleaned) return ""
+  if (cleaned.length <= 8) return cleaned
+  return `${cleaned.slice(0, 4)} **** **** ${cleaned.slice(-4)}`
+}
+
+const bankAccounts = computed(() => {
+  const ids = Array.isArray(props.row?.infoData?.bankAccountIds) ? props.row.infoData.bankAccountIds : []
+  if (!ids.length) return []
+  return accounts.value
+      .filter((a) => ids.includes(a.id))
+      .map((a) => {
+        const iban = formatIban(a.iban)
+        const ibanDisplay = showFullIban.value ? iban : maskIban(a.iban)
+        const parts = [ibanDisplay]
+        if (a.bankName) parts.push(a.bankName)
+        if (a.description) parts.push(`(${a.description})`)
+        return {
+          id: a.id,
+          label: parts.filter(Boolean).join(" | ")
+        }
+      })
+})
+
+const setup = async () => {
+  accounts.value = await useEntities("entitybankaccounts").select()
+}
+
+setup()
+</script>
+
+<template>
+  <div class="flex flex-col gap-1">
+    <div v-if="bankAccounts.length > 0" class="flex">
+      <UButton
+          color="gray"
+          variant="ghost"
+          size="2xs"
+          :icon="showFullIban ? 'i-heroicons-eye-slash' : 'i-heroicons-eye'"
+          @click="showFullIban = !showFullIban"
+      />
+    </div>
+    <span v-for="account in bankAccounts" :key="account.id">{{ account.label }}</span>
+    <span v-if="bankAccounts.length === 0">-</span>
+  </div>
+</template>