diff --git a/web-app/src/pages/transaction-editor/EditTransactionPage.vue b/web-app/src/pages/transaction-editor/EditTransactionPage.vue
index 8678950..8b29697 100644
--- a/web-app/src/pages/transaction-editor/EditTransactionPage.vue
+++ b/web-app/src/pages/transaction-editor/EditTransactionPage.vue
@@ -146,15 +146,9 @@ const creditedAccountId: Ref<number | null> = ref(null)
 const debitedAccountId: Ref<number | null> = ref(null)
 const lineItems: Ref<TransactionLineItemResponse[]> = ref([])
 const tags: Ref<string[]> = ref([])
-const customTagInput = ref('')
-const customTagInputValid = ref(false)
 const attachmentsToUpload: Ref<File[]> = ref([])
 const removedAttachmentIds: Ref<number[]> = ref([])
 
-watch(customTagInput, (newValue: string) => {
-  const result = newValue.match('^[a-z0-9-_]{3,32}$')
-  customTagInputValid.value = result !== null && result.length > 0
-})
 watch(availableCurrencies, (newValue: Currency[]) => {
   if (newValue.length === 1) {
     currency.value = newValue[0]