diff --git a/src/core/actions/next-action.interface.ts b/src/core/actions/next-action.interface.ts
index e5f29b9..e0c982f 100644
--- a/src/core/actions/next-action.interface.ts
+++ b/src/core/actions/next-action.interface.ts
@@ -1,8 +1,12 @@
 import { CheckStatusAction } from './check-status.action.type';
+import { ShowErrorsAction } from './show-errors.action.type';
+import { ShowFieldStateAction } from './show-field-state.action.type';
 import { ShowFieldsAction } from './show-fields.action.type';
 import { StatusUpdatedAction } from './status-updated.action.type';
 
 export type NextAction =
   | CheckStatusAction
   | ShowFieldsAction
-  | StatusUpdatedAction;
+  | StatusUpdatedAction
+  | ShowErrorsAction
+  | ShowFieldStateAction;
diff --git a/src/core/actions/show-errors.action.type.ts b/src/core/actions/show-errors.action.type.ts
new file mode 100644
index 0000000..26632cb
--- /dev/null
+++ b/src/core/actions/show-errors.action.type.ts
@@ -0,0 +1,13 @@
+import { FormError } from '../form/form-error.interface';
+import { Action } from './action.interface';
+
+export type ShowErrorsActionType = 'show_errors';
+
+export interface ShowErrorsActionData {
+  errors: FormError[] | null;
+}
+
+export type ShowErrorsAction = Action<
+  ShowErrorsActionType,
+  ShowErrorsActionData
+>;
diff --git a/src/core/actions/show-field-state.action.type.ts b/src/core/actions/show-field-state.action.type.ts
new file mode 100644
index 0000000..d23cca3
--- /dev/null
+++ b/src/core/actions/show-field-state.action.type.ts
@@ -0,0 +1,21 @@
+import { Action } from './action.interface';
+
+enum FieldStatus {
+  valid = 'VALID',
+  invalid = 'INVALID',
+  pending = 'PENDING',
+  disabled = 'DISABLED',
+}
+
+export type ShowFieldStateActionType = 'show_field_state';
+
+export interface ShowFieldStateActionData {
+  fieldName: string;
+  fieldState: FieldStatus;
+  error: { code: string; message: string } | null;
+}
+
+export type ShowFieldStateAction = Action<
+  ShowFieldStateActionType,
+  ShowFieldStateActionData
+>;
diff --git a/src/core/actions/show-fields.action.type.ts b/src/core/actions/show-fields.action.type.ts
index f8eaa7a..7d91190 100644
--- a/src/core/actions/show-fields.action.type.ts
+++ b/src/core/actions/show-fields.action.type.ts
@@ -6,8 +6,8 @@ import { FormError } from '../form/form-error.interface';
 export type ShowFieldsActionType = 'show_fields';
 export interface ShowFieldsActionData {
   fields: Field[];
-  errors: FormMessage[] | null;
-  messages: FormError[] | undefined;
+  errors: FormError[] | undefined;
+  messages: FormMessage[] | null;
   order?: object;
 }
 export type ShowFieldsAction = Action<