diff --git a/packages/react-native-codegen/src/CodegenSchema.d.ts b/packages/react-native-codegen/src/CodegenSchema.d.ts
index 2d28bbfe7e271c..a220ca10fa3e43 100644
--- a/packages/react-native-codegen/src/CodegenSchema.d.ts
+++ b/packages/react-native-codegen/src/CodegenSchema.d.ts
@@ -26,6 +26,10 @@ export interface FloatTypeAnnotation {
   readonly type: 'FloatTypeAnnotation';
 }
 
+export interface NumberTypeAnnotation {
+  readonly type: 'NumberTypeAnnotation';
+}
+
 export interface BooleanTypeAnnotation {
   readonly type: 'BooleanTypeAnnotation';
 }
@@ -42,6 +46,16 @@ export interface VoidTypeAnnotation {
   readonly type: 'VoidTypeAnnotation';
 }
 
+export interface NumberLiteralTypeAnnotation {
+  readonly type: 'NumberLiteralTypeAnnotation';
+  readonly value: number;
+}
+
+export interface StringLiteralTypeAnnotation {
+  readonly type: 'StringLiteralTypeAnnotation';
+  readonly value: string;
+}
+
 export interface ObjectTypeAnnotation<T> {
   readonly type: 'ObjectTypeAnnotation';
   readonly properties: readonly NamedShape<T>[];
@@ -49,6 +63,18 @@ export interface ObjectTypeAnnotation<T> {
   readonly baseTypes?: readonly string[] | undefined;
 }
 
+export interface UnionTypeAnnotation<T> {
+  readonly type: 'UnionTypeAnnotation';
+  readonly types: readonly T[];
+}
+
+// TODO(T72031674): TupleTypeAnnotation is added for parity with UnionTypeAnnotation
+// to support future implementation. Currently limited to String and Number literals.
+export interface TupleTypeAnnotation {
+  readonly type: 'TupleTypeAnnotation';
+  readonly types: StringLiteralTypeAnnotation | NumberLiteralTypeAnnotation;
+}
+
 export interface MixedTypeAnnotation {
   readonly type: 'MixedTypeAnnotation';
 }
diff --git a/packages/react-native-codegen/src/CodegenSchema.js b/packages/react-native-codegen/src/CodegenSchema.js
index 99299dafc3c043..44286533e2a59a 100644
--- a/packages/react-native-codegen/src/CodegenSchema.js
+++ b/packages/react-native-codegen/src/CodegenSchema.js
@@ -30,6 +30,10 @@ export type FloatTypeAnnotation = $ReadOnly<{
   type: 'FloatTypeAnnotation',
 }>;
 
+export type NumberTypeAnnotation = $ReadOnly<{
+  type: 'NumberTypeAnnotation',
+}>;
+
 export type BooleanTypeAnnotation = $ReadOnly<{
   type: 'BooleanTypeAnnotation',
 }>;
@@ -68,6 +72,18 @@ export type ObjectTypeAnnotation<+T> = $ReadOnly<{
   baseTypes?: $ReadOnlyArray<string>,
 }>;
 
+export type UnionTypeAnnotation<+T> = $ReadOnly<{
+  type: 'UnionTypeAnnotation',
+  types: $ReadOnlyArray<T>,
+}>;
+
+// TODO(T72031674): TupleTypeAnnotation is added for parity with UnionTypeAnnotation
+// to support future implementation. Currently limited to String and Number literals.
+export type TupleTypeAnnotation = $ReadOnly<{
+  type: 'TupleTypeAnnotation',
+  types: StringLiteralTypeAnnotation | NumberLiteralTypeAnnotation,
+}>;
+
 export type MixedTypeAnnotation = $ReadOnly<{
   type: 'MixedTypeAnnotation',
 }>;