diff --git a/packages/react-native-codegen/src/parsers/__tests__/error-utils-test.js b/packages/react-native-codegen/src/parsers/__tests__/error-utils-test.js
index 59facf536401d9..5d72f33d01e2bc 100644
--- a/packages/react-native-codegen/src/parsers/__tests__/error-utils-test.js
+++ b/packages/react-native-codegen/src/parsers/__tests__/error-utils-test.js
@@ -91,28 +91,24 @@ describe('throwIfMoreThanOneModuleRegistryCalls', () => {
       {name: 'callExpression1'},
       {name: 'callExpression2'},
     ];
-    const parserType = 'Flow';
 
     expect(() => {
       throwIfMoreThanOneModuleRegistryCalls(
         nativeModuleName,
         callExpressions,
         callExpressions.length,
-        parserType,
       );
     }).toThrow(MoreThanOneModuleRegistryCallsParserError);
   });
   it("don't throw error if single module registry call", () => {
     const nativeModuleName = 'moduleName';
     const callExpressions = [{name: 'callExpression1'}];
-    const parserType = 'TypeScript';
 
     expect(() => {
       throwIfMoreThanOneModuleRegistryCalls(
         nativeModuleName,
         callExpressions,
         callExpressions.length,
-        parserType,
       );
     }).not.toThrow(MoreThanOneModuleRegistryCallsParserError);
   });
@@ -123,13 +119,11 @@ describe('throwIfUnusedModuleInterfaceParserError', () => {
     const nativeModuleName = 'moduleName';
     const callExpressions: Array<$FlowFixMe> = [];
     const spec = {name: 'Spec'};
-    const parserType = 'Flow';
     expect(() => {
       throwIfUnusedModuleInterfaceParserError(
         nativeModuleName,
         spec,
         callExpressions,
-        parserType,
       );
     }).toThrow(UnusedModuleInterfaceParserError);
   });
@@ -138,13 +132,11 @@ describe('throwIfUnusedModuleInterfaceParserError', () => {
     const nativeModuleName = 'moduleName';
     const callExpressions = [{name: 'callExpression1'}];
     const spec = {name: 'Spec'};
-    const parserType = 'TypeScript';
     expect(() => {
       throwIfUnusedModuleInterfaceParserError(
         nativeModuleName,
         spec,
         callExpressions,
-        parserType,
       );
     }).not.toThrow(UnusedModuleInterfaceParserError);
   });
@@ -156,14 +148,12 @@ describe('throwErrorIfWrongNumberOfCallExpressionArgs', () => {
     const flowCallExpression: {argument: Array<$FlowFixMe>} = {argument: []};
     const methodName = 'methodName';
     const numberOfCallExpressionArgs = flowCallExpression.argument.length;
-    const language = 'Flow';
     expect(() => {
       throwIfWrongNumberOfCallExpressionArgs(
         nativeModuleName,
         flowCallExpression,
         methodName,
         numberOfCallExpressionArgs,
-        language,
       );
     }).toThrow(IncorrectModuleRegistryCallArityParserError);
   });
@@ -173,14 +163,12 @@ describe('throwErrorIfWrongNumberOfCallExpressionArgs', () => {
     const flowCallExpression = {argument: ['argument']};
     const methodName = 'methodName';
     const numberOfCallExpressionArgs = flowCallExpression.argument.length;
-    const language = 'Flow';
     expect(() => {
       throwIfWrongNumberOfCallExpressionArgs(
         nativeModuleName,
         flowCallExpression,
         methodName,
         numberOfCallExpressionArgs,
-        language,
       );
     }).not.toThrow(IncorrectModuleRegistryCallArityParserError);
   });
@@ -191,8 +179,7 @@ describe('throwIfUnsupportedFunctionReturnTypeAnnotationParserError', () => {
       returnType: '',
     },
     nativeModuleName = 'moduleName',
-    invalidReturnType = 'FunctionTypeAnnotation',
-    language = 'Flow';
+    invalidReturnType = 'FunctionTypeAnnotation';
 
   it('do not throw error if cxxOnly is true', () => {
     const cxxOnly = true,
@@ -203,7 +190,6 @@ describe('throwIfUnsupportedFunctionReturnTypeAnnotationParserError', () => {
         nativeModuleName,
         returnTypeAnnotation,
         invalidReturnType,
-        language,
         cxxOnly,
         returnType,
       );
@@ -219,7 +205,6 @@ describe('throwIfUnsupportedFunctionReturnTypeAnnotationParserError', () => {
         nativeModuleName,
         returnTypeAnnotation,
         invalidReturnType,
-        language,
         cxxOnly,
         returnType,
       );
@@ -235,7 +220,6 @@ describe('throwIfUnsupportedFunctionReturnTypeAnnotationParserError', () => {
         nativeModuleName,
         returnTypeAnnotation,
         invalidReturnType,
-        language,
         cxxOnly,
         returnType,
       );
@@ -485,7 +469,6 @@ describe('throwIfUntypedModule', () => {
 
   it('should throw error if module does not have a type', () => {
     const typeArguments = null;
-    const language = 'Flow';
     expect(() =>
       throwIfUntypedModule(
         typeArguments,
@@ -493,7 +476,6 @@ describe('throwIfUntypedModule', () => {
         callExpressions,
         methodName,
         moduleName,
-        language,
       ),
     ).toThrowError(UntypedModuleRegistryCallParserError);
   });
@@ -504,7 +486,6 @@ describe('throwIfUntypedModule', () => {
       params: [],
     };
 
-    const language = 'TypeScript';
     expect(() =>
       throwIfUntypedModule(
         typeArguments,
@@ -512,7 +493,6 @@ describe('throwIfUntypedModule', () => {
         callExpressions,
         methodName,
         moduleName,
-        language,
       ),
     ).not.toThrowError(UntypedModuleRegistryCallParserError);
   });
@@ -644,7 +624,6 @@ describe('throwIfArrayElementTypeAnnotationIsUnsupported', () => {
     UnsupportedArrayElementTypeAnnotationParserError,
   } = require('../errors.js');
   const moduleName = 'moduleName';
-  const language = 'Flow';
 
   it('throws the error if it is the type is void type annotation', () => {
     expect(() => {
@@ -653,7 +632,6 @@ describe('throwIfArrayElementTypeAnnotationIsUnsupported', () => {
         undefined,
         'Array',
         'VoidTypeAnnotation',
-        language,
       );
     }).toThrow(UnsupportedArrayElementTypeAnnotationParserError);
   });
@@ -665,7 +643,6 @@ describe('throwIfArrayElementTypeAnnotationIsUnsupported', () => {
         undefined,
         'Array',
         'PromiseTypeAnnotation',
-        language,
       );
     }).toThrow(UnsupportedArrayElementTypeAnnotationParserError);
   });
@@ -677,7 +654,6 @@ describe('throwIfArrayElementTypeAnnotationIsUnsupported', () => {
         undefined,
         'Array',
         'FunctionTypeAnnotation',
-        language,
       );
     }).toThrow(UnsupportedArrayElementTypeAnnotationParserError);
   });
@@ -689,7 +665,6 @@ describe('throwIfArrayElementTypeAnnotationIsUnsupported', () => {
         undefined,
         'Array',
         'StringTypeAnnotation',
-        language,
       );
     }).not.toThrow(UnsupportedArrayElementTypeAnnotationParserError);
   });
diff --git a/packages/react-native-codegen/src/parsers/__tests__/parsers-primitives-test.js b/packages/react-native-codegen/src/parsers/__tests__/parsers-primitives-test.js
index acfead77c81b25..08dc3e5191edff 100644
--- a/packages/react-native-codegen/src/parsers/__tests__/parsers-primitives-test.js
+++ b/packages/react-native-codegen/src/parsers/__tests__/parsers-primitives-test.js
@@ -672,7 +672,6 @@ describe('emitUnion', () => {
             hasteModuleName,
             typeAnnotation,
             unionTypes,
-            flowParser.language(),
           );
 
           expect(() => {
@@ -687,7 +686,6 @@ describe('emitUnion', () => {
             hasteModuleName,
             typeAnnotation,
             unionTypes,
-            flowParser.language(),
           );
 
           expect(() => {
@@ -887,7 +885,6 @@ describe('emitUnion', () => {
             hasteModuleName,
             typeAnnotation,
             unionTypes,
-            typeScriptParser.language(),
           );
 
           expect(() => {
@@ -902,7 +899,6 @@ describe('emitUnion', () => {
             hasteModuleName,
             typeAnnotation,
             unionTypes,
-            typeScriptParser.language(),
           );
 
           expect(() => {
diff --git a/packages/react-native-codegen/src/parsers/error-utils.js b/packages/react-native-codegen/src/parsers/error-utils.js
index 663d0f3cd90f5f..1645634745b70d 100644
--- a/packages/react-native-codegen/src/parsers/error-utils.js
+++ b/packages/react-native-codegen/src/parsers/error-utils.js
@@ -63,14 +63,12 @@ function throwIfMoreThanOneModuleRegistryCalls(
   hasteModuleName: string,
   callExpressions: $FlowFixMe,
   callExpressionsLength: number,
-  language: ParserType,
 ) {
   if (callExpressions.length > 1) {
     throw new MoreThanOneModuleRegistryCallsParserError(
       hasteModuleName,
       callExpressions,
       callExpressionsLength,
-      language,
     );
   }
 }
@@ -79,14 +77,9 @@ function throwIfUnusedModuleInterfaceParserError(
   nativeModuleName: string,
   moduleSpec: $FlowFixMe,
   callExpressions: $FlowFixMe,
-  language: ParserType,
 ) {
   if (callExpressions.length === 0) {
-    throw new UnusedModuleInterfaceParserError(
-      nativeModuleName,
-      moduleSpec,
-      language,
-    );
+    throw new UnusedModuleInterfaceParserError(nativeModuleName, moduleSpec);
   }
 }
 
@@ -95,7 +88,6 @@ function throwIfWrongNumberOfCallExpressionArgs(
   flowCallExpression: $FlowFixMe,
   methodName: string,
   numberOfCallExpressionArgs: number,
-  language: ParserType,
 ) {
   if (numberOfCallExpressionArgs !== 1) {
     throw new IncorrectModuleRegistryCallArityParserError(
@@ -103,7 +95,6 @@ function throwIfWrongNumberOfCallExpressionArgs(
       flowCallExpression,
       methodName,
       numberOfCallExpressionArgs,
-      language,
     );
   }
 }
@@ -121,7 +112,6 @@ function throwIfIncorrectModuleRegistryCallTypeParameterParserError(
       typeArguments,
       methodName,
       moduleName,
-      parser.language(),
     );
   }
 
@@ -134,7 +124,6 @@ function throwIfUnsupportedFunctionReturnTypeAnnotationParserError(
   nativeModuleName: string,
   returnTypeAnnotation: $FlowFixMe,
   invalidReturnType: string,
-  language: ParserType,
   cxxOnly: boolean,
   returnType: string,
 ) {
@@ -143,7 +132,6 @@ function throwIfUnsupportedFunctionReturnTypeAnnotationParserError(
       nativeModuleName,
       returnTypeAnnotation.returnType,
       'FunctionTypeAnnotation',
-      language,
     );
   }
 }
@@ -154,7 +142,6 @@ function throwIfUntypedModule(
   callExpression: $FlowFixMe,
   methodName: string,
   moduleName: string,
-  language: ParserType,
 ) {
   if (typeArguments == null) {
     throw new UntypedModuleRegistryCallParserError(
@@ -162,7 +149,6 @@ function throwIfUntypedModule(
       callExpression,
       methodName,
       moduleName,
-      language,
     );
   }
 }
@@ -208,7 +194,6 @@ function throwIfPropertyValueTypeIsUnsupported(
   propertyValue: $FlowFixMe,
   propertyKey: string,
   type: string,
-  language: ParserType,
 ) {
   const invalidPropertyValueType =
     UnsupportedObjectPropertyTypeToInvalidPropertyValueTypeMap[type];
@@ -218,7 +203,6 @@ function throwIfPropertyValueTypeIsUnsupported(
     propertyValue,
     propertyKey,
     invalidPropertyValueType,
-    language,
   );
 }
 
@@ -256,7 +240,6 @@ function throwIfArrayElementTypeAnnotationIsUnsupported(
   flowElementType: $FlowFixMe,
   flowArrayType: 'Array' | '$ReadOnlyArray' | 'ReadonlyArray',
   type: string,
-  language: ParserType,
 ) {
   const TypeMap = {
     FunctionTypeAnnotation: 'FunctionTypeAnnotation',
@@ -273,7 +256,6 @@ function throwIfArrayElementTypeAnnotationIsUnsupported(
       flowElementType,
       flowArrayType,
       TypeMap[type],
-      language,
     );
   }
 }
diff --git a/packages/react-native-codegen/src/parsers/errors.js b/packages/react-native-codegen/src/parsers/errors.js
index 4576f23c0764b4..09e49be0fe9ccd 100644
--- a/packages/react-native-codegen/src/parsers/errors.js
+++ b/packages/react-native-codegen/src/parsers/errors.js
@@ -176,7 +176,6 @@ class UnsupportedArrayElementTypeAnnotationParserError extends ParserError {
     arrayElementTypeAST: $FlowFixMe,
     arrayType: 'Array' | '$ReadOnlyArray' | 'ReadonlyArray',
     invalidArrayElementType: string,
-    language: ParserType,
   ) {
     super(
       nativeModuleName,
@@ -216,7 +215,6 @@ class UnsupportedObjectPropertyValueTypeAnnotationParserError extends ParserErro
     propertyValueAST: $FlowFixMe,
     propertyName: string,
     invalidPropertyValueType: string,
-    language: ParserType,
   ) {
     super(
       nativeModuleName,
@@ -231,11 +229,7 @@ class UnsupportedObjectPropertyValueTypeAnnotationParserError extends ParserErro
  */
 
 class UnnamedFunctionParamParserError extends ParserError {
-  constructor(
-    functionParam: $FlowFixMe,
-    nativeModuleName: string,
-    language: ParserType,
-  ) {
+  constructor(functionParam: $FlowFixMe, nativeModuleName: string) {
     super(
       nativeModuleName,
       functionParam,
@@ -264,7 +258,6 @@ class UnsupportedFunctionReturnTypeAnnotationParserError extends ParserError {
     nativeModuleName: string,
     flowReturnTypeAnnotation: $FlowFixMe,
     invalidReturnType: string,
-    language: ParserType,
   ) {
     super(
       nativeModuleName,
@@ -283,7 +276,6 @@ class UnsupportedEnumDeclarationParserError extends ParserError {
     nativeModuleName: string,
     arrayElementTypeAST: $FlowFixMe,
     memberType: string,
-    language: ParserType,
   ) {
     super(
       nativeModuleName,
@@ -302,7 +294,6 @@ class UnsupportedUnionTypeAnnotationParserError extends ParserError {
     nativeModuleName: string,
     arrayElementTypeAST: $FlowFixMe,
     types: UnionTypeAnnotationMemberType[],
-    language: ParserType,
   ) {
     super(
       nativeModuleName,
@@ -319,11 +310,7 @@ class UnsupportedUnionTypeAnnotationParserError extends ParserError {
  */
 
 class UnusedModuleInterfaceParserError extends ParserError {
-  constructor(
-    nativeModuleName: string,
-    flowInterface: $FlowFixMe,
-    language: ParserType,
-  ) {
+  constructor(nativeModuleName: string, flowInterface: $FlowFixMe) {
     super(
       nativeModuleName,
       flowInterface,
@@ -337,7 +324,6 @@ class MoreThanOneModuleRegistryCallsParserError extends ParserError {
     nativeModuleName: string,
     flowCallExpressions: $FlowFixMe,
     numCalls: number,
-    language: ParserType,
   ) {
     super(
       nativeModuleName,
@@ -353,7 +339,6 @@ class UntypedModuleRegistryCallParserError extends ParserError {
     flowCallExpression: $FlowFixMe,
     methodName: string,
     moduleName: string,
-    language: ParserType,
   ) {
     super(
       nativeModuleName,
@@ -369,7 +354,6 @@ class IncorrectModuleRegistryCallTypeParameterParserError extends ParserError {
     flowTypeArguments: $FlowFixMe,
     methodName: string,
     moduleName: string,
-    language: ParserType,
   ) {
     super(
       nativeModuleName,
@@ -385,7 +369,6 @@ class IncorrectModuleRegistryCallArityParserError extends ParserError {
     flowCallExpression: $FlowFixMe,
     methodName: string,
     incorrectArity: number,
-    language: ParserType,
   ) {
     super(
       nativeModuleName,
@@ -401,7 +384,6 @@ class IncorrectModuleRegistryCallArgumentTypeParserError extends ParserError {
     flowArgument: $FlowFixMe,
     methodName: string,
     type: string,
-    language: ParserType,
   ) {
     const a = /[aeiouy]/.test(type.toLowerCase()) ? 'an' : 'a';
     super(
diff --git a/packages/react-native-codegen/src/parsers/flow/modules/index.js b/packages/react-native-codegen/src/parsers/flow/modules/index.js
index f43c8c3381b6e8..f89169c240be52 100644
--- a/packages/react-native-codegen/src/parsers/flow/modules/index.js
+++ b/packages/react-native-codegen/src/parsers/flow/modules/index.js
@@ -331,14 +331,12 @@ function buildModuleSchema(
       hasteModuleName,
       moduleSpec,
       callExpressions,
-      language,
     );
 
     throwIfMoreThanOneModuleRegistryCalls(
       hasteModuleName,
       callExpressions,
       callExpressions.length,
-      language,
     );
 
     const [callExpression] = callExpressions;
@@ -350,7 +348,6 @@ function buildModuleSchema(
       callExpression,
       methodName,
       callExpression.arguments.length,
-      language,
     );
 
     if (callExpression.arguments[0].type !== 'Literal') {
@@ -360,7 +357,6 @@ function buildModuleSchema(
         callExpression.arguments[0],
         methodName,
         type,
-        language,
       );
     }
 
@@ -372,7 +368,6 @@ function buildModuleSchema(
       callExpression,
       methodName,
       $moduleName,
-      language,
     );
 
     throwIfIncorrectModuleRegistryCallTypeParameterParserError(
diff --git a/packages/react-native-codegen/src/parsers/parsers-commons.js b/packages/react-native-codegen/src/parsers/parsers-commons.js
index a4492ac040451c..34ec824de1c319 100644
--- a/packages/react-native-codegen/src/parsers/parsers-commons.js
+++ b/packages/react-native-codegen/src/parsers/parsers-commons.js
@@ -166,7 +166,6 @@ function parseObjectProperty(
       languageTypeAnnotation,
       property.key,
       propertyTypeAnnotation.type,
-      language,
     );
   }
 
@@ -203,7 +202,6 @@ function translateDefault(
         hasteModuleName,
         typeAnnotation,
         memberType,
-        parser.language(),
       );
     }
   }
@@ -274,11 +272,7 @@ function translateFunctionTypeAnnotation(
   )) {
     const parsedParam = tryParse(() => {
       if (getFunctionNameFromParameter(param, parser.language()) == null) {
-        throw new UnnamedFunctionParamParserError(
-          param,
-          hasteModuleName,
-          parser.language(),
-        );
+        throw new UnnamedFunctionParamParserError(param, hasteModuleName);
       }
 
       const paramName = getParameterName(param, parser.language());
@@ -340,7 +334,6 @@ function translateFunctionTypeAnnotation(
     hasteModuleName,
     typeAnnotation,
     'FunctionTypeAnnotation',
-    parser.language(),
     cxxOnly,
     returnTypeAnnotation.type,
   );
diff --git a/packages/react-native-codegen/src/parsers/parsers-primitives.js b/packages/react-native-codegen/src/parsers/parsers-primitives.js
index d29bac2b443fa8..60ee07bc9de83e 100644
--- a/packages/react-native-codegen/src/parsers/parsers-primitives.js
+++ b/packages/react-native-codegen/src/parsers/parsers-primitives.js
@@ -267,7 +267,6 @@ function emitUnion(
       hasteModuleName,
       typeAnnotation,
       unionTypes,
-      parser.language(),
     );
   }
 
@@ -319,7 +318,6 @@ function translateArrayTypeAnnotation(
       elementType,
       arrayType,
       _elementType.type,
-      parser.language(),
     );
 
     return wrapNullable(nullable, {
diff --git a/packages/react-native-codegen/src/parsers/typescript/modules/index.js b/packages/react-native-codegen/src/parsers/typescript/modules/index.js
index 03fe16f0d05f70..f3a182d71b8ea4 100644
--- a/packages/react-native-codegen/src/parsers/typescript/modules/index.js
+++ b/packages/react-native-codegen/src/parsers/typescript/modules/index.js
@@ -336,14 +336,12 @@ function buildModuleSchema(
       hasteModuleName,
       moduleSpec,
       callExpressions,
-      language,
     );
 
     throwIfMoreThanOneModuleRegistryCalls(
       hasteModuleName,
       callExpressions,
       callExpressions.length,
-      language,
     );
 
     const [callExpression] = callExpressions;
@@ -355,7 +353,6 @@ function buildModuleSchema(
       callExpression,
       methodName,
       callExpression.arguments.length,
-      language,
     );
 
     if (callExpression.arguments[0].type !== 'StringLiteral') {
@@ -365,7 +362,6 @@ function buildModuleSchema(
         callExpression.arguments[0],
         methodName,
         type,
-        language,
       );
     }
 
@@ -377,7 +373,6 @@ function buildModuleSchema(
       callExpression,
       methodName,
       $moduleName,
-      language,
     );
 
     throwIfIncorrectModuleRegistryCallTypeParameterParserError(