diff --git a/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2015).errors.txt b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2015).errors.txt
new file mode 100644
index 00000000000..53b53496d45
--- /dev/null
+++ b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2015).errors.txt
@@ -0,0 +1,19 @@
+usingDeclarationsInForOfShadowing.ts(12,7): error TS2481: Cannot initialize outer scoped variable 'baz' in the same scope as block scoped declaration 'baz'.
+
+
+==== usingDeclarationsInForOfShadowing.ts (1 errors) ====
+    class Foo {}
+    
+    for (using foo of []) {
+      const foo = new Foo();
+    }
+    
+    for (using bar of []) {
+      let bar = "test";
+    }
+    
+    for (using baz of []) {
+      var baz = 42;
+          ~~~
+!!! error TS2481: Cannot initialize outer scoped variable 'baz' in the same scope as block scoped declaration 'baz'.
+    }
\ No newline at end of file
diff --git a/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2015).js b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2015).js
new file mode 100644
index 00000000000..e3df5affa54
--- /dev/null
+++ b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2015).js
@@ -0,0 +1,114 @@
+//// [tests/cases/conformance/statements/VariableStatements/usingDeclarations/usingDeclarationsInForOfShadowing.ts] ////
+
+//// [usingDeclarationsInForOfShadowing.ts]
+class Foo {}
+
+for (using foo of []) {
+  const foo = new Foo();
+}
+
+for (using bar of []) {
+  let bar = "test";
+}
+
+for (using baz of []) {
+  var baz = 42;
+}
+
+//// [usingDeclarationsInForOfShadowing.js]
+var __addDisposableResource = (this && this.__addDisposableResource) || function (env, value, async) {
+    if (value !== null && value !== void 0) {
+        if (typeof value !== "object" && typeof value !== "function") throw new TypeError("Object expected.");
+        var dispose, inner;
+        if (async) {
+            if (!Symbol.asyncDispose) throw new TypeError("Symbol.asyncDispose is not defined.");
+            dispose = value[Symbol.asyncDispose];
+        }
+        if (dispose === void 0) {
+            if (!Symbol.dispose) throw new TypeError("Symbol.dispose is not defined.");
+            dispose = value[Symbol.dispose];
+            if (async) inner = dispose;
+        }
+        if (typeof dispose !== "function") throw new TypeError("Object not disposable.");
+        if (inner) dispose = function() { try { inner.call(this); } catch (e) { return Promise.reject(e); } };
+        env.stack.push({ value: value, dispose: dispose, async: async });
+    }
+    else if (async) {
+        env.stack.push({ async: true });
+    }
+    return value;
+};
+var __disposeResources = (this && this.__disposeResources) || (function (SuppressedError) {
+    return function (env) {
+        function fail(e) {
+            env.error = env.hasError ? new SuppressedError(e, env.error, "An error was suppressed during disposal.") : e;
+            env.hasError = true;
+        }
+        var r, s = 0;
+        function next() {
+            while (r = env.stack.pop()) {
+                try {
+                    if (!r.async && s === 1) return s = 0, env.stack.push(r), Promise.resolve().then(next);
+                    if (r.dispose) {
+                        var result = r.dispose.call(r.value);
+                        if (r.async) return s |= 2, Promise.resolve(result).then(next, function(e) { fail(e); return next(); });
+                    }
+                    else s |= 1;
+                }
+                catch (e) {
+                    fail(e);
+                }
+            }
+            if (s === 1) return env.hasError ? Promise.reject(env.error) : Promise.resolve();
+            if (env.hasError) throw env.error;
+        }
+        return next();
+    };
+})(typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
+    var e = new Error(message);
+    return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
+});
+class Foo {
+}
+for (const foo_1 of []) {
+    const env_1 = { stack: [], error: void 0, hasError: false };
+    try {
+        const foo = __addDisposableResource(env_1, foo_1, false);
+        const foo_2 = new Foo();
+    }
+    catch (e_1) {
+        env_1.error = e_1;
+        env_1.hasError = true;
+    }
+    finally {
+        __disposeResources(env_1);
+    }
+}
+for (const bar_1 of []) {
+    const env_2 = { stack: [], error: void 0, hasError: false };
+    try {
+        const bar = __addDisposableResource(env_2, bar_1, false);
+        let bar_2 = "test";
+    }
+    catch (e_2) {
+        env_2.error = e_2;
+        env_2.hasError = true;
+    }
+    finally {
+        __disposeResources(env_2);
+    }
+}
+for (const baz_1 of []) {
+    const env_3 = { stack: [], error: void 0, hasError: false };
+    try {
+        const baz = __addDisposableResource(env_3, baz_1, false);
+        var baz_2 = 42;
+    }
+    catch (e_3) {
+        env_3.error = e_3;
+        env_3.hasError = true;
+    }
+    finally {
+        __disposeResources(env_3);
+    }
+}
diff --git a/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2017).errors.txt b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2017).errors.txt
new file mode 100644
index 00000000000..53b53496d45
--- /dev/null
+++ b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2017).errors.txt
@@ -0,0 +1,19 @@
+usingDeclarationsInForOfShadowing.ts(12,7): error TS2481: Cannot initialize outer scoped variable 'baz' in the same scope as block scoped declaration 'baz'.
+
+
+==== usingDeclarationsInForOfShadowing.ts (1 errors) ====
+    class Foo {}
+    
+    for (using foo of []) {
+      const foo = new Foo();
+    }
+    
+    for (using bar of []) {
+      let bar = "test";
+    }
+    
+    for (using baz of []) {
+      var baz = 42;
+          ~~~
+!!! error TS2481: Cannot initialize outer scoped variable 'baz' in the same scope as block scoped declaration 'baz'.
+    }
\ No newline at end of file
diff --git a/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2017).js b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2017).js
new file mode 100644
index 00000000000..e3df5affa54
--- /dev/null
+++ b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2017).js
@@ -0,0 +1,114 @@
+//// [tests/cases/conformance/statements/VariableStatements/usingDeclarations/usingDeclarationsInForOfShadowing.ts] ////
+
+//// [usingDeclarationsInForOfShadowing.ts]
+class Foo {}
+
+for (using foo of []) {
+  const foo = new Foo();
+}
+
+for (using bar of []) {
+  let bar = "test";
+}
+
+for (using baz of []) {
+  var baz = 42;
+}
+
+//// [usingDeclarationsInForOfShadowing.js]
+var __addDisposableResource = (this && this.__addDisposableResource) || function (env, value, async) {
+    if (value !== null && value !== void 0) {
+        if (typeof value !== "object" && typeof value !== "function") throw new TypeError("Object expected.");
+        var dispose, inner;
+        if (async) {
+            if (!Symbol.asyncDispose) throw new TypeError("Symbol.asyncDispose is not defined.");
+            dispose = value[Symbol.asyncDispose];
+        }
+        if (dispose === void 0) {
+            if (!Symbol.dispose) throw new TypeError("Symbol.dispose is not defined.");
+            dispose = value[Symbol.dispose];
+            if (async) inner = dispose;
+        }
+        if (typeof dispose !== "function") throw new TypeError("Object not disposable.");
+        if (inner) dispose = function() { try { inner.call(this); } catch (e) { return Promise.reject(e); } };
+        env.stack.push({ value: value, dispose: dispose, async: async });
+    }
+    else if (async) {
+        env.stack.push({ async: true });
+    }
+    return value;
+};
+var __disposeResources = (this && this.__disposeResources) || (function (SuppressedError) {
+    return function (env) {
+        function fail(e) {
+            env.error = env.hasError ? new SuppressedError(e, env.error, "An error was suppressed during disposal.") : e;
+            env.hasError = true;
+        }
+        var r, s = 0;
+        function next() {
+            while (r = env.stack.pop()) {
+                try {
+                    if (!r.async && s === 1) return s = 0, env.stack.push(r), Promise.resolve().then(next);
+                    if (r.dispose) {
+                        var result = r.dispose.call(r.value);
+                        if (r.async) return s |= 2, Promise.resolve(result).then(next, function(e) { fail(e); return next(); });
+                    }
+                    else s |= 1;
+                }
+                catch (e) {
+                    fail(e);
+                }
+            }
+            if (s === 1) return env.hasError ? Promise.reject(env.error) : Promise.resolve();
+            if (env.hasError) throw env.error;
+        }
+        return next();
+    };
+})(typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
+    var e = new Error(message);
+    return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
+});
+class Foo {
+}
+for (const foo_1 of []) {
+    const env_1 = { stack: [], error: void 0, hasError: false };
+    try {
+        const foo = __addDisposableResource(env_1, foo_1, false);
+        const foo_2 = new Foo();
+    }
+    catch (e_1) {
+        env_1.error = e_1;
+        env_1.hasError = true;
+    }
+    finally {
+        __disposeResources(env_1);
+    }
+}
+for (const bar_1 of []) {
+    const env_2 = { stack: [], error: void 0, hasError: false };
+    try {
+        const bar = __addDisposableResource(env_2, bar_1, false);
+        let bar_2 = "test";
+    }
+    catch (e_2) {
+        env_2.error = e_2;
+        env_2.hasError = true;
+    }
+    finally {
+        __disposeResources(env_2);
+    }
+}
+for (const baz_1 of []) {
+    const env_3 = { stack: [], error: void 0, hasError: false };
+    try {
+        const baz = __addDisposableResource(env_3, baz_1, false);
+        var baz_2 = 42;
+    }
+    catch (e_3) {
+        env_3.error = e_3;
+        env_3.hasError = true;
+    }
+    finally {
+        __disposeResources(env_3);
+    }
+}
diff --git a/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2022).errors.txt b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2022).errors.txt
new file mode 100644
index 00000000000..53b53496d45
--- /dev/null
+++ b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2022).errors.txt
@@ -0,0 +1,19 @@
+usingDeclarationsInForOfShadowing.ts(12,7): error TS2481: Cannot initialize outer scoped variable 'baz' in the same scope as block scoped declaration 'baz'.
+
+
+==== usingDeclarationsInForOfShadowing.ts (1 errors) ====
+    class Foo {}
+    
+    for (using foo of []) {
+      const foo = new Foo();
+    }
+    
+    for (using bar of []) {
+      let bar = "test";
+    }
+    
+    for (using baz of []) {
+      var baz = 42;
+          ~~~
+!!! error TS2481: Cannot initialize outer scoped variable 'baz' in the same scope as block scoped declaration 'baz'.
+    }
\ No newline at end of file
diff --git a/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2022).js b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2022).js
new file mode 100644
index 00000000000..e3df5affa54
--- /dev/null
+++ b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es2022).js
@@ -0,0 +1,114 @@
+//// [tests/cases/conformance/statements/VariableStatements/usingDeclarations/usingDeclarationsInForOfShadowing.ts] ////
+
+//// [usingDeclarationsInForOfShadowing.ts]
+class Foo {}
+
+for (using foo of []) {
+  const foo = new Foo();
+}
+
+for (using bar of []) {
+  let bar = "test";
+}
+
+for (using baz of []) {
+  var baz = 42;
+}
+
+//// [usingDeclarationsInForOfShadowing.js]
+var __addDisposableResource = (this && this.__addDisposableResource) || function (env, value, async) {
+    if (value !== null && value !== void 0) {
+        if (typeof value !== "object" && typeof value !== "function") throw new TypeError("Object expected.");
+        var dispose, inner;
+        if (async) {
+            if (!Symbol.asyncDispose) throw new TypeError("Symbol.asyncDispose is not defined.");
+            dispose = value[Symbol.asyncDispose];
+        }
+        if (dispose === void 0) {
+            if (!Symbol.dispose) throw new TypeError("Symbol.dispose is not defined.");
+            dispose = value[Symbol.dispose];
+            if (async) inner = dispose;
+        }
+        if (typeof dispose !== "function") throw new TypeError("Object not disposable.");
+        if (inner) dispose = function() { try { inner.call(this); } catch (e) { return Promise.reject(e); } };
+        env.stack.push({ value: value, dispose: dispose, async: async });
+    }
+    else if (async) {
+        env.stack.push({ async: true });
+    }
+    return value;
+};
+var __disposeResources = (this && this.__disposeResources) || (function (SuppressedError) {
+    return function (env) {
+        function fail(e) {
+            env.error = env.hasError ? new SuppressedError(e, env.error, "An error was suppressed during disposal.") : e;
+            env.hasError = true;
+        }
+        var r, s = 0;
+        function next() {
+            while (r = env.stack.pop()) {
+                try {
+                    if (!r.async && s === 1) return s = 0, env.stack.push(r), Promise.resolve().then(next);
+                    if (r.dispose) {
+                        var result = r.dispose.call(r.value);
+                        if (r.async) return s |= 2, Promise.resolve(result).then(next, function(e) { fail(e); return next(); });
+                    }
+                    else s |= 1;
+                }
+                catch (e) {
+                    fail(e);
+                }
+            }
+            if (s === 1) return env.hasError ? Promise.reject(env.error) : Promise.resolve();
+            if (env.hasError) throw env.error;
+        }
+        return next();
+    };
+})(typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
+    var e = new Error(message);
+    return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
+});
+class Foo {
+}
+for (const foo_1 of []) {
+    const env_1 = { stack: [], error: void 0, hasError: false };
+    try {
+        const foo = __addDisposableResource(env_1, foo_1, false);
+        const foo_2 = new Foo();
+    }
+    catch (e_1) {
+        env_1.error = e_1;
+        env_1.hasError = true;
+    }
+    finally {
+        __disposeResources(env_1);
+    }
+}
+for (const bar_1 of []) {
+    const env_2 = { stack: [], error: void 0, hasError: false };
+    try {
+        const bar = __addDisposableResource(env_2, bar_1, false);
+        let bar_2 = "test";
+    }
+    catch (e_2) {
+        env_2.error = e_2;
+        env_2.hasError = true;
+    }
+    finally {
+        __disposeResources(env_2);
+    }
+}
+for (const baz_1 of []) {
+    const env_3 = { stack: [], error: void 0, hasError: false };
+    try {
+        const baz = __addDisposableResource(env_3, baz_1, false);
+        var baz_2 = 42;
+    }
+    catch (e_3) {
+        env_3.error = e_3;
+        env_3.hasError = true;
+    }
+    finally {
+        __disposeResources(env_3);
+    }
+}
diff --git a/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es5).errors.txt b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es5).errors.txt
new file mode 100644
index 00000000000..53b53496d45
--- /dev/null
+++ b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es5).errors.txt
@@ -0,0 +1,19 @@
+usingDeclarationsInForOfShadowing.ts(12,7): error TS2481: Cannot initialize outer scoped variable 'baz' in the same scope as block scoped declaration 'baz'.
+
+
+==== usingDeclarationsInForOfShadowing.ts (1 errors) ====
+    class Foo {}
+    
+    for (using foo of []) {
+      const foo = new Foo();
+    }
+    
+    for (using bar of []) {
+      let bar = "test";
+    }
+    
+    for (using baz of []) {
+      var baz = 42;
+          ~~~
+!!! error TS2481: Cannot initialize outer scoped variable 'baz' in the same scope as block scoped declaration 'baz'.
+    }
\ No newline at end of file
diff --git a/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es5).js b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es5).js
new file mode 100644
index 00000000000..c0a0e2db4ef
--- /dev/null
+++ b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=es5).js
@@ -0,0 +1,120 @@
+//// [tests/cases/conformance/statements/VariableStatements/usingDeclarations/usingDeclarationsInForOfShadowing.ts] ////
+
+//// [usingDeclarationsInForOfShadowing.ts]
+class Foo {}
+
+for (using foo of []) {
+  const foo = new Foo();
+}
+
+for (using bar of []) {
+  let bar = "test";
+}
+
+for (using baz of []) {
+  var baz = 42;
+}
+
+//// [usingDeclarationsInForOfShadowing.js]
+var __addDisposableResource = (this && this.__addDisposableResource) || function (env, value, async) {
+    if (value !== null && value !== void 0) {
+        if (typeof value !== "object" && typeof value !== "function") throw new TypeError("Object expected.");
+        var dispose, inner;
+        if (async) {
+            if (!Symbol.asyncDispose) throw new TypeError("Symbol.asyncDispose is not defined.");
+            dispose = value[Symbol.asyncDispose];
+        }
+        if (dispose === void 0) {
+            if (!Symbol.dispose) throw new TypeError("Symbol.dispose is not defined.");
+            dispose = value[Symbol.dispose];
+            if (async) inner = dispose;
+        }
+        if (typeof dispose !== "function") throw new TypeError("Object not disposable.");
+        if (inner) dispose = function() { try { inner.call(this); } catch (e) { return Promise.reject(e); } };
+        env.stack.push({ value: value, dispose: dispose, async: async });
+    }
+    else if (async) {
+        env.stack.push({ async: true });
+    }
+    return value;
+};
+var __disposeResources = (this && this.__disposeResources) || (function (SuppressedError) {
+    return function (env) {
+        function fail(e) {
+            env.error = env.hasError ? new SuppressedError(e, env.error, "An error was suppressed during disposal.") : e;
+            env.hasError = true;
+        }
+        var r, s = 0;
+        function next() {
+            while (r = env.stack.pop()) {
+                try {
+                    if (!r.async && s === 1) return s = 0, env.stack.push(r), Promise.resolve().then(next);
+                    if (r.dispose) {
+                        var result = r.dispose.call(r.value);
+                        if (r.async) return s |= 2, Promise.resolve(result).then(next, function(e) { fail(e); return next(); });
+                    }
+                    else s |= 1;
+                }
+                catch (e) {
+                    fail(e);
+                }
+            }
+            if (s === 1) return env.hasError ? Promise.reject(env.error) : Promise.resolve();
+            if (env.hasError) throw env.error;
+        }
+        return next();
+    };
+})(typeof SuppressedError === "function" ? SuppressedError : function (error, suppressed, message) {
+    var e = new Error(message);
+    return e.name = "SuppressedError", e.error = error, e.suppressed = suppressed, e;
+});
+var Foo = /** @class */ (function () {
+    function Foo() {
+    }
+    return Foo;
+}());
+for (var _i = 0, _a = []; _i < _a.length; _i++) {
+    var foo_1 = _a[_i];
+    var env_1 = { stack: [], error: void 0, hasError: false };
+    try {
+        var foo = __addDisposableResource(env_1, foo_1, false);
+        var foo_2 = new Foo();
+    }
+    catch (e_1) {
+        env_1.error = e_1;
+        env_1.hasError = true;
+    }
+    finally {
+        __disposeResources(env_1);
+    }
+}
+for (var _b = 0, _c = []; _b < _c.length; _b++) {
+    var bar_1 = _c[_b];
+    var env_2 = { stack: [], error: void 0, hasError: false };
+    try {
+        var bar = __addDisposableResource(env_2, bar_1, false);
+        var bar_2 = "test";
+    }
+    catch (e_2) {
+        env_2.error = e_2;
+        env_2.hasError = true;
+    }
+    finally {
+        __disposeResources(env_2);
+    }
+}
+for (var _d = 0, _e = []; _d < _e.length; _d++) {
+    var baz_1 = _e[_d];
+    var env_3 = { stack: [], error: void 0, hasError: false };
+    try {
+        var baz_1 = __addDisposableResource(env_3, baz_1, false);
+        var baz_2 = 42;
+    }
+    catch (e_3) {
+        env_3.error = e_3;
+        env_3.hasError = true;
+    }
+    finally {
+        __disposeResources(env_3);
+    }
+}
diff --git a/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=esnext).errors.txt b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=esnext).errors.txt
new file mode 100644
index 00000000000..53b53496d45
--- /dev/null
+++ b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=esnext).errors.txt
@@ -0,0 +1,19 @@
+usingDeclarationsInForOfShadowing.ts(12,7): error TS2481: Cannot initialize outer scoped variable 'baz' in the same scope as block scoped declaration 'baz'.
+
+
+==== usingDeclarationsInForOfShadowing.ts (1 errors) ====
+    class Foo {}
+    
+    for (using foo of []) {
+      const foo = new Foo();
+    }
+    
+    for (using bar of []) {
+      let bar = "test";
+    }
+    
+    for (using baz of []) {
+      var baz = 42;
+          ~~~
+!!! error TS2481: Cannot initialize outer scoped variable 'baz' in the same scope as block scoped declaration 'baz'.
+    }
\ No newline at end of file
diff --git a/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=esnext).js b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=esnext).js
new file mode 100644
index 00000000000..04a612dbd67
--- /dev/null
+++ b/tests/baselines/reference/usingDeclarationsInForOfShadowing(target=esnext).js
@@ -0,0 +1,29 @@
+//// [tests/cases/conformance/statements/VariableStatements/usingDeclarations/usingDeclarationsInForOfShadowing.ts] ////
+
+//// [usingDeclarationsInForOfShadowing.ts]
+class Foo {}
+
+for (using foo of []) {
+  const foo = new Foo();
+}
+
+for (using bar of []) {
+  let bar = "test";
+}
+
+for (using baz of []) {
+  var baz = 42;
+}
+
+//// [usingDeclarationsInForOfShadowing.js]
+class Foo {
+}
+for (using foo of []) {
+    const foo = new Foo();
+}
+for (using bar of []) {
+    let bar = "test";
+}
+for (using baz of []) {
+    var baz = 42;
+}