diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index f13b863b160..a43d2917735 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -1754,6 +1754,11 @@ module ts {
                     case SyntaxKind.ParenthesizedType:
                         return isDeclarationVisible(<Declaration>node.parent);
 
+                    case SyntaxKind.ImportClause:
+                    case SyntaxKind.NamespaceImport:
+                    case SyntaxKind.ImportSpecifier:
+                        return false;
+
                     // Type parameters are always visible
                     case SyntaxKind.TypeParameter:
                     // Source file is always visible
diff --git a/tests/baselines/reference/es6ImportNamedImportInExportAssignment.js b/tests/baselines/reference/es6ImportNamedImportInExportAssignment.js
new file mode 100644
index 00000000000..cd2d5ef6922
--- /dev/null
+++ b/tests/baselines/reference/es6ImportNamedImportInExportAssignment.js
@@ -0,0 +1,37 @@
+//// [tests/cases/compiler/es6ImportNamedImportInExportAssignment.ts] ////
+
+//// [es6ImportNamedImportInExportAssignment_0.ts]
+
+export var a = 10;
+
+//// [es6ImportNamedImportInExportAssignment_1.ts]
+import { a } from "es6ImportNamedImportInExportAssignment_0";
+export = a;
+
+//// [es6ImportNamedImportInExportAssignment_0.js]
+exports.a = 10;
+//// [es6ImportNamedImportInExportAssignment_1.js]
+var _es6ImportNamedImportInExportAssignment_0 = require("es6ImportNamedImportInExportAssignment_0");
+module.exports = _es6ImportNamedImportInExportAssignment_0.a;
+
+
+//// [es6ImportNamedImportInExportAssignment_0.d.ts]
+export declare var a: number;
+//// [es6ImportNamedImportInExportAssignment_1.d.ts]
+export = a;
+
+
+//// [DtsFileErrors]
+
+
+tests/cases/compiler/es6ImportNamedImportInExportAssignment_1.d.ts(1,10): error TS2304: Cannot find name 'a'.
+
+
+==== tests/cases/compiler/es6ImportNamedImportInExportAssignment_0.d.ts (0 errors) ====
+    export declare var a: number;
+    
+==== tests/cases/compiler/es6ImportNamedImportInExportAssignment_1.d.ts (1 errors) ====
+    export = a;
+             ~
+!!! error TS2304: Cannot find name 'a'.
+    
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportNamedImportInExportAssignment.types b/tests/baselines/reference/es6ImportNamedImportInExportAssignment.types
new file mode 100644
index 00000000000..cd72f35c8bf
--- /dev/null
+++ b/tests/baselines/reference/es6ImportNamedImportInExportAssignment.types
@@ -0,0 +1,12 @@
+=== tests/cases/compiler/es6ImportNamedImportInExportAssignment_0.ts ===
+
+export var a = 10;
+>a : number
+
+=== tests/cases/compiler/es6ImportNamedImportInExportAssignment_1.ts ===
+import { a } from "es6ImportNamedImportInExportAssignment_0";
+>a : number
+
+export = a;
+>a : number
+
diff --git a/tests/baselines/reference/es6ImportNamedImportInIndirectExportAssignment.errors.txt b/tests/baselines/reference/es6ImportNamedImportInIndirectExportAssignment.errors.txt
new file mode 100644
index 00000000000..e896a1a88a1
--- /dev/null
+++ b/tests/baselines/reference/es6ImportNamedImportInIndirectExportAssignment.errors.txt
@@ -0,0 +1,16 @@
+tests/cases/compiler/es6ImportNamedImportInIndirectExportAssignment_1.ts(2,12): error TS4000: Import declaration 'x' is using private name 'a'.
+
+
+==== tests/cases/compiler/es6ImportNamedImportInIndirectExportAssignment_0.ts (0 errors) ====
+    
+    export module a {
+        export class c {
+        }
+    }
+    
+==== tests/cases/compiler/es6ImportNamedImportInIndirectExportAssignment_1.ts (1 errors) ====
+    import { a } from "es6ImportNamedImportInIndirectExportAssignment_0";
+    import x = a;
+               ~
+!!! error TS4000: Import declaration 'x' is using private name 'a'.
+    export = x;
\ No newline at end of file
diff --git a/tests/baselines/reference/es6ImportNamedImportInIndirectExportAssignment.js b/tests/baselines/reference/es6ImportNamedImportInIndirectExportAssignment.js
new file mode 100644
index 00000000000..332be6074ad
--- /dev/null
+++ b/tests/baselines/reference/es6ImportNamedImportInIndirectExportAssignment.js
@@ -0,0 +1,35 @@
+//// [tests/cases/compiler/es6ImportNamedImportInIndirectExportAssignment.ts] ////
+
+//// [es6ImportNamedImportInIndirectExportAssignment_0.ts]
+
+export module a {
+    export class c {
+    }
+}
+
+//// [es6ImportNamedImportInIndirectExportAssignment_1.ts]
+import { a } from "es6ImportNamedImportInIndirectExportAssignment_0";
+import x = a;
+export = x;
+
+//// [es6ImportNamedImportInIndirectExportAssignment_0.js]
+var a;
+(function (a) {
+    var c = (function () {
+        function c() {
+        }
+        return c;
+    })();
+    a.c = c;
+})(a = exports.a || (exports.a = {}));
+//// [es6ImportNamedImportInIndirectExportAssignment_1.js]
+var _es6ImportNamedImportInIndirectExportAssignment_0 = require("es6ImportNamedImportInIndirectExportAssignment_0");
+var x = _es6ImportNamedImportInIndirectExportAssignment_0.a;
+module.exports = x;
+
+
+//// [es6ImportNamedImportInIndirectExportAssignment_0.d.ts]
+export declare module a {
+    class c {
+    }
+}
diff --git a/tests/baselines/reference/es6ImportNamedImportNoNamedExports.js b/tests/baselines/reference/es6ImportNamedImportNoNamedExports.js
new file mode 100644
index 00000000000..524860827e6
--- /dev/null
+++ b/tests/baselines/reference/es6ImportNamedImportNoNamedExports.js
@@ -0,0 +1,15 @@
+//// [tests/cases/compiler/es6ImportNamedImportNoNamedExports.ts] ////
+
+//// [es6ImportNamedImportNoNamedExports_0.ts]
+
+var a = 10;
+export = a;
+
+//// [es6ImportNamedImportNoNamedExports_1.ts]
+import { a } from "es6ImportNamedImportNoNamedExports_0";
+import { a as x } from "es6ImportNamedImportNoNamedExports_0";
+
+//// [es6ImportNamedImportNoNamedExports_0.js]
+var a = 10;
+module.exports = a;
+//// [es6ImportNamedImportNoNamedExports_1.js]
diff --git a/tests/cases/compiler/es6ImportNamedImportInExportAssignment.ts b/tests/cases/compiler/es6ImportNamedImportInExportAssignment.ts
new file mode 100644
index 00000000000..a2739175770
--- /dev/null
+++ b/tests/cases/compiler/es6ImportNamedImportInExportAssignment.ts
@@ -0,0 +1,9 @@
+// @module: commonjs
+// @declaration: true
+
+// @filename: es6ImportNamedImportInExportAssignment_0.ts
+export var a = 10;
+
+// @filename: es6ImportNamedImportInExportAssignment_1.ts
+import { a } from "es6ImportNamedImportInExportAssignment_0";
+export = a;
\ No newline at end of file
diff --git a/tests/cases/compiler/es6ImportNamedImportInIndirectExportAssignment.ts b/tests/cases/compiler/es6ImportNamedImportInIndirectExportAssignment.ts
new file mode 100644
index 00000000000..16d11d4e19f
--- /dev/null
+++ b/tests/cases/compiler/es6ImportNamedImportInIndirectExportAssignment.ts
@@ -0,0 +1,13 @@
+// @module: commonjs
+// @declaration: true
+
+// @filename: es6ImportNamedImportInIndirectExportAssignment_0.ts
+export module a {
+    export class c {
+    }
+}
+
+// @filename: es6ImportNamedImportInIndirectExportAssignment_1.ts
+import { a } from "es6ImportNamedImportInIndirectExportAssignment_0";
+import x = a;
+export = x;
\ No newline at end of file