diff --git a/src/services/breakpoints.ts b/src/services/breakpoints.ts
index a7527d92614..1bb1fafeb35 100644
--- a/src/services/breakpoints.ts
+++ b/src/services/breakpoints.ts
@@ -179,6 +179,10 @@ module ts.BreakpointResolver {
                     case SyntaxKind.WithStatement:
                         return spanInWithStatement(<WithStatement>node);
 
+                    // No breakpoint in interface
+                    case SyntaxKind.InterfaceDeclaration:
+                        return undefined;
+
                     // Tokens:
                     case SyntaxKind.SemicolonToken:
                     case SyntaxKind.EndOfFileToken:
@@ -560,7 +564,6 @@ module ts.BreakpointResolver {
                 return spanInNode(node.parent);
             }
 
-
             function spanInWhileKeyword(node: Node): TypeScript.TextSpan {
                 if (node.parent.kind === SyntaxKind.DoStatement) {
                     // Set span on while expression
diff --git a/tests/baselines/reference/bpSpan_interface.baseline b/tests/baselines/reference/bpSpan_interface.baseline
new file mode 100644
index 00000000000..81d2bac4867
--- /dev/null
+++ b/tests/baselines/reference/bpSpan_interface.baseline
@@ -0,0 +1,93 @@
+
+1  >interface I {
+
+    ~~~~~~~~~~~~~~                                => Pos: (0 to 13)  SpanInfo: undefined
+--------------------------------
+2  >    property: string;
+
+    ~~~~~~~~~~~~~~~~~~~~~~                        => Pos: (14 to 35)  SpanInfo: undefined
+--------------------------------
+3  >    method(): number;
+
+    ~~~~~~~~~~~~~~~~~~~~~~                        => Pos: (36 to 57)  SpanInfo: undefined
+--------------------------------
+4  >    (a: string): string;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~                     => Pos: (58 to 82)  SpanInfo: undefined
+--------------------------------
+5  >    new (a: string): I;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~                      => Pos: (83 to 106)  SpanInfo: undefined
+--------------------------------
+6  >    [a: number]: number;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~                     => Pos: (107 to 131)  SpanInfo: undefined
+--------------------------------
+7  >}
+
+    ~~                                            => Pos: (132 to 133)  SpanInfo: undefined
+--------------------------------
+8  >module m {
+
+    ~~~~~~~~~~~                                   => Pos: (134 to 144)  SpanInfo: undefined
+--------------------------------
+9  >    interface I1 {
+
+    ~~~~~~~~~~~~~~~~~~~                           => Pos: (145 to 163)  SpanInfo: undefined
+--------------------------------
+10 >        property: string;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~                    => Pos: (164 to 189)  SpanInfo: undefined
+--------------------------------
+11 >        method(): number;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~                    => Pos: (190 to 215)  SpanInfo: undefined
+--------------------------------
+12 >        (a: string): string;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                 => Pos: (216 to 244)  SpanInfo: undefined
+--------------------------------
+13 >        new (a: string): I;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~                  => Pos: (245 to 272)  SpanInfo: undefined
+--------------------------------
+14 >        [a: number]: number;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                 => Pos: (273 to 301)  SpanInfo: undefined
+--------------------------------
+15 >    }
+
+    ~~~~~~                                        => Pos: (302 to 307)  SpanInfo: undefined
+--------------------------------
+16 >    export interface I2 {
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~                    => Pos: (308 to 333)  SpanInfo: undefined
+--------------------------------
+17 >        property: string;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~                    => Pos: (334 to 359)  SpanInfo: undefined
+--------------------------------
+18 >        method(): number;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~                    => Pos: (360 to 385)  SpanInfo: undefined
+--------------------------------
+19 >        (a: string): string;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                 => Pos: (386 to 414)  SpanInfo: undefined
+--------------------------------
+20 >        new (a: string): I;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~                  => Pos: (415 to 442)  SpanInfo: undefined
+--------------------------------
+21 >        [a: number]: number;
+
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~                 => Pos: (443 to 471)  SpanInfo: undefined
+--------------------------------
+22 >    }
+
+    ~~~~~~                                        => Pos: (472 to 477)  SpanInfo: undefined
+--------------------------------
+23 >}
+    ~                                             => Pos: (478 to 478)  SpanInfo: {"start":478,"length":1}
+    >}
+    >:=> (line 23, col 0) to (line 23, col 1)
\ No newline at end of file
diff --git a/tests/cases/fourslash/breakpointValidationInterface.ts b/tests/cases/fourslash/breakpointValidationInterface.ts
new file mode 100644
index 00000000000..07c34190fa8
--- /dev/null
+++ b/tests/cases/fourslash/breakpointValidationInterface.ts
@@ -0,0 +1,29 @@
+/// <reference path='fourslash.ts' />
+
+// @BaselineFile: bpSpan_interface.baseline
+// @Filename: bpSpan_interface.ts
+////interface I {
+////    property: string;
+////    method(): number;
+////    (a: string): string;
+////    new (a: string): I;
+////    [a: number]: number;
+////}
+////module m {
+////    interface I1 {
+////        property: string;
+////        method(): number;
+////        (a: string): string;
+////        new (a: string): I;
+////        [a: number]: number;
+////    }
+////    export interface I2 {
+////        property: string;
+////        method(): number;
+////        (a: string): string;
+////        new (a: string): I;
+////        [a: number]: number;
+////    }
+////}
+
+verify.baselineCurrentFileBreakpointLocations();
\ No newline at end of file