diff --git a/baselines/dom.generated.d.ts b/baselines/dom.generated.d.ts
index 70e23ef78..5c64e4d9d 100644
--- a/baselines/dom.generated.d.ts
+++ b/baselines/dom.generated.d.ts
@@ -656,6 +656,7 @@ interface EncodedVideoChunkInit {
 
 interface EncodedVideoChunkMetadata {
     decoderConfig?: VideoDecoderConfig;
+    svc?: SvcOutputMetadata;
 }
 
 interface ErrorEventInit extends EventInit {
@@ -2338,6 +2339,10 @@ interface SubmitEventInit extends EventInit {
     submitter?: HTMLElement | null;
 }
 
+interface SvcOutputMetadata {
+    temporalLayerId?: number;
+}
+
 interface TaskControllerInit {
     priority?: TaskPriority;
 }
diff --git a/baselines/ts5.5/dom.generated.d.ts b/baselines/ts5.5/dom.generated.d.ts
index 308ad8250..93f4408c2 100644
--- a/baselines/ts5.5/dom.generated.d.ts
+++ b/baselines/ts5.5/dom.generated.d.ts
@@ -653,6 +653,7 @@ interface EncodedVideoChunkInit {
 
 interface EncodedVideoChunkMetadata {
     decoderConfig?: VideoDecoderConfig;
+    svc?: SvcOutputMetadata;
 }
 
 interface ErrorEventInit extends EventInit {
@@ -2335,6 +2336,10 @@ interface SubmitEventInit extends EventInit {
     submitter?: HTMLElement | null;
 }
 
+interface SvcOutputMetadata {
+    temporalLayerId?: number;
+}
+
 interface TaskControllerInit {
     priority?: TaskPriority;
 }
diff --git a/baselines/ts5.5/webworker.generated.d.ts b/baselines/ts5.5/webworker.generated.d.ts
index 929090d4a..f8cda7088 100644
--- a/baselines/ts5.5/webworker.generated.d.ts
+++ b/baselines/ts5.5/webworker.generated.d.ts
@@ -264,6 +264,7 @@ interface EncodedVideoChunkInit {
 
 interface EncodedVideoChunkMetadata {
     decoderConfig?: VideoDecoderConfig;
+    svc?: SvcOutputMetadata;
 }
 
 interface ErrorEventInit extends EventInit {
@@ -854,6 +855,10 @@ interface StructuredSerializeOptions {
     transfer?: Transferable[];
 }
 
+interface SvcOutputMetadata {
+    temporalLayerId?: number;
+}
+
 interface TaskControllerInit {
     priority?: TaskPriority;
 }
diff --git a/baselines/ts5.6/dom.generated.d.ts b/baselines/ts5.6/dom.generated.d.ts
index 3d8546117..80d214b6a 100644
--- a/baselines/ts5.6/dom.generated.d.ts
+++ b/baselines/ts5.6/dom.generated.d.ts
@@ -653,6 +653,7 @@ interface EncodedVideoChunkInit {
 
 interface EncodedVideoChunkMetadata {
     decoderConfig?: VideoDecoderConfig;
+    svc?: SvcOutputMetadata;
 }
 
 interface ErrorEventInit extends EventInit {
@@ -2335,6 +2336,10 @@ interface SubmitEventInit extends EventInit {
     submitter?: HTMLElement | null;
 }
 
+interface SvcOutputMetadata {
+    temporalLayerId?: number;
+}
+
 interface TaskControllerInit {
     priority?: TaskPriority;
 }
diff --git a/baselines/ts5.6/webworker.generated.d.ts b/baselines/ts5.6/webworker.generated.d.ts
index 929090d4a..f8cda7088 100644
--- a/baselines/ts5.6/webworker.generated.d.ts
+++ b/baselines/ts5.6/webworker.generated.d.ts
@@ -264,6 +264,7 @@ interface EncodedVideoChunkInit {
 
 interface EncodedVideoChunkMetadata {
     decoderConfig?: VideoDecoderConfig;
+    svc?: SvcOutputMetadata;
 }
 
 interface ErrorEventInit extends EventInit {
@@ -854,6 +855,10 @@ interface StructuredSerializeOptions {
     transfer?: Transferable[];
 }
 
+interface SvcOutputMetadata {
+    temporalLayerId?: number;
+}
+
 interface TaskControllerInit {
     priority?: TaskPriority;
 }
diff --git a/baselines/ts5.9/dom.generated.d.ts b/baselines/ts5.9/dom.generated.d.ts
index 01b293947..7645d93e5 100644
--- a/baselines/ts5.9/dom.generated.d.ts
+++ b/baselines/ts5.9/dom.generated.d.ts
@@ -653,6 +653,7 @@ interface EncodedVideoChunkInit {
 
 interface EncodedVideoChunkMetadata {
     decoderConfig?: VideoDecoderConfig;
+    svc?: SvcOutputMetadata;
 }
 
 interface ErrorEventInit extends EventInit {
@@ -2335,6 +2336,10 @@ interface SubmitEventInit extends EventInit {
     submitter?: HTMLElement | null;
 }
 
+interface SvcOutputMetadata {
+    temporalLayerId?: number;
+}
+
 interface TaskControllerInit {
     priority?: TaskPriority;
 }
diff --git a/baselines/ts5.9/webworker.generated.d.ts b/baselines/ts5.9/webworker.generated.d.ts
index 22c301762..074109af4 100644
--- a/baselines/ts5.9/webworker.generated.d.ts
+++ b/baselines/ts5.9/webworker.generated.d.ts
@@ -264,6 +264,7 @@ interface EncodedVideoChunkInit {
 
 interface EncodedVideoChunkMetadata {
     decoderConfig?: VideoDecoderConfig;
+    svc?: SvcOutputMetadata;
 }
 
 interface ErrorEventInit extends EventInit {
@@ -854,6 +855,10 @@ interface StructuredSerializeOptions {
     transfer?: Transferable[];
 }
 
+interface SvcOutputMetadata {
+    temporalLayerId?: number;
+}
+
 interface TaskControllerInit {
     priority?: TaskPriority;
 }
diff --git a/baselines/webworker.generated.d.ts b/baselines/webworker.generated.d.ts
index c15559c46..db2c95fdb 100644
--- a/baselines/webworker.generated.d.ts
+++ b/baselines/webworker.generated.d.ts
@@ -267,6 +267,7 @@ interface EncodedVideoChunkInit {
 
 interface EncodedVideoChunkMetadata {
     decoderConfig?: VideoDecoderConfig;
+    svc?: SvcOutputMetadata;
 }
 
 interface ErrorEventInit extends EventInit {
@@ -857,6 +858,10 @@ interface StructuredSerializeOptions {
     transfer?: Transferable[];
 }
 
+interface SvcOutputMetadata {
+    temporalLayerId?: number;
+}
+
 interface TaskControllerInit {
     priority?: TaskPriority;
 }
diff --git a/inputfiles/removedTypes.jsonc b/inputfiles/removedTypes.jsonc
index a00827f0e..43b1d826b 100644
--- a/inputfiles/removedTypes.jsonc
+++ b/inputfiles/removedTypes.jsonc
@@ -177,7 +177,6 @@
                 "members": {
                     "member": {
                         "alphaSideData": null, // Blink only as of 2023-03
-                        "svc": null // Blink only as of 2023-03
                     }
                 }
             },