diff --git a/opentelemetry/proto/trace/v1/trace.proto b/opentelemetry/proto/trace/v1/trace.proto
index 590355074..3103fe76f 100644
--- a/opentelemetry/proto/trace/v1/trace.proto
+++ b/opentelemetry/proto/trace/v1/trace.proto
@@ -82,9 +82,6 @@ message Span {
   // the same `trace_id`. The ID is a 16-byte array. An ID with all zeroes
   // is considered invalid.
   //
-  // This field is semantically required. Receiver should generate new
-  // random trace_id if empty or invalid trace_id was received.
-  //
   // This field is required.
   bytes trace_id = 1;
 
@@ -92,9 +89,6 @@ message Span {
   // is created. The ID is an 8-byte array. An ID with all zeroes is considered
   // invalid.
   //
-  // This field is semantically required. Receiver should generate new
-  // random span_id if empty or invalid span_id was received.
-  //
   // This field is required.
   bytes span_id = 2;