diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 4210322c6a..bec53b776d 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -23250,15 +23250,6 @@ static void handle_response_invite(struct sip_pvt *p, int resp, const char *rest
 					ast_set_flag(&p->flags[0], SIP_PENDINGBYE);
 				}
 			ast_rtp_instance_activate(p->rtp);
-		} else if (!reinvite) {
-			struct ast_sockaddr remote_address = {{0,}};
-
-			ast_rtp_instance_get_remote_address(p->rtp, &remote_address);
-			if (ast_sockaddr_isnull(&remote_address) || (!ast_strlen_zero(p->theirprovtag) && strcmp(p->theirtag, p->theirprovtag))) {
-				ast_log(LOG_WARNING, "Received response: \"200 OK\" from '%s' without SDP\n", p->relatedpeer->name);
-				ast_set_flag(&p->flags[0], SIP_PENDINGBYE);
-				ast_rtp_instance_activate(p->rtp);
-			}
 		}
 
 		if (!req->ignore && p->owner) {
@@ -24209,11 +24200,7 @@ static void handle_response(struct sip_pvt *p, int resp, const char *rest, struc
 
 		gettag(req, "To", tag, sizeof(tag));
 		ast_string_field_set(p, theirtag, tag);
-	} else {
-		/* Store theirtag to track for changes when 200 responses to invites are received without SDP */
-		ast_string_field_set(p, theirprovtag, p->theirtag);
 	}
-
 	/* This needs to be configurable on a channel/peer level,
 	   not mandatory for all communication. Sadly enough, NAT implementations
 	   are not so stable so we can always rely on these headers.
diff --git a/channels/sip/include/sip.h b/channels/sip/include/sip.h
index 342c87b364..c0704ec79f 100644
--- a/channels/sip/include/sip.h
+++ b/channels/sip/include/sip.h
@@ -1019,7 +1019,6 @@ struct sip_pvt {
 		AST_STRING_FIELD(rdnis);        /*!< Referring DNIS */
 		AST_STRING_FIELD(redircause);   /*!< Referring cause */
 		AST_STRING_FIELD(theirtag);     /*!< Their tag */
-		AST_STRING_FIELD(theirprovtag); /*!< Provisional their tag, used when evaluating responses to invites */
 		AST_STRING_FIELD(tag);          /*!< Our tag for this session */
 		AST_STRING_FIELD(username);     /*!< [user] name */
 		AST_STRING_FIELD(peername);     /*!< [peer] name, not set if [user] */