U.S. and Canadian Region Rating Tables (RRT) and Content Advisory Descriptions for Transport of Content Advisory Information (ANSI/CTA-766-D R-2019)
U.S. and Canadian Region Rating Tables (RRT) and Content Advisory Descriptions for Transport of Content Advisory Information Using ATSC Program and System Information Protocol (PSIP) is a standard that augments ATSC A/65 and designates the RRT which provides the receiver with the definition of the rating system.