The U.S. meat industry maintains quality control over its products through science-based systems and oversight by the U.S. Department of Agriculture.   Quality control is often very closely related to (or coordinated with) food safety programs that assure wholesomeness of the meat. 

U.S.Meat Export Federation

Food Safety Programs materials

Meat Grading Program materials

Cold Case Management Backgrounder

Foreign Materials Factsheet

USDA Economic Research Service
Managing for Safer Food

U.S.Department of Agriculture
Description of USDA Quality System Verification Program