Final answer:
The publication that covers Evaluation Reporting System (NCOER's) in the U.S. Army is called Army Regulation 623-3.
Step-by-step explanation:
The publication that covers Evaluation Reporting System (NCOER's) in the U.S. Army is called Army Regulation 623-3. It outlines the policies and procedures for evaluating and reporting the performance and potential of Noncommissioned Officers (NCOs) in the Army.