The instructions in this manual explain the responsibilities of school administrators for the New York State Testing Program (NYSTP) Grades 3-8 English Language Arts and Mathematics Tests. School administrators must be thoroughly familiar with the contents of the manual, and the policies and procedures must be followed as written so that testing conditions are uniform statewide. The appendices include: (1) Certificates; (2) A tracking log of secure materials; (3) Procedures for testing students with disabilities; (4) Testing accommodation information; (5) Documents to assist with material return; (6) Contact information; and (7) Information on the Nextera™ Administration System for computer-based testing. This "School Administrator's Manual" serves to guide school administrators in general test administration activities for both paper- and computer-based testing. [Cover title varies: "Grades 3-8 English Language Arts and Mathematics Tests School Administrator's Manual v202 2021 Edition." For the 2020 manual, see ED609943.]