The three usual criteria for assessments from the psychometric perspective - reliability, validity, and utility - are discussed in this paper in the context of alternate assessments that are individualized for students with severe cognitive disabilities. Possible sources of data for documentation of the technical quality of alternate assessments are discussed. Some suggestions for developing alternate assessments are presented. Accessed 18,315 times on https://pareonline.net from August 23, 2005 to December 31, 2019. For downloads from January 1, 2020 forward, please click on the PlumX Metrics link to the right.