The National Center for Science and Engineering Statistics (NCSES), within the National Science Foundation (NSF) has reclassified federally funded research and development centers (FFRDCs) in its Survey of Federal Funds for Research and Development as federal intramural performers of R&D with the release of Volume 71 (FYs 2021–22). FFRDCs had been previously classified as extramural performers. This report provides background and context for this reclassification and discusses some of the effects of the reclassification that may be of note to data users. It also discusses changes to the survey as part of a redesign.