The document discusses regulations for human cells, tissues, and cellular and tissue-based products (HCT/Ps) established by the U.S. Food and Drug Administration (FDA) under 21 CFR Part 1271. It provides an overview of the key requirements including establishment registration and listing, donor eligibility screening, adherence to current good tissue practice standards, inspection and enforcement, and the tiered regulatory framework for HCT/Ps. It also compares the new regulations to existing cGMP and quality system regulations.