[Code of Federal Regulations] [Title 21, Volume 8] [Revised as of April 1, 2007] From the U.S. Government Printing Office via GPO Access [CITE: 21CFR1271] [Page 719] TITLE 21--FOOD AND DRUGS CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES (CONTINUED) PART 1271_HUMAN CELLS, TISSUES, AND CELLULAR AND TISSUE-BASED PRODUCTS--Table Subpart B_Procedures for Registration and Listing Sec. 1271.26 When must I amend my establishment registration? If the ownership or location of your establishment changes, you must submit an amendment to registration within 5 days of the change.