USP 800 is a cleanroom standard issued in March of 2014 by the United States Pharmacopeial Convention (USP). The deadline for compliance may change, at the time of this articles publication the deadline is scheduled for December 2019. The date and scope of adoption may differ on a state-by-state basis, thus consulting with a compliance specialist is encouraged.
USP Chapter 797 cleanroom design requires that facilities pressurize non-hazardous compounding and storage areas. ISO 5, 7 and 8 environments support primary engineering controls, buffer rooms, and ante-rooms.