This Manual supplements AFI 32-1024, Standard Facility Requirements. It provides guidance for determining space allocations for Air Force facilities and may be used to program new facilities or evaluate existing spaces. It provides facility space allowance guidance by category code (CATCODE). These criteria are used in assigning occupancy of existing facilities and in programming new facilities. This Manual is applicable to all active duty, civilian, Air Force Reserve (AFR) personnel and units; particularly Air Force commanders and managers, who plan, program, review, certify, and approve Air Force facilities.