32 C.F.R. § 627.26 Biosafety level 4.
Title 32 - National Defense
Street clothing must be removed in an outer clothing change room and kept there. Clothing worn in the facility will be removed in an inner change room and a shower taken before replacing the street clothing. Two distinct PPE requirements exist for BL–4 operations: (a) Class III biological safety cabinet containment. Clothing requirements when all etiologic agents and infected animals are housed and manipulated in Class III biological safety cabinets will include— (1) Complete change of clothing and wet shower upon exit. This includes undergarments, pants and shirts or jump-suits, and shoes. While it is preferred that the shower include washing the hair, head covers will be worn by those who do not wash their hair on each exit. (2) Appropriate inner gloves. The inner gloves will be donned in the change room. (b) Class I or II biological safety cabinet containment. Clothing requirements for this level when etiologic agents are contained in Class I or II biological safety cabinets of equivalent partial-containment caging systems (for infected animals) (See §§627.56 and 627.57) include— (1) Complete change of clothing and wet shower upon exit. This includes undergarments, pants and shirts or jump-suits, and shoes. While the shower should include washing the hair, head covers will be worn by those who do not wash their hair on each exit. (2) Appropriate inner gloves will be donned in the change room. (3) A one-piece positive pressure suit described in §627.31(g). (4) Impervious boots fitted over the suit.
Title 32: National Defense
PART 627—THE BIOLOGICAL DEFENSE SAFETY PROGRAM, TECHNICAL SAFETY REQUIREMENTS (DA PAMPHLET 385–69)
Subpart D—Personal Protective Equipment
§ 627.26 Biosafety level 4.
