(a) Except as specified in Chapter 9, Section 43(b), if work clothes or linens are laundered on the premises, a mechanical clothes washer and dryer shall be provided and used.
(b) If on-premises laundering is limited to wiping cloths intended to be used moist, or wiping cloths are air-dried as specified under Chapter 9, Section 46, a mechanical clothes washer and dryer need not be provided.
010-9 Wyo. Code R. § 9-43