41 CFR 301-11.7: -11.7 Lodging reimbursement based on lodging type.

(a) The agency will reimburse employees for different types of lodging:

(1) Conventional lodging (hotel/motel, including extended stay hotels; boarding house). Reimbursed at the single occupancy rate.

(2) Government quarters. Reimbursed for the fee or service charge paid for use of the quarters.

(3) Lodging with friends or relatives. May be reimbursed for additional costs incurred by the host to accommodate the employee if substantiated and deemed reasonable by the agency. Reimbursement does not include the cost of comparable conventional lodging or a flat “token” amount.

(4) Nonconventional lodging. Reimbursable when no conventional lodging is available in the area or when conventional lodging is in short supply, such as during special events. Includes home-sharing or short-term rental properties (excluding extended-stay hotels), college dormitories, rooms that may or may not be offered commercially in private homes, or other non-commercial accommodations.

(5) Recreational vehicle (trailer/camper). Reimbursable for expenses such as parking fees, fees for use of and connection/disconnection of utilities, electricity, fuel, water, sewage, bath or shower fees, and dumping fees.

(b) The agency will not reimburse:

(1) Personally-owned residence. No lodging expenses for staying at a personal residence or real estate expenses related to purchase or sale, except during an authorized relocation.

(2) Personally-owned recreational vehicle. No expenses associated with purchasing, selling, or paying for a recreational vehicle or camper at the temporary duty location.