41 C.F.R. § 304-9.6
Reimbursement for non-authorized expenses
Agencies are not required to reduce employee reimbursement when a donor pays for expenses the government cannot reimburse, for example, travel expenses for an employee's immediate family.
Agencies are not required to reduce employee reimbursement when a donor pays for expenses the government cannot reimburse, for example, travel expenses for an employee's immediate family.