41 C.F.R. § 105-56.011 Non-waiver of rights.
Title 41 - Public Contracts and Property Management
An employee's involuntary payment of all or any portion of a debt being collected under 5 U.S.C. 5514 will not be construed as a waiver of any rights which the employee may have under 5 U.S.C. 5514 or any other provision of contract or law unless there are statutory or contractual provisions to the contrary.
Title 41: Public Contracts and Property Management
PART 105–56—SALARY OFFSET FOR INDEBTEDNESS OF FEDERAL EMPLOYEES TO THE UNITED STATES
Subpart A—Salary Offset of General Services Administration Employees
§ 105-56.011 Non-waiver of rights.

