All payments authorized by the secretary of transportation for relocation assistance pursuant to either Kan. Stat. Ann. § 58-3501 et seq., and amendments thereto, or the federal uniform relocation assistance and real property acquisition policies act of 1970 (P.L. 91-646, 42 U.S.C.A. 4601 et seq., and amendments thereto) shall be exempt from the setoff procedures of Kan. Stat. Ann. § 75-6201 et seq., and amendments thereto.