The state of Rhode Island and any and all of its agencies and departments are hereby authorized to comply fully with the pertinent provisions of the Uniform Relocation Assistance and Land Acquisition Policies Act of 1970, 42 U.S.C. § 4601 et seq., and any subsequent amendments thereto, by making all of the payments authorized and set forth in the federal act and by providing any and all of the services as set forth in the federal act.