; or (2) impose any liability on the United States for operation and maintenance of the project described in subsection (a) for its authorized purposes. 227. Study on land valuation procedures for the Tribal Partnership Program (a) Definition of Tribal Partnership Program In this section, the term Tribal Partnership Program means the Tribal Partnership Program established under section 203 of the Water Resources Development Act of 2000 ( 33 U.S.C. 2269 ). (b) Study required Not later than 1 year after the date of enactment of this Act, the Secretary shall carry out, and submit to the Committee on Environment and Public Works of the Senate and the Committee on Transportation and Infrastructure of the House of Representatives a report describing the results of, a study on appropriate procedures for determining the value of real estate and cost-share contributions for projects under the Tribal Partnership Program. (c) Requirements The report required under subsection (b) shall include— (1) an evaluation of the procedures used for determining the valuation of real estate and contribution of real estate value to cost-share for projects under the Tribal Partnership Program, including consideration of cultural factors that are unique to the Tribal Partnership Program and land valuation; (2) a description of any existing Federal authorities that the Secretary intends to use to implement policy changes that result from the evaluation under paragraph (1)