; and (4) not later than 30 days after the end of the respective time period estimated under subsection (b)(1) notify the governing body of such new estimation. (d) Cost of NEPA compliance In consideration of the socio-economic conditions of community users and the annual operating budgets of governing bodies of qualified acequias and qualified land grant-mercedes, the Secretary concerned may waive any cost-share requirement on the community user or the governing body of a qualified acequia or qualified land grant-merced with respect to the cost of compliance with the National Environmental Policy Act of 1969 ( 42 U.S.C. 4321 et seq.) for an activity to be conducted on a qualified acequia or qualified land grant-merced on Federal land by a community user or governing body of a qualified acequia or qualified land grant-merced for which the Secretary has required such community user or governing body of a qualified acequia or qualified land grant-merced to obtain a permit from the Secretary. 8. Assistance to governing bodies Not later than 60 days after a governing body requests in writing assistance from the Secretary concerned to explain or clarify a process of the agency relating to the agency’s interaction with the governing body, the Secretary shall provide such assistance in writing to the governing body. 9. Spiritual and cultural sites (a) Identification of spiritual and cultural sites (1) Identification before a management plan is adopted, amended, or revised Not less than 1 year before a management plan is adopted, or the first time a management plan is amended or revised after the date of the enactment of this Act, for any Federal land that contains any portion of a qualified land grant-merced, the Secretary concerned shall, in consultation with governing body of such qualified land grant-merced, identify all spiritual and cultural sites located on such Federal land. (2) Identification before disposal Not less than 180 days before any Federal land that contains any portion of a qualified land grant-merced