Section 141.11 - Tribal fees, taxes, and enforcement(a) The regulations in this part do not preclude the Hopi, Navajo, or Zuni tribal councils from assessing and collecting such fees or taxes as they may deem appropriate from reservation businesses.(b) Nothing in the regulations of this part may be construed to preclude tribal enforcement of these regulations or consistent tribal ordinances.40 FR 39837, Aug. 29, 1975, as amended at 41 FR 3288, Jan. 22, 1976. Redesignated at 47 FR 13327, Mar. 30, 1982