Section 147.1603 - EPA-administered program-Indian lands(a)Contents. The UIC program for all classes of wells on Indian lands in New Mexico, except for Class II wells on Navajo Indian lands for which EPA has granted the Navajo Nation primacy for the SDWA Class II UIC program (as defined in § 147.3400 ), is administered by EPA. The program consists of the requirements set forth at Subpart HHH of this part. Injection well owners and operators and EPA shall comply with these requirements.(b)Effective date. The effective date for the UIC program on Indian lands in New Mexico, except for Class II wells on Navajo Indian lands for which EPA has granted the Navajo Nation primacy for the SDWA Class II UIC program (as defined in § 147.3400 ), is November 25, 1988.53 FR 43089, Oct. 25, 1988, as amended at 73 FR 65565 , Nov. 4, 2008