Section 501.24 - Procedures for processing an Indian Tribe's application(a) The Regional Administrator shall process an application of an Indian Tribe submitted pursuant to § 501.23 in a timely manner. He shall promptly notify the Indian Tribe of receipt of the application.(b) The Regional Administrator shall follow the procedures described in subpart C of this part in processing a Tribe's request to assume the sludge management program.58 FR 67985, Dec. 22, 1993, as amended at 59 FR 64346, Dec. 14, 1994