SUBPART C—Certification by the Administrator (§121.21 to §121.28)
- 121.21—When Administrator certifies.
- 121.22—Applications.
- 121.23—Notice and hearing.
- 121.24—Certification.
- 121.25—Adoption of new water quality standards.
- 121.26—Inspection of facility or activity before operation.
- 121.27—Notification to licensing or permitting agency.
- 121.28—Termination of suspension.