Subpart M—Secondary Lead Subcategory
- §421.130 Applicability: Description of the secondary lead subcategory.
- §421.131 Specialized definitions.
- §421.132 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
- §421.133 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
- §421.134 Standards of performance for new sources.
- §421.135 Pretreatment standards for existing sources.
- §421.136 Pretreatment standards for new sources.
- §421.137 [Reserved]