Subpart AA—Secondary Tin Subcategory
- §421.290 Applicability: Description of the secondary tin subcategory.
- §421.291 Specialized definitions.
- §421.292 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
- §421.293 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
- §421.294 Standards of performance for new sources.
- §421.295 Pretreatment standards for existing sources.
- §421.296 Pretreatment standards for new sources.
- §421.297 [Reserved]