40 CFR Part 432

4 sections.

§ 432.1
§ 432.1 General Applicability.
§ 432.2
§ 432.2 General definitions.
§ 432.3
§ 432.3 General limitation or standard for pH.
§ 432.5
§ 432.5 Incorporation by reference.

This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.