42 CFR Part 2 (SUD records)

1. Subpart B General provisions

   Applicability, definitions of program and record, and restrictions on use.

2. Subpart C Disclosures with consent

   Written consent requirements, TPO consent and redisclosure.

3. Subpart D Disclosures without consent

   Medical emergency, research, audit and evaluation exceptions.

4. Subpart E Court orders

   Court orders authorizing disclosure and use of records.

5. 2024 final rule fact sheet

   Alignment with HIPAA and breach notification and enforcement.

6. SAMHSA FAQs

   Confidentiality regulation questions and answers.

Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.