Subpart CC - INVESTIGATIONS AND HEARINGS
- Section 100.9500 - Access to Books and Records (IITA Section 913)
- Section 100.9505 - Access to Books and Records - 60-Day Letters (IITA Section 913) (Repealed)
- Section 100.9510 - Taxpayer Representation and Practice Requirements
- Section 100.9520 - Conduct of Investigations and Hearings (IITA Section 914)
- Section 100.9530 - Books and Records