# US Treasury Department

> US cabinet department overseeing the IRS and issuing Treasury Regulations.

**URL:** https://quilometragem.com/glossary/treasury-department

**Summary:** US cabinet department overseeing the IRS and issuing Treasury Regulations.

- The Department of the Treasury is the US cabinet department that oversees the IRS and issues Treasury Regulations — the primary source of US tax rules.
- 1.62-2 defines the accountable plan; Reg.
- 1.274-5 defines substantiation requirements for business expense.

The Department of the Treasury is the US cabinet department that oversees the IRS and issues Treasury Regulations — the primary source of US tax rules. Treasury Reg. 1.62-2 defines the accountable plan; Reg. 1.274-5 defines substantiation requirements for business expense. Site: treasury.gov.