Home › CFR › Title 48 › Part 280448 CFR Part 2804 — Administrative MattersSubpart 2804.4 — Safeguarding Classified Information Within Industry§ 2804.402— General.§ 2804.402-70— Contractor personnel security program.Subpart 2804.9 — Taxpayer Identification Number Information§ 2804.901— Definitions.§ 2804.903— Reporting contract information to IRS.§ 2804.903-70— Reporting contract information.§ 2804.903-71— Special reporting exceptions.