{"data":{"id":"us/48-cfr-4.1903","jurisdiction":"us","citation":"48 CFR 4.1903","heading":"4.1903 Contract clause.","body":"The contracting officer shall insert the clause at 52.204-21, Basic Safeguarding of Covered Contractor Information Systems, in solicitations and contracts when the contractor or a subcontractor at any tier may have Federal contract information residing in or transiting through its information system.","path":["Title 48—Federal Acquisition Regulations System","CHAPTER 1—FEDERAL ACQUISITION REGULATION","SUBCHAPTER A—GENERAL","PART 4—ADMINISTRATIVE AND INFORMATION MATTERS","Subpart 4.19—Basic Safeguarding of Covered Contractor Information Systems"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-48.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:29Z","sha256":"ef08c7e2b311d940763fe2cd48a8e5602d1786df5f70963b33f21343baab2618","source_id":"us-cfr","stale":true,"prev":"us/48-cfr-4.1902","next":"us/48-cfr-4.2001"},"notice":"GroundRules: Original legal text. Not legal advice."}