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Title 45

Displaying title 45, up to date as of 6/05/2026. Title 45 was last amended 6/04/2026.
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Title 45Public WelfarePart / Section
Subtitle BRegulations Relating to Public Welfare200 – 2599
Chapter VINational Science Foundation600 – 699
Part 600 [Reserved]
Part 601Classification and Declassification of National Security Information601.1 – 601.9
Part 604New Restrictions on Lobbying604.100 – 604.605
Part 605Nondiscrimination on the Basis of Handicap in Programs or Activities Receiving Federal Financial Assistance605.0 – 605.90
Part 606Enforcement of Nondiscrimination on the Basis of Handicap in Programs or Activities Conducted by the National Science Foundation606.1 – 606.99
Part 607Salary Offset607.1 – 607.12
Part 608Claims Collection and Administrative Offset608.1 – 608.4
Part 611Nondiscrimination in Federally-Assisted Programs of the National Science Foundation—Effectuation of Title VI of the Civil Rights Act of 1964611.1 – 611.13
Part 612Availability of Records and Information612.1 – 612.11
Part 613Privacy Act Regulations613.1 – 613.7
Part 614Government in the Sunshine Act Regulations of the National Science Board614.1 – 614.8
Part 615Testimony and Production of Records615.1 – 615.7
Part 617Nondiscrimination on the Basis of Age in Programs or Activities Receiving Federal Financial Assistance from NSF617.1 – 617.16
Part 618Nondiscrimination on the Basis of Sex in Education Programs or Activities Receiving Federal Financial Assistance618.100 – 618.605
Part 620Cybercorps® Scholarship for Service (SFs) Program620.1 – 620.7
Part 630Governmentwide Requirements for Drug-Free Workplace (Financial Assistance)630.100 – 630.670
Part 640Compliance with the National Environmental Policy Act640.1 – 640.5
Part 641Environmental Assessment Procedures for Proposed National Science Foundation Actions in Antarctica641.10 – 641.22
Part 650Patents650.1 – 650.19
Part 660Intergovernmental Review of the National Science Foundation Programs and Activities660.1 – 660.13
Part 670Conservation of Antarctic Animals and Plants670.1 – 670.39
Part 671Waste Regulation671.1 – 671.17
Part 672Enforcement and Hearing Procedures672.1 – 672.24
Part 673Antarctic Non-Governmental Expeditions673.1 – 673.5
Part 674Antarctic Meteorites674.1 – 674.7
Part 675Medical Clearance Process for Deployment to Antarctica675.1 – 675.4
Part 680National Science Foundation Rules of Practice680.10 – 680.13
Part 681Program Fraud Civil Remedies Act Regulations681.1 – 681.46
Part 689Research Misconduct689.1 – 689.10
Part 690Protection of Human Subjects690.101 – 690.124
Parts 691-699 [Reserved]