Transportation Security Administration, Department of Homeland Security

TSA

Part of Department of Homeland Security

Content Hash: 0a4575527d0d2c4f4b972b7a1111550b

MD5 checksum of all regulatory content as of Oct 15, 2025

Regulatory Word Count Over Time

Total words across all chapters managed by this agency

Earliest: 115,261 words (Jan 01, 2017)
Latest: 945,957 words (Oct 15, 2025)
Change: +830,696 (720.7%)

CFR Chapters

Title 49, Chapter XII
CHAPTER XII - TRANSPORTATION SECURITY ADMINISTRATION, DEPARTMENT OF HOMELAND SECURITY