The Homeland Security Subcommittee on Transportation and Protective Security is a subcommittee within the House Homeland Security Committee. It was the Subcommittee on Transportation Security and Infrastructure Protection until 2011, when infrastructure jurisdiction was transferred to the Subcommittee on Cybersecurity, Infrastructure Protection, and Security Technologies.
References
United States House Homeland Security Subcommittee on Transportation and Protective Security Wikipedia(Text) CC BY-SA