Regulations...
Authorization
49 U.S.C. 5505.
Note:
This section lists the legal authority upon which a program is based (acts, amendments to acts, Public Law numbers, titles, sections, Statute Codes, citations to the U.S. Code, Executive Orders, Presidential Reorganization Plans, and Memoranda from an agency head).
Regulations, Guidelines, And Literature
Regulations and delegations of authority are or will be published in the Federal Register, and on Program website at "http://utc.dot.gov/".