US federal statutes, regulations, and bills are available in print in the Priestly Law Library, located in the Fraser Buidling. Online versions are available. For assistance contact either the Government Publications Librarian crollins@uvic.ca or the Law Library lawref@uvic.ca.
US Legislative histories provide details on the passage of legislation through Congress and on legislative intent. "The search for legislative intent leads the research to the various forms of the bill, committee reports, hearings, [and] congressional debates" (Johnson)
Consult "Sources of compiled legislative histories [electronic resource] : a bibliography of government documents, periodical articles, and books, 1st Congress-108th Congress / compiled by Nancy P. Johnson.