Preston Library @ VMI is a congressional designated depository for U. S. government documents. Public access to the government documents collection is guaranteed by public law (Title 44, U. S. Code).
"The United States Code is the codification by subject matter of the general and permanent laws of the United States. It is divided by broad subjects into 51 titles and published by the Office of the Law Revision Counsel of the U.S. House of Representatives...subsequent main editions have been published every six years since 1934. In between editions, annual cumulative supplements are published in order to present the most current information." - GPO