What is private law?
private law meaning A law that affects an individual, family, or small group and is enacted to help citizens that have been injured by government programs or who are appealing an executive agency ruling such as deportation. Private Laws citations include the abbreviation, Pvt.L., the Congress number (e.g. 107), and the number of the law. For example: Pvt.L. 107-006.
reference: Ben’s Guide U.S. Government – Glossary