In the United States, bankruptcy is governed by federal law. The Bankruptcy Code is set out in Title 11 of the United States Code. For free access to a full copy of the Bankruptcy Code see http://www.law.cornell.edu/uscode/html/uscode11/usc_sup_01_11.html.
In addition to the Bankruptcy Code, bankruptcy cases are also governed by the Federal Rules of Bankruptcy Procedure. For free access to a full copy of the Bankruptcy Rules see: http://www.law.cornell.edu/rules/frbp/.
The Bankruptcy Code and the Bankruptcy Rules are both national. In addition, each local Bankruptcy Court has its own local rules. Each local court maintains a website, which has a copy of the local rules. The Los Angeles area is in the Central District of California. For free access to the local rules for the Central District of California, see http://www.cacb.uscourts.gov/.