Bankruptcy is a product of federal law, not state law. The Bankruptcy Code can be found in Title 11 of the United States Code. The Legal Information Institute [LII] at Cornell provides a brief overview of Bankruptcy Law with links.
Bankruptcy Amendments and Federal Judgeship Act of 1984
Bankruptcy Abuse Prevention and Consumer Protection Act of 2005
The Bankruptcy Abuse Prevention and Consumer Protection Act of 2005, Pub.L. 109–8, 119 Stat. 23, is the most recent major revision to the Bankruptcy Code.