At ExpertLaw.com they tell you how to obtain criminal records whether it is state or federal and the steps you need to take to expunge or seal it at http://www.expertlaw.com/library/criminal/criminal_record.html. Also listed there are the steps to obtain a pardon. For tips on how to expunge your record a 13 page document in pdf file format for download see the site at
. http://www.sado.org/cdn/expungement2003.pdf. Involving a trade-off between competing interests there are two separate laws governing the state and federal criminal records and for state " specific information see the site at http://criminal.findlaw.com/crimes/expungement/expungement-state-info.html. An interesting article from the defense perspective on expunging criminal records procedures can be viewed at http://texascriminaldefenselawyer.blogspot.com/2008/10/procedure-for-expunging-criminal.html.