The Uniform Electronic Legal Material Act (UELMA) which is a uniform law that provides a process to ensure that electronic state publications are preserved and authentic has been approved by two states — Colorado and just recently California — and is up for approval in three others.  Here are a few resources that can help fill you in on all the details.

AALL Frequently Asked Questions on UELMA (September 2012)
http://www.aallnet.org/Documents/Government-Relations/UELMA/UELMAFAQs.pdf

Blog post from Library of Congress’ The Signal: “UELMA: A Law We Can All Love” (November 2011)
http://blogs.loc.gov/digitalpreservation/2011/11/uelma-a-law-we-all-can-love

Uniform Law Commission Information
http://tinyurl.com/cs7o7j4

University of Pennsylvania’s Biddle Law Library
https://www.law.upenn.edu/library/archives/ulc/