Use a government agency directory, treatise, or looseleaf service to gat an overview of the structure and sources of the area of law by:
Determine whether the relevant agency or agencies have their own sets of procedural rules that must be followed and whether these will play a role in your research.
Many print collections may not include extensive specialized materials (unless you are working at an agency itself), electronic sources are apt to be particularly useful in heavily regulated specialties:
Precise updating is especially important with administrative materials, which may change more frequently and more quickly than statutory or case law. Familiarize yourself with the sources for updating federal and state administrative materials.
Be aware of the "informal" nature of much agency practice. Personal contact by telephone or e-mail with individuals involved in rulemaking or adjudicatory activity may be essential to obtaining complete and accurate information on the topic being researched. Many print or electronic sources of documents will provide names of contact persons whose help and advice may be invaluable.
For further information and tips on administrative research, consult the TMLL Guide to Legal Research, "Strategies for Researching Administrative Materials."