Consider legislative history research when you would like more information on the background of a federal statute that is central to your topic.
Consider Congressional Research Service reports whenever if might be useful to have an objective and thorough summary of a public policy issue.
Here are some useful places to start. For more information, see the Zief Library Federal Legislative History research guide. You can also ask a Zief Librarian for advice specific to your topic.
California legislative history is much, much more difficult and time consuming than federal legislative history. For an idea of what is involved, take a look this Zief Library research guide on finding California legislative history. If you still want to proceed, we recommend that you schedule a consultation with a Zief research librarian.
If your topic touches on any issue involving any aspect of public policy, consider searching for a Congressional Research Service report. These are reports prepared for members of Congress by subject experts at the Library of Congress's Congressional Research Service. They are based on thorough research and contain useful citations to other reliable information.