National Conference of State Legislatures
Information about state governments and federal relations, including the distribution of federal revenues and expenditures in the states.
Publius
Home page of the leading academic journal on federalism.
State Constitutions
A site where the constitutions of all the states may be found.
U.S. Federalism Site
As complete a site as one might wish for on the history, philosophy, law, and operation of federalism in the United States.
