Provides the public with step-by-step guidance in the use of the Intergovernmental Referral Guide (IRG), which is a centralized, automated repository of information provided by the Office of Child Support Enforcement (OCSE) on its website to support intergovernmental child support enforcement efforts by states, tribes and federal agencies. It contains State and Tribal Profiles, which provide information on laws, procedures and processes affecting numerous facets of child support for each state and tribe.