MultiTax Commission

An intergovernmental state tax agency whose mission is to promote uniform and consistent tax policy and administration among the states, assist taxpayers in achieving compliance with existing tax laws, and advocate for state and local sovereignty in the development of tax policy.

Resource Documents

Joint Audit Manuals

These manuals cover the procedures used by the Joint Audit Program from the time a taxpayer has been selected for audit by the states in the program to transmission of a completed audit back to states participating in that audit.



Sales Tax Documents


Computer Assisted Audit and Sampling Documents

Alan H. Kvanli, PhD

California State Board of Equalization


Illinois Department of Revenue

Louisiana Department of Revenue



New Mexico

New York Department of Taxation & Finance

Pennsylvania Bureau of Audits


Texas Comptroller of Public Accounts-Audit Division


Wisconsin Department of Revenue