52nd Annual Tax Practitioner Institute
The 91次元 Conference and Event Services is proud to sponsor the 52nd Annual Tax Practitioner Institute in Great Falls and Missoula, Montana. The institute uses the 2025 edition of the Federal Tax Workbook, published by the University of Illinois. The 91次元 is the only authorized Montana provider of this comprehensive book.
October 27th & 28th, 2025 – Hampton Inn, Great Falls
October 30th & 31st, 2025 – University Center, U of M, Missoula
*Note – A Virtual Option will be available during the Missoula Institute for CPAs – if you are an Enrolled Agent and need your hours reported to the IRS, you will need to attend the institute in person
- CPAs
- Enrolled Agents
- Registered Tax Return Preparers
Online registration is now open! The early bird registration fee is $315. The early bird rate will expire on October 13th. The late registration fee will be $335.
About the Instructor

Robert (Bob) Rehkamp, CPA, has nearly 30 years of experience in both public accounting and industry, serving businesses and individuals in the areas of taxation, accounting, and business consulting. He is a Certified Public Accountant with a B.S. degree in accounting from Marquette University in Milwaukee, Wisconsin. He owns a tax and accounting practice in Minneapolis, Minnesota. Bob is a frequent speaker for the National Association of Tax Professionals (NATP), the University of Illinois, and has presented seminars and workshops in more than 40 states.