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.

Attorney Training Agenda

Attorney Training and Informational Sharing Session

Monday, April 24, 2023 (all times are Pacific Time)

Hyatt Regency Long Beach
200 S Pine Avenue
Long Beach, California 90802

8:30 – 9:00 Introductions and Other Information
9:00 – 10:15

Key tax developments and issues in California that will be of interest to all states

California is always on the cutting edge in SALT world.  A panel of attorneys from the California tax agencies and Attorney General’s office will bring us up to date on major developments in their state and share their insights.

10:15-10:30  BREAK

State tax expert Darien Shanske, Professor of Law, the University of California—Davis School of Law

Prof. Shanske is a deep thinker on state tax matters. He will outline for us the legal arguments supporting digital advertising taxes and also assess other cutting edge tax ideas that states may consider and which tax counsel may be asked to defend.

11:30-12:30 A panel of senior tax litigators who joined state government after decades practicing in the private sector will share their knowledge and wisdom
12:30-2:00  Lunch on your own
2:00 – 3:00

Constitutional law scholar and litigation expert Lawrence Rosenthal, Professor of Law
Chapman University Fowler School of Law

Prof. Rosenthal has litigated at all levels of the federal and state judiciary, including the U.S. Supreme Court. He will discuss the art of writing amicus and party briefs, recent trends in judicial decision making that counsel should be aware of, and how public sector attorneys should approach advocacy.

3:00 – 4:00

A discussion of key state tax cases that every SALT attorney should know

State tax attorneys from around the country will discuss cases that continue to shape state tax jurisprudence.

4:00 – 4:15 Brief planning session for future Litigation Roundtables
4:15 – 4:30   BREAK
4:15 – 5:30 

Litigation Roundtable & Informational Sharing Session (open only to in-person attendees)

MTC roundtable discussions provide a forum for public sector tax attorneys to share ideas and seek guidance from colleagues in other states.  For this roundtable, we are requesting attendees to submit by COB Wednesday, April 19 a brief description of any issues or challenges in their state that may benefit from a group discussion.  The objective is to generate a group discussion on the issues or challenges, and discuss possible resolutions or share how those issues or challenges were resolved.  Extemporaneous state updates may still be presented if time allows. Please send your discussion ideas to Ray Langenberg (Texas) or to Brian Hamer.

5:30 – 6:30 

Networking Wind Down

This will be one of many opportunities to build relationships and share ideas with colleagues around the country.



We will walk to a nearby restaurant for those who would like to join a group for dinner.

For additional information, contact MTC Counsel, Brian Hamer.

Back to the 2023 Spring Committee Meeting page.