Relentless Preparation,
Efficient Resolution

Ryan Law advocates for businesses in a wide range of federal, state, and local tax controversies. We strive to exceed client expectations through the effective litigation of disputes at the audit/appraisal district, administrative, trial, and appellate levels.

Learn More

Why should you choose Ryan Law?

We offer a team of experienced tax attorneys who emphasize creative advocacy. The firm focuses exclusively on tax litigation and controversies.

We work closely with our clients and tax professionals to develop sophisticated and effective tax litigation strategies. Our attorneys’ decades of experience in high-stakes tax litigation give us a considerable base of knowledge and the opportunity to create ongoing relationships with key individuals and institutions.

Our lawyers are active in speaking at local and national conferences and in serving in leadership roles in federal, state, and local tax organizations, as their bios reflect.

Our Areas of Expertise
Corporate Franchise Tax
Credits & Incentives
Federal Income Tax
Oil & Gas Royalty
Property Tax
Sales & Use Tax
Texas Workforce Commission Appeals

Latest News
Ryan Law Welcomes Tony Zammit, Senior Attorney

Ryan Law is proud to welcome our newest Senior Attorney, Tony Zammit! With 14 years in tax litigation representing state government, Tony provides legal representation with a particular focus on…Read More

Commercial Property Tax Litigation Specialists

As your dedicated property tax advocates, we don’t just monitor compliance. We actively challenge unfair valuations, uncover hidden savings, and help protect your Net Operating Income.

Featuring Michael Fennell, Legal Assistant

Ryan Law is pleased to feature our Legal Assistant, Michael Fennell, based out of the firm’s Plano office. Michael supports attorney, Nhu-Thinh Nguyen, and his team by providing essential administrative…Read More


Ryan Law Alerts
Sign Up
  • This field is for validation purposes and should be left unchanged.