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.

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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
Five Things to Know About the Fifteenth Court of Appeals

Read Jay C. Spring’s recent article in Headnotes (Dallas Bar Association publication). Download Article (PDF)

Remembering Doug Sigel

With a heavy heart, we remember Doug Sigel, Partner and Practice Group Leader for the Sales & Use and Income Tax team out of Austin, Texas, who unexpectedly passed away….Read More

Ryan Law’s Oil & Gas Royalties Team Secures Favorable Rulings from IBLA, Paves Way for Royalty Refunds

Ryan Law’s Oil & Gas Royalties Team recently secured a trifecta of favorable rulings[1] from the U.S. Department of the Interior, Interior Board of Land Appeals (IBLA) – paving the…Read More


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