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Atty. David L. Case

Atty. David L. Case

DAVID L. CASE is a shareholder at Tiffany & Bosco, P.A., with over 35 years of experience in tax planning, estate planning, probate and trust administration, and business transactions.

Call (602) 255-6000

Profile Summary

About David L. Case at a glance

David L. Case is an attorney based in Phoenix, Arizona, practforg at Tiffany & Bosco PA. Educated at Arizona State University (J.D., 1973). Recognitions include Best Lawyers in America — Litigation - Trusts and Estates (2026), Best Lawyers in America — Tax Law (2026), and Best Lawyers in America — Trusts and Estates (2026). Serands clients in Phoenix, AZ and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • DAVID L. CASE is a shareholder at Tiffany & Bosco, P.A., with over 35 years of experience in tax planning, estate planning, probate and trust administration, and business transactions
  • David was involved in finalizing and passing the new Arizona Trust Code, and has written and made presentations on this topic, as well as numerous tax planning matters, for the State Bar of Arizona and other organizations
  • In addition to the formulation of estate plans while addressing wealth transfer tax issues and income tax issues, David has vast experience in assisting clients in various family business planning and succession planning matters
  • He has expertise in the preparation of all estate planning and trust documents and related transactional documents
  • He also regularly counsels business owners and professional clients regarding exit strategies, charitable giving techniques and planning for retirement
  • David assists clients in preparing and implementing revocable living trusts, life insurance trusts, charitable remainder and charitable lead trusts, grantor retained annuity trusts, intentionally defective grantor trusts, generation-skipping dynasty trusts, qualified personal residence trusts, and numerous other types of revocable and irrevocable trusts to complement the estate plan
  • He also has extensive experience in probate and trust administration, petitioning the Probate Court regarding numerous types of will, estate and trust issues, petitioning for modification and early termination of irrevocable trusts, and assisting parties to resolve will, estate and trust controversies
  • David also has assisted professionals and entrepreneurial clients with buying and selling businesses, mergers and acquisitions, spin-offs and split-offs, business liquidations, real estate transactions, like-kind exchanges, leasing matters, and business and tax planning involving the formation and operation of business entities
  • David assists clients in blending these business matters with the estate planning process

COURT AND BAR ADMISSIONS

  • State Bar of Arizona (1976) State Bar of California (1973) U.S
  • Tax Court (1974) U.S
  • Supreme Court (1997) U.S
  • Federal District Court, Arizona and California PROFESSIONAL AFFILIATIONS & MEMBERSHIPS: Arizona Community Foundation Professional Advisory Board Member 2009-2010 Chair of the Executive Counsel of Probate & Trust Section of State Bar of Arizona Tax Section, Real Estate Section, and Probate and Trust Section of State Bar of Arizona Arizona Bar Foundation, Fellow Central Arizona Estate Planning Council (former president and director) State Bar of California Probate & Trust Section American Bar Association Real Property, Probate and Trust Section and Tax Section HONORS, APPOINTMENTS AND AWARDS: Best Lawyers in America Southwest Super Lawyers Arizona's Finest Lawyers American College of Trust & Estate Counsel, Fellow PUBLICATIONS AND SPEAKING EXPERIENCE: Published articles in the Arizona State Law Journal, Arizona Bar Journal, and other State Bar of Arizona publications
  • David has been a speaker for various tax and estate planning seminars, including the State Bar of Arizona and Arizona Community Foundation

Jurisdictional Context

Why local counsel matters in Arizona

Practforg law in Arizona. Legal matters in Arizona are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantiand law. Cases originating in Phoenix are typically filed in the local municipal court or the appropriate Arizona state district court, depending on subject matter and amount in controversy. An attorney licensed in Arizona brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantiand law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Arizona courts without local counsel or pro hac vice admission.

Looking for additional Arizona attorneys? Browse all attorneys in Phoenix or all attorneys in Arizona.

Frequently Asked

Common questions about David L. Case

Where is David L. Case's law office located?
David L. Case's law practice is located in Phoenix, Arizona. The firm is Tiffany & Bosco PA. You can contact the office directly through this profile page.
Where did David L. Case go to law school?
David L. Case earned their education at (J.D., 1973).
How can I contact David L. Case for a consultation?
You can contact David L. Case directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has David L. Case receiandd?
David L. Case's notable recognition includes: Best Lawyers in America — Litigation - Trusts and Estates; Best Lawyers in America — Tax Law; Best Lawyers in America — Trusts and Estates; Best Lawyers in America — Additional Areas of Practice:; Best Lawyers in America — Litigation and Controversy - Tax.

Education

J.D.
Arizona State University
- 1973

Awards

Best Lawyers in America — Litigation - Trusts and Estates
- 2026
Best Lawyers in America — Tax Law
- 2026
Best Lawyers in America — Trusts and Estates
- 2026
Best Lawyers in America — Additional Areas of Practice:
- 2026
Best Lawyers in America — Litigation and Controversy - Tax
- 2026
Best Lawyers in America — Special Focus:
- 2026
Best Lawyers in America — Estate Planning
- 2026
Best Lawyers in America — Gift Planning
- 2026
Best Lawyers in America — Nonprofit Organizations and Charitable Giving
- 2026
Best Lawyers in America — Partnership and Limited Liability
- 2026
Best Lawyers in America — Planning for Closely Held Businesses
- 2026
Best Lawyers in America — Probate
- 2026
Best Lawyers in America — Succession Planning
- 2026
Best Lawyers in America — Tax
- 2026
Best Lawyers in America — Trust Administration
- 2026
Best Lawyers in America — Trusts & Estates
- 2026

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