Parker v. Parrack — Court Cannot Declare Rights of Non-Party in Adverse Possession Dispute Over Family Ranch; Fiduciary-Duty Deed Challenge Fails on Sufficiency Review

Case
Tommy Parker, Jr. v. Mary Martha Parrack
Court
Texas Court of Appeals (Fifteenth District)
Date Decided
2026-06-04
Docket No.
15-25-00075-CV
Judge(s)
Brister, C.J. (Before Chief Justice Brister and Justices Field and Farris)
Topics
Real Estate, Probate & Trusts, Civil Procedure, Oil & Gas
Source
Full opinion on CourtListener · PDF

Background

The Parker/Parrack siblings, Tommy and Mary Martha, inherited approximately 780 acres of central Texas ranchland (surface rights and 25% mineral interests) from a trust established by their grandparents. By the time their mother Westmoreland — who had been sole trustee — died in 2011, both siblings had received various rights in the land over the years. Earlier, the 2002 Deed gave Mary Martha the surface rights to the 447-acre tract where she had built a home; Tommy had received comparable executive mineral rights in a separate tract called the Garrett Place.

Shortly after their mother’s death in 2011, Tommy signed a Special Warranty Deed conveying to Mary Martha all of his executive rights and rights to receive bonus payments in the 780 acres. The dispute was over the circumstances: Tommy claimed his sister misled him into thinking he was only authorizing a one-time bonus payment for their mother’s estate expenses; Mary Martha (who died before trial and whose testimony was read into the record) maintained that Tommy fully understood he was making a permanent gift of his rights, and that the transaction was fair because he had already received equivalent rights in the Garrett Place. The deed was notarized, and the notary testified she always required signatories to read documents before her and affirm their understanding. Tommy sued in 2018 to invalidate both the 2002 Deed (on directed verdict) and the 2011 Deed (breach of fiduciary duty), and sought recovery of bonus payments. After a four-day trial, the jury rejected all of Tommy’s claims and additionally found that Parrack Ranch, Ltd. — an entity controlled by Mary Martha’s family but never joined as a party — held the 339-acre tract through adverse possession for at least five years.

The Court’s Holding

The Fifteenth Court of Appeals (sitting on transfer from the Tenth Court of Appeals) affirmed in part and vacated in part. On the fiduciary duty challenge to the 2011 Deed, the court held that sufficient evidence supported the jury’s verdict that Mary Martha did not breach her duty. The five-element fiduciary compliance charge required her to prove by a preponderance that the transaction was fair, that she acted in good faith, that she gave Tommy the interests of a principal priority over her own, and that she made full disclosure. When both siblings told conflicting stories about what Tommy understood when he signed the 2011 Deed, the jury was entitled to credit Mary Martha’s version — supported by her husband’s testimony and the notary’s confirmation that Tommy read and affirmed understanding of the document. On the absence of independent advice for Tommy, the court held that the absence of this factor is not automatically dispositive where the gift was otherwise fair, particularly where both parties believed the transaction was equitable given Tommy’s prior receipt of comparable rights in the Garrett Place. The factual sufficiency challenge was also rejected on the same grounds.

On the adverse possession issue, the court vacated the relevant portion of the trial court’s judgment for want of jurisdiction. Parrack Ranch, Ltd. — a limited liability company controlled by Mary Martha’s husband — was never joined as a party, although its ownership claims were central to the litigation. Texas courts lack jurisdiction to render non-advisory declaratory judgments; a declaratory judgment requires a “real controversy between the parties actually before the court.” Brooks v. Northglen Ass’n, 141 S.W.3d 158 (Tex. 2004). Because Parrack Ranch was not before the court, any declaration of its adverse possession rights in the 339 acres — and derivatively, any declaration of its ownership of the full 780-acre surface — constituted an advisory opinion that Texas courts lack constitutional authority to issue. The jurisdictional defect may be raised for the first time on appeal, and the court vacated that portion of the judgment sua sponte.

Key Takeaways

  • A deed transferring mineral executive rights between siblings who stand in a fiduciary relationship is permissible even when made as a gift without consideration, provided the gift satisfies the “fair and reasonable” standard; the absence of independent legal advice for the grantor is one factor but not automatically dispositive when the surrounding evidence supports fairness.
  • Texas courts lack jurisdiction to issue a declaratory judgment declaring the adverse possession rights of a nonparty; such a declaration is purely advisory and must be vacated even if the jurisdictional issue was not raised below.
  • When an entity with an asserted ownership interest in disputed property is not joined as a party, a complete judgment on the ownership dispute cannot be rendered, and the adverse-possession issue may need to be re-litigated in a proceeding where that entity is properly before the court.

Why It Matters

Texas real estate and estate disputes frequently involve family-controlled entities that are not themselves named as parties. Parker v. Parrack is a sharp reminder that failing to join all necessary parties under Rule 39 can produce a judgment that addresses the merits of a dispute but lacks the jurisdictional authority to bind the entities whose rights are actually at stake. Here, the entire adverse-possession analysis — a full set of contested jury findings about whether the Parracks had ousted a co-tenant — had to be vacated because Parrack Ranch, Ltd. was never made a party. The judgment is thereby left ambiguous on the most contested issue of surface ownership.

The fiduciary duty holding is also notable for mineral rights practitioners. Transfers of executive rights between family members who have a confidential relationship — whether co-heirs or beneficiaries of a trust — are subject to strict scrutiny under the five-element compliance test. But the opinion confirms that a deed made as an intentional gift, executed before a notary, and viewed as fair in light of the parties’ overall history of receiving comparable assets, can withstand a post-mortem legal challenge even without independent counsel for the grantor.

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