Unreported / Non-Citable
Background
B.M. filed a petition for writ of mandamus on May 13, 2026, in an underlying parental-rights termination case concerning a minor child. B.M. also sought a stay of the trial-court proceedings, which the Fourth Court of Appeals granted and later renewed while inviting responses from the real party in interest and the respondent.
After the real party in interest notified the appellate court of a pending motion to strike B.M.’s intervention, the court modified and lifted its stay for the limited purpose of allowing the trial court to consider that motion and a plea to the jurisdiction. Following a July 31 hearing, the trial court granted the motion on August 6 and struck B.M.’s petition in intervention.
The Court’s Holding
The court held that the mandamus proceeding became moot when the trial court struck B.M.’s petition in intervention. Because B.M. was no longer an intervenor, no controversy remained between the parties regarding B.M.’s jury demand.
Concluding that it could no longer grant effective relief and therefore lacked jurisdiction, the court vacated its May 21, 2026 stay order and dismissed the original proceeding.
Key Takeaways
- An actual controversy must continue to exist for an appellate court to exercise jurisdiction over a mandamus proceeding.
- Striking B.M.’s intervention eliminated the controversy concerning B.M.’s jury demand.
- The court vacated its stay and dismissed the mandamus petition as moot without reaching its merits.
Why It Matters
The decision illustrates how developments in the trial court can eliminate an appellate court’s jurisdiction over a pending mandamus petition. When the relator’s asserted interest in the underlying litigation is removed, a request for extraordinary relief tied to that interest may become moot.