To be enforceable, an agreement of parties or their counsel concerning an appellate court proceeding must be in writing and signed by the parties or their counsel. Such an agreement is subject to any appellate court order necessary to ensure that the case is properly presented.
Tex. R. App. P. 6.6
Notes and Comments
Comment to 1997 change: Former Rules 7 and 57 are merged and substantially revised. Former Rule 8 regarding agreements of counsel is included here as subdivision 6.6 and the requirement that an agreement be filed and included in the record is deleted.