Rule 143.Rule for Costs
Last amended January 1, 1971 · Last verified June 28, 2026
Full Text of Rule 143
Plain-English Summary
Rule 143 lets the court demand a cost guarantee from a claimant. A party seeking affirmative relief may be ruled to give security for costs at any time before final judgment — on the motion of any party, of a court officer interested in the costs, or on the court's own motion. If the rule is entered and the party does not comply within twenty days after notice, its claim for affirmative relief is dismissed.
Frequently Asked Questions
Can a Texas court require security for costs?
Yes. Under Rule 143, a party seeking affirmative relief can be ordered to post security for costs, and its claim is dismissed if it fails to comply within twenty days of notice.
Who can ask the court to order security for costs under Rule 143?
Any party to the suit, a court officer interested in the costs, or the court on its own motion.
What happens if the twenty-day deadline in Rule 143 passes without compliance?
The claim for affirmative relief is dismissed.