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United States · Texas civil discovery

When must Texas pretrial witness and exhibit disclosures be made?

In a covered non-Family Code suit, Rule 194.4 ordinarily requires pretrial disclosures at least thirty days before trial unless the court orders otherwise. Provide the specified trial witness and exhibit information to the other parties and promptly file it. Separate expected use from possible use. Evidence solely for impeachment is excluded. This guide calculates no last date.

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Read why no date is calculated
Period
At least thirty days before trial unless the court orders otherwise
Trigger
The actual date set for trial, subject to the controlling disclosure order
Rule
Texas Rule 194.4(a)–(b)
Texas Rules of Civil Procedure

Official consolidated rules dated October 1, 2026, with individual amendment and transition provisions

Source guide · No automated date

Establish this act’s complete lead-time requirements

The isolated thirty-day preset does not establish the actual trial order, disclosure scope or required provision and filing. Its backward review setting does not resolve a closed-day last date. The guide explains the complete act without publishing a calculated endpoint.

Texas Rule 194.4(a)–(b)

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Which event controls Texas Rule 194.4(a)–(b)?

Obtain the actual trial setting and every applicable disclosure order.

Identify the witnesses and exhibits the party expects to use, and those it may use if the need arises.

Check the Rule 194 scope, any applicable agreement and the solely-impeachment exception.

Texas Rule 194.4(a)–(b)

How must this lead time be preserved?

  1. Obtain the actual trial setting and every applicable disclosure order.
  2. Identify the thirty-day minimum before the actual trial date under Rule 194.4(b), unless an order changes it. Do not count from the first answer, initial disclosure service or discovery endpoint.
  3. Read any signed order and establish the actual required act, recipients and completion method.
  4. Check closed days without silently shortening the required interval.

These periods exceed five days, so Rule 4’s exclusion of intermediate Saturdays, Sundays and legal holidays for short periods does not apply. Do not move a latest date forward toward trial, a hearing or discovery closure merely because the nominal date is closed. That can leave less than the required lead time. Check Rule 4, the controlling order and actual court calendar. This source guide applies no automatic backward closed-day adjustment and supplies no computed last date.

Complete actual service under the applicable rule. Rule 21a distinguishes permitted service methods from filing. Electronic service completes on transmission to the serving party’s electronic filing service provider. Fax received after 5 p.m. in the recipient’s time zone is deemed served the next day. The three-day qualifying-mail addition in Rule 21a(c) concerns a prescribed period after service, not an automatic addition to a backward trial or discovery limit. Preserve recipients, method and completion evidence.

Texas Rule 4

Why does this guide not calculate a last date?

The isolated thirty-day preset does not establish the actual trial order, disclosure scope or required provision and filing. Its backward review setting does not resolve a closed-day last date. The guide explains the complete act without publishing a calculated endpoint.

Which branches or orders change this procedure?

Court controls the disclosure time
Rule 194.4(b) expressly permits the court to order a different disclosure time. Read the actual order, including any reset.
Witness and exhibit content
Rule 194.4(a) separately requires witness information and a list identifying documents and other exhibits, including summaries. In each list, distinguish expected presentation from possible use if needed.
Solely impeachment evidence
The stated pretrial disclosure obligation excludes evidence solely for impeachment. That exception does not turn substantive trial evidence into impeachment evidence.
Non-family disclosure regime
Rule 194 governs suits not governed by the Family Code. Read its actual scope and any agreement or order rather than substituting these pretrial requirements into the separate Family Code regime.
Texas Rule 194.4(a)–(b)
  • This guide does not establish the actual discovery endpoint, hearing or trial setting, service validity, court calendar or terms of an order.
  • A timing explanation does not establish discovery compliance or permission to take the requested action.

What completes this particular required act?

Common questions about this procedure

When must Texas pretrial witness and exhibit disclosures be made?

Does filing the list alone complete pretrial disclosure?

Rule 194.4(a) requires providing the information to the other parties and promptly filing it. Preserve both acts.

Texas Rule 194.4(a)

Must I separate witnesses I expect to call from possible witnesses?

Yes. The rule separately identifies expected witnesses and those who may be called if the need arises. It makes the same distinction for exhibits.

Texas Rule 194.4(a)

Is the date always thirty days before trial?

No. Rule 194.4(b) allows a different court-ordered time. The guide does not resolve a closed-day last date.

Texas Rule 194.4(b)

Official sources and review

Provisions used (8)
Provisions used in this guide
ProvisionPurpose
Texas Rule 194.4(a)–(b)This particular required act and its lead time
Texas Rule 194.4(b)Court controls the disclosure time
Texas Rule 194.4(a)Witness and exhibit content
Texas Rule 194.4(a)Solely impeachment evidence
Texas Rule 194.1(a)Non-family disclosure regime
Texas Rule 4Computation, short periods and closed-day limits
Texas Rule 21aActual service and its proof
Texas Rule 194.4(a), 21(f)(5)Complete the required act, not just a calculation
Read the official Texas Civil Rules

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