Free arbitration deadline calculator

ICSID arbitration deadline calculator

Time limits under the International Centre for Settlement of Investment Disputes rules, encoded from the rules themselves with the citation, period, trigger and roll-over treatment for each. Pick a seat in the calculator below to compute a due date on that seat's real weekend and public-holiday calendar.

9 fixed binding deadlines are eligible for a server-recomputed Professional matter or Evidence Record. Advisory and source-verification-flagged entries remain free-only. Verify every result against the cited current institution rules, the applicable seat law and the facts of the matter.

2022 edition in force from 2022-07-01 · Methodology

Source checked 1 September 2026 · Open the official source

What deadline are you checking?

Jurisdiction

Institution

ICSID (World Bank investment arbitration) deadlines, encoded from the institution's rules with their citations. Choose the seat (which sets the weekends and public holidays), the date the clock started, and the deadline. Confirm the exact rule edition before relying on a date.

Seat of arbitration

Drives the holiday calendar and the seat-law deadlines below.

When did the clock start? (trigger date)

Choose the date using your device calendar. The control follows your device’s date format.

Which deadline?

The party becomes aware of the facts on which the proposal is based (and after the constitution of the Tribunal).

After the award

Court deadlines under the seat law (United Kingdom (England & Wales))

These run under the law of the seat, not the institutional rules, and must be tracked separately. They are computed from the date of the award; confirm the seat and dates with counsel.

Challenge / appeal the award (England & Wales)

Date of the award (or, for awards on/after 1 Aug 2025, the "applicable date" under the Arbitration Act 2025)

28 days

Arbitration Act 1996 s.70(3)

Limitation to enforce the award (England & Wales)

The cause of action to enforce accrues

6 years

Limitation Act 1980 s.7

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Coverage reviewed August 2026 · ICC RulesReview coverage and exclusions

Worked check

One tested route through this calculator

Example input: 3 August 2026
Relevant fact: Proposal to disqualify an arbitrator, triggered on 3 August 2026.
Expected result: 24 August 2026

The calculator applies ICSID Arbitration Rules 2022, Rule 22(1), the 21-day period and the selected calendar.

Cited to the rule

ICSID deadlines this calculator covers

9 encoded time limits, version-stamped to their rule edition.

Proposal to disqualify an arbitratorICSID Arbitration Rules 2022, Rule 22(1)

21 days from The party becomes aware of the facts on which the proposal is based (and after the constitution of the Tribunal)

Binding2022 editionRolls over on the recipient's calendar

Render the award — manifestly without legal merit (Rule 41)ICSID Arbitration Rules 2022, Rule 58(1) (with Rule 41)

60 days from The last submission on the objection that the claim is manifestly without legal merit

Binding2022 editionNo weekend or holiday roll-over

Render the award — preliminary objections (Rule 44)ICSID Arbitration Rules 2022, Rule 58(1) (with Rule 44)

180 days from The last submission on the preliminary objection

Binding2022 editionNo weekend or holiday roll-over

Render the award — all other casesICSID Arbitration Rules 2022, Rule 58(1)

240 days from The last submission

Binding2022 editionNo weekend or holiday roll-over

Request a supplementary decision or rectification of the awardICSID Arbitration Rules 2022, Rule 61(1)

45 days from The date of the award

Binding2022 editionRolls over on the recipient's calendar

Request revision of the award — from discovery of the new factICSID Arbitration Rules 2022, Rule 70 (Convention Art. 51(2))

90 days from Discovery of the new fact relied on

Binding2022 editionRolls over on the recipient's calendar

Request revision of the award — three-year long-stopICSID Arbitration Rules 2022, Rule 70 (Convention Art. 51(2))

36 months from The date of the award (absolute three-year bar regardless of discovery)

Binding2022 editionNo weekend or holiday roll-over

Apply for annulment of the awardICSID Arbitration Rules 2022, Rule 71(1) (Convention Art. 52(2))

120 days from The date of the award (or, for corruption grounds, discovery of the corruption)

Binding2022 editionRolls over on the recipient's calendar

Render the decision on interpretation, revision or annulmentICSID Arbitration Rules 2022, Rule 72(5)

120 days from The last submission on the application

Binding2022 editionNo weekend or holiday roll-over

Time limits at a glance

The headline periods below restate the encoded rules. Run the calculator above for the exact date on the seat's calendar.

Proposal to disqualify an arbitrator: what is the time limit under the ICSID rules?

21 days from The party becomes aware of the facts on which the proposal is based (and after the constitution of the Tribunal), under ICSID Arbitration Rules 2022, Rule 22(1) (2022 edition). The period rolls over on the recipient's calendar.

Render the award — manifestly without legal merit (Rule 41): what is the time limit under the ICSID rules?

60 days from The last submission on the objection that the claim is manifestly without legal merit, under ICSID Arbitration Rules 2022, Rule 58(1) (with Rule 41) (2022 edition). The period no weekend or holiday roll-over.

Render the award — preliminary objections (Rule 44): what is the time limit under the ICSID rules?

180 days from The last submission on the preliminary objection, under ICSID Arbitration Rules 2022, Rule 58(1) (with Rule 44) (2022 edition). The period no weekend or holiday roll-over.

Render the award — all other cases: what is the time limit under the ICSID rules?

240 days from The last submission, under ICSID Arbitration Rules 2022, Rule 58(1) (2022 edition). The period no weekend or holiday roll-over.

Request a supplementary decision or rectification of the award: what is the time limit under the ICSID rules?

45 days from The date of the award, under ICSID Arbitration Rules 2022, Rule 61(1) (2022 edition). The period rolls over on the recipient's calendar.

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