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CPR civil procedure deadline calculators

Choose the civil litigation step you are checking. Each route opens the relevant CPR calculation with its trigger, counting basis and source shown before you enter a date.

Choose a deadline checkRules reviewed 7 August 2026

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These are focused procedural checks, not a general legal guide. Open the named step to see its trigger, period, counting method and the boundary that still needs to be checked.

Deadline checks

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A calculator opens with the matching rule or system selected. A cited source guide stays deliberately source-first when the current model cannot faithfully generate a date.

Deemed service dateCalculatorCalculate when a claim form is deemed served under CPR 6.14, with the second-business-day rule and court closure dates shown.Second business day · CPR 6.14 and CPR 7.5(1)Acknowledgment of serviceCalculatorCalculate the 14-day acknowledgment of service deadline under CPR 10.3 from the deemed service date of the claim form.14 days · CPR 10.3 DefenceCalculatorCalculate the CPR 15.4 defence deadline: 14 days after service of particulars, or 28 days where an acknowledgment was filed.14 days, or 28 days where an acknowledgment of service was filed · CPR 15.4 Counterclaim with defenceSource guideCheck when a defendant can file a counterclaim without permission and connect it to the correct defence deadline instead of treating it as a separate fixed clock.With the defence, unless the court gives permission later · CPR 20.4(1) and (2); CPR Part 15 Contribution or indemnity additional claimSource guideCheck the CPR 20.6 permission-free routes for a contribution or indemnity claim against an existing party, including the separate later-added-party 28-day route.With the defence, or 28 days after a later-added party files its defence · CPR 20.6(1) and (2); CPR 20.7 Default judgmentCalculatorCalculate when the response period relevant to default judgment under CPR 12.3 expires after service of a claim form.After the applicable 14-day or 28-day response period expires · CPR 12.3 Part 36 relevant periodCalculatorCalculate the minimum 21-day relevant period for a Part 36 offer under CPR 36.5(1)(c), with clear-day counting shown.At least 21 days · CPR 36.5(1)(c)Part 36 clarification requestCalculatorCalculate the seven-day period for requesting clarification of a Part 36 offer under CPR 36.8(1).Seven days · CPR 36.8(1)Small claims directions questionnaireCalculatorCalculate the encoded 14-day small claims directions questionnaire period under CPR 26.4 from service of the notice.14 days · CPR 26.4 Fast and multi-track directions questionnaireCalculatorCalculate the encoded 28-day directions questionnaire period for fast, intermediate and multi-track cases under CPR 26.4.28 days · CPR 26.4 Costs budgetCalculatorCalculate the CPR 3.13(1)(b) costs budget deadline, 21 clear days before the first case management conference where that limb applies.21 days before the first case management conference · CPR 3.13(1)(b)Budget discussion reportCalculatorCalculate the CPR 3.13(2) budget discussion report deadline, seven clear days before the first case management conference.Seven days before the first case management conference · CPR 3.13(2)Application notice serviceCalculatorCalculate the CPR 23.7(1) period for serving an application notice, at least three clear days before the hearing.At least three clear days before the hearing · CPR 23.7(1)Trial bundleCalculatorCalculate the encoded seven-day outer date for filing a trial bundle and check the three-to-seven-day window in CPR 39.5.Between three and seven days before trial; the calculator shows seven days · CPR 39.5 Appellant's noticeCalculatorCalculate the usual 21-day deadline to file an appellant's notice under CPR 52.12(2)(b), subject to any different court direction.21 days unless the lower court directs otherwise · CPR 52.12(2)(b)

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The procedure is not the whole matter

Court orders, agreed extensions and case-management dates take priority over the default rule.
A procedural label is not enough on its own: check the document served, service method and any applicable Practice Direction.

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Employment TribunalCalculate cited Employment Tribunal deadlines for ET1 claims, ET3 responses and interim relief applications.Tax Tribunal and HMRCCheck cited HMRC review and Tax Tribunal appeal timing, including the factual route that starts the period.Popular England & Wales deadlinesStart with the most frequently checked cited procedural deadlines in England and Wales, from service and defence to tribunal and statutory routes.