When is the deadline for acas early conciliation period extended to 12 weeks?
The catalogue records a 84 days period from Presentation of an early conciliation form to ACAS, or telephoning ACAS, on or after 1 December 2025. This draft page remains free only until its source, worked example and limits are reviewed.
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Calculation basis and source
- Period
- 84 days
- Trigger
- Presentation of an early conciliation form to ACAS, or telephoning ACAS, on or after 1 December 2025
- Counting
- The encoded calculator method must be independently documented before publication.
- Rollovers and holidays
- Holiday, closure and order treatment must be independently documented before publication.
This route remains in preparation until a pinpoint official source is recorded.
- The conciliation period may be concluded earlier if ACAS considers settlement is not possible or the parties reach agreement. The 12 weeks is a maximum window, not a fixed period, so the certificate date is what drives the Day B calculation.
- Recorded as binding false because it is a process window rather than a cut-off the diary can miss, but it is entered because it changes every downstream limitation calculation in this catalogue. In force 1 December 2025. Transitional provision in reg 3: the amendment applies where the prospective claimant contacted ACAS on or after 1 December 2025, so matters straddling that da