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PERMANENT AWARD EVIDENCE

High Speed OCS Design, Construction, Testing & Commissioning Approved Body Engagement

How to read contract values: notice stages, dates and worked examples

Colas Rail Limited · published 5 Nov 2026. This page preserves the identifiers and current held fields for one Contracts Finder release; it is not an invoice, performance assessment or complete contract history.

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Contracts Finder release ID8bc4f3ac-120c-4e3e-ab6c-8dc567ff8974-920735
Open Contracting ID (OCID)ocds-b5fd17-3202f230-5093-461b-92ae-37e54e4a19a8
Buyer identifierGB-CFS-335204
Release typeaward
PUBLISHED COMMERCIAL FIELDS

Values stay separate.

A tender estimate and an award value answer different questions. Neither is treated as cash paid.

Award value
Not disclosed
award field
Tender value
£250,000
tender field
Procurement method
Not stated
Category
services
CPV
71700000
Monitoring and control services
Delivery
British Oversea Territories
No postcode
PUBLISHED DESCRIPTION

What the notice says

Colas Rail are looking to engage with an Approved Body to support with obtaining UK declaration of conformity for its Interoperability Constituents (ICs) relating to specific elements of first principle Overhead Catenary System (OCS) design elements and to provide re-certification of the existing TSI compliant system design to NTSN in support of its OCS Design, Construction, Testing & Commissioning activities on behalf of HS2. Additional information: The services shall be delivered in accordance with Colas Rail CR2 Professional Services Agreement Terms & Conditions, including applicable HS2-specific provisions; copies will be issued to shortlisted suppliers. Suppliers to submit their tender proposal by the tender deadline of Wednesday 17 June 2026 by email to tr.procurement@colasrail.com. If you have any questions, please send them to tr.procurement@colasrail.com and we shall endeavour to respond to them at the earliest.

Tender statuscomplete
STAGE-DATE LEDGER

Reported dates, without an invented lifecycle.

The current projection contains one award release, not a verified chain of planning, tender, award, contract and modification records. Dates are shown in source-field order and are not silently repaired.

Source-date conflictAt least one reported end date precedes its corresponding start date. Check the official notice before using the schedule.
  1. 01Notice publishedPublication timestamp on the held release5 Nov 2026
  2. 02Tender period startsTender-period field as published12 Jul 2026
  3. 03Tender period endsTender-period field as published17 Jun 2026End precedes start · verify
  4. 04Contract startsContract-period field as published12 Jul 2026
  5. 05Contract endsContract-period field as published30 Jun 2028
SUPPLIER EVIDENCE

Published names and exact identifiers

A company profile appears only when this release carries a usable company number. Name-only suppliers remain name-only.

Published name only

CERTIFER UK

No legal entity is inferred from this supplier name.

SOURCE

Contracts Finder release

Published 5 Nov 2026 · held through the daily award projection · Open Government Licence v3.0.

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