Official UK procurement notice
Audit and Advisory Services - External Audit
Authority: Karbon Homes (Public body)·Consortium: 2 public authorities
What is being bought3 lots · detail below
Published requirement descriptionThis notice relates to Lot 1 - External Audit of this tender.
CPV: Internal audit services · Statutory audit services · Tax consultancy services
Lots and requirements (3)Procurement structure
3 lots · all with a published value (£1,782,000 together) · win at most 2 of them · same evaluation weights on every lotLot #1External AuditAwardedRenewalPublished value£831,000
We are seeking to appoint a provider to act as an independent auditor to Karbon in line with statute and the Karbon Group Audit and Assurance Policy.
Lot #2Internal AuditAwardedRenewalPublished value£831,000
The appointed Auditor will be required to act as an impartial and objective advisor to Karbon and will provide required levels of assurance.
Lot #3Tax AdvisorRenewalPublished value£120,000
Karbon are seeking to appoint a tax compliance advisor who will ensure that the required services are delivered by competent and appropriately qualified officers.
What it takes to wini
How this buyer will score bids.
The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).
Evaluation split and conditions of participation as published; the tender pack may add morei
How this buyer will score bids.
The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).
Published sub-criteria (3)
- Quality: 50%
- Commercial Schedule: 40%
- Social Value: 10%
Published award criteria (3)
- Commercial Schedule
- Quality
- Social Value
- Price carries 40 of 100 points: a 10% discount moves about 4 points. The method statement decides this lot, not the discount.
Price arithmetic assumes straight proportional scoring; the tender pack may use another formula.
Procedure terms & legal framework
From the official record- Procedure method
- Open procedure
- Legal basis
- UKPGA · 2023/54 Procurement Act 2023
- Procurement category
- Services
- Notice status
- Awarded
- Procurement threshold
- Above threshold (FTS publication)
- Regulatory regime
- Standard
- Commercial structure
- Stand-alone contract (no framework)
- Competition type
- Competitive procedure
- GPA / WTO covered
- Unspecified in notice
- Recurring procurement
- Unspecified in notice
- First published
- 4 Sept 2025, 00:30 BST
- Last source update
- 21 Jan 2026, 14:57 GMT
- Award evaluation window
- Submission end – 5 Jan 2026
- Authority reference
CA16408- FTS notice number
2025/S 000-053730- Latest notice
- Contract details notice (UK7)
- Classification (CPV)
- Delivery area
- Official registry OCID
ocds-h6vhtk-0593aaFind a Tender
How it was run
Official notice- Submission deadline
- 30 Sept 2025, 13:00 BST
- Clarification deadline
- 19 Sept 2025, 18:00 BST
- Submission channel
- Official e-sourcing portal
- Electronic submission
- Allowed
- Accepted languages
- en
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Timeline
4 Sept 2025 → 21 Jan 2026 · 8 dates- Tender notice published4 Sept 2025, 00:30 BST
- Clarification questions by392 days ago19 Sept 2025, 18:00 BST
- Submission deadline382 days ago30 Sept 2025, 13:00 BST
- Assessment summaries sent353 days ago29 Oct 2025
- Standstill ends322 days ago28 Nov 2025, 23:59 GMT
- Contract starts285 days ago5 Jan 2026
- Award decision expected by284 days ago5 Jan 2026, 23:59 GMT
- Latest notice published268 days ago21 Jan 2026, 14:57 GMT
Notice history
9 events · 4 releases on Find a Tender · since 4 Sept 2025- Tender notice published4 Sept 2025, 00:30 BSTUK4
- Contract award notice published28 Oct 2025, 09:33 GMTUK6
- Status changed to complete28 Oct 2025, 09:33 GMT
- Buyer details updated28 Oct 2025, 09:33 GMT
- Contract signature expected11 Nov 2025, 23:59 GMTscheduled
- Contract award notice published19 Nov 2025, 11:25 GMTUK6
- Contract signature expected5 Dec 2025, 23:59 GMTscheduled
- Contract details notice published15 Dec 2025, 10:17 GMTUK7
- Contract details notice published21 Jan 2026, 14:57 GMTUK7
Routine re-releases (4)
- 2025-09: 1 release · 4 Sept 2025
Commercial outcome & contract awards
Published awards, contracts and bid statistics, not a forecast| Awarded to | Value | Date | Status |
|---|---|---|---|
| Lot 1 · External Audit1 award | |||
| Beever and Struthers, Chartered Accountants and Business Advisors5 Jan 2026 – 4 Jan 2029 · up to 4 Jan 2032Extensions: The contract will be for an initial 36-month period, with an option to extend for a further 36 months period subject to satisfactory contract performance and the Contracting Authority still having the need and funding for the Contract. The extension period will be in 12-month cycles. The total contract duration will not exceed 72-months. | £1,789,956 inc. VAT | 29 Oct 2025 | Awarded |
| Lot 2 · Internal Audit1 award | |||
| RSM UK Audit LLP5 Jan 2026 – 5 Jan 2029 · up to 5 Jan 2032Extensions: The contract will be for an initial 36-month period, with an option to extend for a further 36 months period subject to satisfactory contract performance and the Contracting Authority still having the need and funding for the Contract. The extension period will be in 12-month cycles. The total contract duration will not exceed 72-months. | £540,000 | 27 Oct 2025 | Awarded |
Contracts
Lot 1. External Audit · Beever and Struthers, Chartered Accountants and Business Advisors
- Signed
- 19 Jan 2026
- Value
- £1,789,956 inc. VAT
- Period
- 1 Apr 2026 – 31 Mar 2029 · up to 31 Mar 2032 with extensions
- Status
- active
- Extensions
- The contract will be for an initial 36-month period, with an option to extend for a further 36 months period subject to satisfactory contract performance and the Contracting Authority still having the need and funding for the Contract. The extension period will be in 12-month cycles. The total contract duration will not exceed 72-months.
No agreed KPIs: Contract is under the 5 million threshold.
Internal Audit · RSM UK Audit LLP
- Signed
- 12 Dec 2025
- Value
- £540,000
- Period
- 1 Apr 2026 – 31 Mar 2029 · up to 5 Jan 2032 with extensions
- Status
- active
- Extensions
- 3 x 12 months optional extensions.
No agreed KPIs: To be agreed between contracting authority and supplier.
Bid statistics published by the authority
| Lot | Bids | SME | VCSE | Valid bid range |
|---|---|---|---|---|
| 1 · External Audit | 2final-stage tenders | 0 | 0 | — |
Contracting authority & participating public bodies
2 public bodies on the noticeBidders & participating suppliers
2 commercial parties on the notice- Beever and Struthers, Chartered Accountants and Business AdvisorsAwarded supplier
- RSM UK AUDIT LLPAwarded supplier
Official documents & specifications (5)
Official links; attachments are not copiedNotices published for this procedure
- Contract details notice Contract details notice on Find a Tender
- Contract details notice Contract details notice on Find a Tender
- Contract award notice Contract award notice on Find a Tender
- Contract award notice Contract award notice on Find a Tender
- Tender notice Tender notice on Find a Tender