Official UK procurement notice
Nitrogen and Phosphorous Mitigation Agreement
Authority: NORFOLK ENVIRONMENTAL CREDITS LIMITED (Public body)·Consortium: 2 public authorities
What is being bought2 lots · detail below
Published requirement descriptionNEC generate, establish and sells nutrient mitigation credits to offset nutrient pollution generated by new residential developments. The services covered in this notice relate to the provision of high efficiency nutrient removal package treatment plants (PTP) for the generation, establishment and sale of nutrient mitigation credits. NEC intend to invite suppliers who specialise in the supply of permanent (90 years) Nitrogen and Phosphorous Mitigation specifically secured via septic tank upgrades. NEC will then trade the nutrient offset/saving as 'credits' to house builders who need to offset the additional nutrients arising from the new houses they intend to build. NEC will only purchase nutrient offset/savings arising from septic tank upgrades located within the catchments effected by Nutrient Neutrality in Norfolk. This opportunity is divided into 2 lots, of 100kg/yr and 450kg/yr Total Phosphorus offset
CPV: Environmental management
Lots and requirements (2)Procurement structure
2 lots · all with a published value (£22,000,000 together) · same evaluation weights on every lotLot #1100kg/yr Total Phosphorus offset (and associated Total Nitrogen offset) delivered over 12 months and secured for 90 years with installations delivered from contract start date.AwardedPublished value£4,000,000
Lot 1: Total Phosphorus offset 100kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 12 months.
Lot #2Total Phosphorus offset 450kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 24 months.AwardedPublished value£18,000,000
Lot 2: Total Phosphorus offset 450kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 24 months.
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 (2)
- Quality: 75%
- Cost: 25%
Published award criteria (2)
- Quality: 75%
- Cost: 25%
- Suitability
N/A
- Price carries 25 of 100 points: a 10% discount moves about 2.5 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 · publisher note attached- Procedure method
- Open procedure
- Legal basis
- CELEX · 32014L0024 Public Contracts Regulations 2015 (Directive 2014/24/EU)
- Procurement category
- Services
- Notice status
- Awarded
- Procurement threshold
- Unspecified in notice
- Regulatory regime
- Standard
- Commercial structure
- Stand-alone contract (no framework)
- Competition type
- Competitive procedure
- GPA / WTO covered
- Yes (GPA)
- Recurring procurement
- No (one-off requirement)
- First published
- 22 Nov 2024, 16:23 GMT
- Last source update
- 3 Jul 2025, 15:46 BST
- Award evaluation window
- 23 Dec 2024 – …
- Authority reference
NEC-STU-01-2024- FTS notice number
2025/S 000-037203- Classification (CPV)
- Delivery area
- Official registry OCID
ocds-h6vhtk-04be2fFind a Tender
- Performance terms
As detailed with the Invitation to Tender documents.
- Review procedure
To be obtained from the Contracting Authority as and when required.
Publisher note: The contracting authority considers that this contract may be suitable for economic operators that are small or medium enterprises (SMEs). However, any selection of tenderers will be based solely on the criteria set out for the procurement.NEC is not liable for any costs incurred by economic operators in relation to this procurement. NEC reserves the right to abandon or terminate the procurement (or any part of it including one or more lots) at its discretion. Participation in this procurement process is subject to the terms and conditions in the procurement documents and the e-sourcing portal terms of use.
How it was run
Official notice- Submission deadline
- 23 Dec 2024, 12:00 GMT
- Submission channel
- {"electronicSubmission","written"}
- Accepted languages
- en
- Bids opened
- 23 Dec 2024, 12:05 GMT
Timeline
23 Dec 2024 → 3 Jul 2025 · 3 dates- Submission deadline23 Dec 2024, 12:00 GMT
- Bids opened23 Dec 2024, 12:05 GMT
- Notice published3 Jul 2025, 15:46 BST
Notice history
2 events · 4 releases on Find a Tender · since 3 Jul 2025- Status changed to complete3 Jul 2025, 15:46 BST
- Buyer details updated3 Jul 2025, 15:46 BST
Published amendments (2 · 0 deadline changes)
| When | What | Before | After | Shift |
|---|---|---|---|---|
| — | TextI.1) Names and addresses and contact point(s) · I.1 | Contact Person: Tow Sawyer | Contact Person: Tom Sayer | |
| — | Text1.1 Postal Code · I.1 | NR7 )WF | NR7 0WF | |
| — | Text1.1 Contact Person · I.1 | Tom Sawyer | Tom Sayer | |
| — | TextII.1.4) Short Description · II.1) | NEC generate, establish and sells nutrient mitigation credits to offset nutrient pollution generated by new residential developments. The services covered in this notice relate to the provision of high efficiency nutrient removal package treatment plants (PTP) for the generation, establishment and sale of nutrient mitigation credits. NEC intend to invite suppliers who specialise in the supply of p… | NEC generate, establish and sells nutrient mitigation credits to offset nutrient pollution generated by new residential developments. The services covered in this notice relate to the provision of high efficiency nutrient removal package treatment plants (PTP) for the generation, establishment and sale of nutrient mitigation credits. NEC intend to invite suppliers who specialise in the supply of p… | |
| — | TextII.1.6) Information about Lots · I.1) | This contract is divided into lots: YesTenders may be submitted for all lots | This contract is divided into lots: YesBidders may only submit a bid for one of the Lots. Bidders will not be permitted to submit a Tender for both Lot 1 and Lot 2. | |
| — | TextII.2.4) Description of the Procurement · II.2) | Lot 1: 100kg/yr Total Phosphorus offset (and associated Total Nitrogen offset) delivered over 12 months and secured for 90 years with installations delivered from contract start date. | Lot 1: Total Phosphorus offset 100kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 12 months. | |
| — | TextII.2.4) Description of the Procurement · II.2) | Lot 2: 450kg/yr Total Phosphorus offset (and associated Total Nitrogen offset) delivered over 24 months and secured for 90 years with installations delivered from contract start date . | Lot 2: Total Phosphorus offset 450kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 24 months. | |
| — | TextIII.1.1) Suitability to pursue the professional activity including requirements relating to enrolment on professional or trade registers. · III.1) | N/A | As stated within the procurement documents. | |
| — | TextII.2.1) Title · II.2) | 100kg/yr Total Phosphorus offset (and associated Total Nitrogen offset) delivered over 12 months and secured for 90 years with installations delivered from contract start date . | This opportunity is divided into two Lots as summarised below: Lot 1:Total Phosphorus offset 100kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 12 months; and Lot 2: Total Phosphorus offset 450kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 24 months. |
2 amendments published without a description.
Routine re-releases (4)
- 2024-11: 1 release · 22 Nov 2024
Commercial outcome & contract awards
Published awards, contracts and bid statistics, not a forecast| Awarded to | Value | Date | Status |
|---|---|---|---|
| Lot 1 · 100kg/yr Total Phosphorus offset (and associated Total Nitrogen offset) delivered over 12 months and secured for 90 years with installations delivered from contract start date.1 award | |||
| Our Rivers (Norfolk) LimitedSMELot 1: Total Phosphorus offset 100kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 12 months. | £4,000,000 † | — | Awarded |
| Lot 2 · Total Phosphorus offset 450kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 24 months.1 award | |||
| NORFOLK RIVERS CONSORTIUM LIMITEDSME | £18,000,000 † | — | Awarded |
Contracts
Lot 1: Total Phosphorus offset 100kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 12 months. · Our Rivers (Norfolk) LimitedSME
- Signed
- 5 Jun 2025
- Value
- £4,000,000
- Status
- active
Lot 2: Total Phosphorus offset 450kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 24 months. · NORFOLK RIVERS CONSORTIUM LIMITEDSME
- Signed
- 9 Apr 2025
- Value
- £18,000,000
- Status
- active
Bid statistics published by the authority
| Lot | Bids | SME | VCSE | Valid bid range |
|---|---|---|---|---|
| 1 · 100kg/yr Total Phosphorus offset (and associated Total Nitrogen offset) delivered over 12 months and secured for 90 years with installations delivered from contract start date. | 2bids · 2 electronic | 2 | — | — |
| 2 · Total Phosphorus offset 450kg/yr (plus associated Total Nitrogen offset secured through the septic tank upgrade) delivered over 24 months. | 1bids · 1 electronic | 1 | — | — |
Contracting authority & participating public bodies
2 public bodies on the noticeDispute resolution & review bodies
- High CourtReview body
Bidders & participating suppliers
2 commercial parties on the notice- Norfolk Rivers Consortium LimitedAwarded supplier
- Our Rivers (Norfolk) LimitedAwarded supplier
Official documents & specifications (2)
Official links; attachments are not copiedTender pack and attachments
- Economic and financial selection criteria
- Technical selection criteria