# 999 Service - ISDN to SIP

> A sourced UK public sector contract award published by MCA - Maritime and Coastguard Agency.

## Key facts

- Buyer: [MCA - Maritime and Coastguard Agency](/buyers/mca-maritime-and-coastguard-agency/contract-awards)
- Supplier: [BT Group Plc](/suppliers/bt-group/public-sector-contract-awards)
- Award value: £14,160
- Tender value: £14,160
- Award date: 16 September 2021
- Published: 20 April 2022
- Contract start: 17 September 2021
- Contract end: 24 September 2021
- Stage: awarded
- Procurement category: services
- Notice ID: 16a2d7f4-5b1c-45a8-bf90-40fb36706393-529893
- OCID: ocds-b5fd17-5d03d3ef-8155-403d-8464-2759f7793f81

## Description

This is for the proof of concept for the migration of the 999 service from ISDN telephony to a SIP \(Session Initiated Protocol\) telephony solution\.

## Related contract awards

- [Coast Clever Campaign 2026](/contracts/ocds-b5fd17-971e316e-0412-4010-9bbd-4100e6137769) — MCA - Maritime and Coastguard Agency
- [IT Project Manager](/contracts/ocds-b5fd17-ad304319-ce6d-4412-b0af-3b00ab39a5fc) — MCA - Maritime and Coastguard Agency
- [Finance Deputy Management Accountant](/contracts/ocds-b5fd17-e349ba24-5439-4b26-a6a2-157be6f5b90a) — MCA - Maritime and Coastguard Agency
- [FIRST LINE OUT OF HOURS SERVICE DESK](/contracts/ocds-b5fd17-9542d1e0-9c14-4dd0-a48d-eaed0f6d5194) — MCA - Maritime and Coastguard Agency
- [BT In Cell Technology Circuits 2025](/contracts/ocds-b5fd17-b4884cb9-f5c2-4fb8-8d6a-75133cad627b) — Ministry of Justice
- [Mobile Phones and Airtime](/contracts/ocds-b5fd17-f0bd66bf-f0b2-4c70-8f77-cb67196fc1e8) — The Insolvency Service
- [BT Openreach Equipment Move V2](/contracts/ocds-b5fd17-47b75461-ef81-4884-ac14-26b562032beb) — Ministry of Defence
- [BT Openreach Equipment Move](/contracts/ocds-b5fd17-ddc8d6ed-0e1d-41f6-8d6d-e5f86e021088) — Ministry of Defence
- [Translation & Interpreting Service](/contracts/ocds-b5fd17-54075a52-9d7d-4c1f-b548-9dc63dcc95cb) — London Borough of Waltham Forest
- [QBE082 09:00 2026-08-21 Haverhill to Sir Peter Hall School, Bury St Edmunds - 4-seater vehicle required - AWARD](/contracts/ocds-b5fd17-3fe11212-9db7-4019-8387-e0a616618a82) — Suffolk County Council Passenger Transport
- [QOC931 09:00 2026-08-21 Onehouse & Newmarket to InToto Education, Fordham, Ely, Cambs - 4-seater vehicle & Passenger Assistant required - AWARD](/contracts/ocds-b5fd17-88df1231-5adf-4f73-b42b-71e8931d53ab) — Suffolk County Council Passenger Transport
- [SEN20061-SEN-W/C TAXI-DOROTHY GOODMAN UPPER BARWELL LANE](/contracts/ocds-b5fd17-759dbe2b-b549-4a79-9512-eb9eafef5895) — Leicestershire County Council

## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/16a2d7f4-5b1c-45a8-bf90-40fb36706393-529893)