G-Cloud 15

Helps the public sector buy cloud-based computing services such as hosting, software and support. This includes off-the-shelf and pay as you go solutions. 

Agreement number: RM1557.15

Start date: 06/08/2026

End date: 05/02/2028

Regulation: PA2023

Agreement type: Open Framework

Available for: Central government, charities, education, health, local authority, blue light (police, fire, ambulance, search and rescue), devolved administrations, British overseas territories.

Contents

At a glance

Description

G-Cloud 15 has replaced G-Cloud 14. It will continue to provide a large variety of cloud based services from a range of suppliers. 

G-Cloud 15 is an open framework, let under the Procurement Act 2023. 

Services include:

  • infrastructure as a service (IaaS) and platform as a service (PaaS)
  • infrastructure software as a service (I-SaaS)
  • software as a service (SaaS)
  • cloud support services (additional services)

Agreement length 

G-Cloud 15 will run for 4 years from 6 August 2026 (reopening after 18 months and again after 36 months).

Benefits

  • access to over 50,000 services and over 4,000 suppliers
  • two call-off procedures: award with competition and award without competition 
  • rapid, fully compliant routes to market
  • transparent, upfront pricing and terms
  • robust, tailored contracts that protect buyers 
  • pre-assessed financial stability and viability

When you can't use this agreement

Recruitment is not included in G-Cloud 15. Only support relating to the cloud is permitted, not the provision of staff or interims.

How to buy

To get started, read the buyer guide and frequently asked questions (FAQ) document. We recommend completing pre-market engagement to help you:

  • define your needs
  • identify the right lot
  • raise supplier awareness

You can buy from this agreement in 2 ways:

  1. Award without competition (AWOC).
  2. Competitive selection process (two-stage and multi-stage)

1. Award without competition

Use this when:

  • your need is straightforward and low in value or complexity
  • no additional benefit would be gained from running a competitive process
  • your requirement can be met by an existing supplier catalogue service entry

How to do it:

  1. Identify your needs and create your statement of requirements (SOR).
  2. Use the Digital Platform to apply filters to create a shortlist of services that meet your SOR. You can use filters such as:
    1. Taxonomy
    2. Social value
    3. Standardised technical type
  3. Check whether any supplier is excluded or excludable under the Procurement Act 2023 and exclude them where required.
  4. Award based on lowest price.
  5. Place your order by completing the order form.

2. Competitive selection process

Use this when:

  • your requirement is complex, high value, or needs a tailored solution
  • you want suppliers to bid competitively to ensure best value
  • your needs cannot be met by an existing catalogue service entry

How to do it:

  1. Identify your needs and prepare a detailed SOR, including the services required and timescales.
  2. Identify the most appropriate lot for your requirement and choose your route:two-stage or multi-stage competitive selection process.
  3. Design your process, including assessment criteria, and create your tender pack.
  4. Use the Digital Platform to apply filters to create a shortlist of services that meet your statement of requirements. You can use filters such as:
    1. Taxonomy
    2. Social value
    3. Standardised technical type
  5. Check whether any supplier is excluded or excludable under the Procurement Act 2023 and exclude them where required.
  6. Issue the invitation to tender (ITT) to all eligible suppliers on your shortlist.
  7. Assess all suppliers equally and fairly against your stated criteria.
  8. Award the contract based on the most advantageous tender (MAT) and complete the order form.

Agreement pricing

The buyer guide includes further information about pricing for this agreement.

Products and suppliers

Lot 1a Infrastructure as a Service (IaaS) and Platform as a Service (PaaS)
Use this lot to buy infrastructure as a service (IaaS) and platform as a service (PaaS). Provides platform or infrastructure services for processing and storing data, running software or networking. Cloud hosting offers the capability to deploy, manage and run software. It also provides processing, storage, or network resources. Access Lot 1a: Infrastructure as a Service (IaaS) and Platform as a Service (PaaS).

Expires: 05/02/2028

Lot 1b Infrastructure as a Service (IaaS) and Platform as a Service (PaaS) AO
Use this lot to buy infrastructure as a service (IaaS) and platform as a service (PaaS) above OFFICIAL. The same as lot 1a, but must be provided in a way that meets the additional requirements of operating at above-OFFICIAL security classifications. Access Lot 1b: Infrastructure as a Service (IaaS) and Platform as a Service (PaaS) AO. 

Expires: 05/02/2028

Lot 2a Infrastructure Software (I-SaaS)
Use this lot to buy infrastructure software as a service (I-SaaS) for cloud-based systems infrastructure software. Access Lot 2a: Infrastructure Software (I-SaaS).

Expires: 05/02/2028

Lot 2b Other Software as a Service (Saas)
Use this lot to buy software as a service (SaaS), providing applications hosted in the cloud. Access Lot 2b: Other Software as a Service (SaaS).

Expires: 05/02/2028

Lot 3 Cloud support services
Use this lot to procure cloud support (additional services) to help set up and maintain cloud software or hosting services. Access Lot 3: Cloud support services.

Expires: 05/02/2028

Documents

Each section below has the links to the documents, what they are for, when to use them and if you need to enter any information into them.

You might not need all the contractual documents to buy the products or services from this agreement.

Updates

Crown Commercial Service (CCS) became Government Commercial Agency (GCA) on 1 April 2026. Documents published before this date may still refer to CCS. All contract documents remain valid for existing and new contracts, and there are no changes to how you work with us.

Buyer guides

Before buying from this agreement you should read the buyer guide and how to use contractual documents.

The buyer guide will help you understand how the agreement works and what you can or can’t use the agreement for.

This section might also include further guides or lists you will need to look at and make selections from, as well as previous webinar slides and Q&A scripts from sessions with buyers and suppliers.

RM1557.15 Buyer guide v1.3

RM1557.15 Award without competition guidance v1.2
RM1557.15 Award with competition guidance v1.2

RM1557.15 Supplier guide v1.2

RM1557.15 Contract documents guidance v1

Core terms and conditions

The core terms form part of the framework and call-off contracts and must be used on every contract. They cannot be changed.

The core terms are GCA’s standard commercial terms. They govern the supplier’s relationship with GCA and every customer who has a call-off contract.

RM1557.15 General terms v1.2

RM1557.15 Framework award form v1.2

Call-off order form

When a customer decides to buy from a supplier, they’ll complete an order form with important information about the call-off contract.

Customers can change any of their chosen schedules by adding special terms in the call-off order form.

A completed order form will contain:

  • what will be supplied
  • how it will be supplied
  • how much it will cost
  • contact details for suppliers and customers
  • a list of all the call-off and joint schedules

The call-off contract will be created when both parties either agree to:

  • sign a completed order form
  • create a binding electronic purchase order which includes the information in the order form

RM1557.15 Framework schedule 6: order form template v1.2

Joint schedules

RM1557.15 Joint schedule 1: definitions Essential

Read only

This schedule contains all of the shared legal definitions in the contract and explains what they mean and how to interpret the contract.

RM1557.15 Joint schedule 2: variation form Essential

You must complete the relevant sections in this document

This schedule is a template that is used to change the contract in accordance with clause 24 of the general terms.

RM1557.15 Joint schedule 3: insurance requirements Essential

Read only

The insurance a supplier needs in case it breaches a contract or is negligent.

RM1557.15 Joint schedule 4: commercially sensitive information Essential

You must complete the relevant sections in this document

This schedule is used to capture information about the supplier that can’t be disclosed or reported to the public.

RM1557.15 Joint schedule 5: sustainability Essential

Read only

This schedule clarifies how the contract will protect the environment and support fair working conditions.

RM1557.15 Joint schedule 6: key subcontractors Optional

Read only

This schedule lists any other companies the supplier hires to help them do the work. All key subcontractors are subject to GCA approval.

RM1557.15 Joint schedule 7: financial difficulties Optional

If you use this document, you must complete the relevant sections

This schedule clarifies what happens if the supplier has serious money problems.

RM1557.15 Joint schedule 8: guarantee Optional

If you use this document, you must complete the relevant sections

This is a legal promise from a larger company to finish the work if the supplier fails.

RM1557.15 Joint schedule 9: rectification plan Essential

You must complete the relevant sections in this document

This is a step-by-step plan for the supplier to fix a problem if their work is not good enough.

RM1557.15 Joint schedule 10: processing data Essential

You must complete the relevant sections in this document

This schedule provides the strict rules for handling personal information and following data protection laws (UK GDPR).

Call-off schedules

Call-off schedules are used when suppliers sell their goods or services to customers.

You can choose which schedules to include and whether to edit these template schedules when they form a call-off contract.

RM1557.15 Call-off schedule 1: intellectual property rights Essential

Read only

This schedule clarifies what information about your contract must be made public for everyone to see.

RM1557.15 Call-off schedule 2: staff transfer Essential

You must complete the relevant sections in this document

This schedule clarifies the rules and costs if staff move to a new employer when a contract starts or ends.

RM1557.15 Call-off schedule 3: continuous improvement Essential

Read only

This schedule provides a way for the supplier to improve their service and lower costs over time.

RM1557.15 Call-off schedule 4: call-off tender Optional

If you use this document, you must complete the relevant sections

This schedule lists out the specific promises, solutions, and prices the supplier offered when they bid for the work.

RM1557.15 Call-off schedule 5: pricing details Optional

If you use this document, you must complete the relevant sections

This schedule clarifies the prices the supplier will charge and how the buyer will pay them.

RM1557.15 Call-off schedule 6: ICT services Essential

If you use this document, you must complete the relevant sections

This schedule clarifies the technical rules for providing IT, software, and computer services.

RM1557.15 Call-off schedule 7: key supplier staff Optional

Read only

This schedule lists out the specific people the supplier must use to do the work.

RM1557.15 Call-off schedule 8: business continuity and disaster recovery Optional

If you use this document, you must complete the relevant sections

This schedule clarifies the plan for keeping services running if something goes wrong, like a power cut or a hack.

RM1557.15 Call-off schedule 9a: security short form Optional

If you use this document, you must complete the relevant sections

This form enlists the security rules needed to protect data, buildings, and people. Use this for low-risk projects that only need basic security.

RM1557.15 Call-off schedule 9b: security consultancy Optional

If you use this document, you must complete the relevant sections

This schedule explains the rules for hiring security experts to provide advice for your project.

RM1557.15 Call-off schedule 9c: security development Optional

If you use this document, you must complete the relevant sections

This schedule provides the rules for building safe and secure software or systems.

RM1557.15 Call-off schedule 9d: security supplier-led assurance Optional

If you use this document, you must complete the relevant sections

This schedule clarifies how the supplier will prove they are following all the security rules.

RM1557.15 Call-off schedule 9e: security buyer-led assurance Optional

If you use this document, you must complete the relevant sections

This schedule explains how the buyer will check the supplier’s security systems themselves.

RM1557.15 Call-off schedule 10: exit management Optional

If you use this document, you must complete the relevant sections

This schedule lists out the plan for handing over the work when the contract ends.

RM1557.15 Call-off schedule 11: installation works Optional

Read only

This schedule provides the rules for fixing or building equipment at the buyer’s site.

RM1557.15 Call-off schedule 11a: installation works (Crown Hosting: Lots 1a & b only) Optional

Read only

This schedule is designed to provide additional provisions necessary to facilitate the provision of deliverables requiring installation by the supplier.

RM1557.15 Call-off schedule 12: clustering Optional

If you use this document, you must complete the relevant sections

This schedule clarifies how different buyers can group together to buy things as one team.

RM1557.15 Call-off schedule 13: implementation plan and testing Optional

If you use this document, you must complete the relevant sections

This schedule lists out the timeline for the project and how you will prove the work is finished.

RM1557.15 Call-off schedule 14: performance levels Optional

If you use this document, you must complete the relevant sections

This schedule clarifies the quality standards (KPIs) the supplier must meet and what happens when these are not met.

RM1557.15 Call-off schedule 15: call-off contract management Optional

If you use this document, you must complete the relevant sections

This schedule describes how the supplier and the buyer will work together on the call-off contract.

RM1557.15 Call-off schedule 16: benchmarking Optional

Read only

This schedule provides a way to check if the supplier’s prices are still fair compared to the rest of the market.

RM1557.15 Call-off schedule 17: MOD terms Optional

Read only

This schedule clarifies the extra legal and security rules for Ministry of Defence (MOD) contracts.

RM1557.15 Call-off schedule 18: background checks Optional

If you use this document, you must complete the relevant sections

This schedule lists out the security and criminal record checks staff must pass before they can start work.

RM1557.15 Call-off schedule 19: Scottish law Optional

Read only

This schedule clarifies that the contract will follow the laws of Scotland rather than England and Wales.

RM1557.15 Call-off schedule 20: specification Optional

If you use this document, you must complete the relevant sections

This schedule provides a detailed list of exactly what the buyer wants to buy.

RM1557.15 Call-off schedule 21: Northern Ireland law Optional

Read only

This schedule clarifies the specific laws and tax rules that apply to work in Northern Ireland.

RM1557.15 Call-off schedule 22: lease terms Optional

If you use this document, you must complete the relevant sections

This schedule makes renting clear and easy. It helps buyers get the latest kit without paying the full cost upfront.

RM1557.15 Call-off schedule 23: HMRC terms Optional

Read only

This schedule provides the tax rules that the supplier must follow, including rules on off-payroll working (IR35).

RM1557.15 Call-off schedule 24: corporate resolution planning Optional

If you use this document, you must complete the relevant sections

This schedule clarifies what happens if a large supplier has serious money problems or goes out of business.

RM1557.15 Call-off schedule 25: additional sustainability requirements Optional

If you use this document, you must complete the relevant sections

This schedule lists out the extra “green” rules the supplier must follow to protect the environment.

RM1557.15 Call-off schedule 26: carbon reduction Optional

If you use this document, you must complete the relevant sections

This schedule clarifies the supplier’s specific plan to lower their carbon emissions during the contract.

RM1557.15 Call-off schedule 27: cyber essentials scheme Optional

If you use this document, you must complete the relevant sections

This schedule explains the supplier’s obligation to maintain cyber security accreditation.

RM1557.15 Call-off schedule 28: special call-off schedule for lot 1a and lot 1b Essential

Read only

This schedule applies additional provisions to call-off contracts under lots 1a & 1b.

Framework schedules

Framework schedules are used by GCA to set up the agreement with suppliers.

RM1557.15 Framework schedule 1: specification Essential

Read only

This schedule provides a detailed list of all the goods and services available under this agreement.

RM1557.15 Framework schedule 2: framework tender Essential

Read only

This schedule lists out the specific promises, solutions, and expertise the supplier offered to join the agreement.

RM1557.15 Framework schedule 3: framework prices Essential

Read only

This schedule lists out the maximum prices the supplier is allowed to charge for their goods or services.

RM1557.15 Framework schedule 4: framework management Essential

Read only

This schedule clarifies how GCA and the supplier will work together to keep the agreement running well. It also specifies how the supplier’s performance will be measured.

RM1557.15 Framework schedule 5: management charges and information Essential

Read only

This schedule clarifies the fees the supplier pays to use the agreement and the data they must share.

RM1557.15 Framework schedule 6: order form template and call-off schedules Essential

You must complete the relevant sections in this document

This schedule provides the blank documents you need to create a legal contract with a supplier.

RM1557.15 Framework schedule 7: call-off award procedure Essential

Read only

This schedule clarifies the legal steps you must follow to choose a supplier from this agreement.

RM1557.15 Framework schedule 8: self-audit certificate Essential

Read only

This is a document where the supplier confirms that the sales and price information they gave to the government is correct.