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Central government buyer guide

Preparing a central government tender

A central government response needs an agreed delivery model before it needs polished writing. Confirm the procurement route and conditions, then connect the proposed service, resources and price across the submission. Use the published evaluation method to decide where detail belongs. Bidgen can manage that work with your specialists, while your organisation approves the facts, commercial position and final bid.

Bidgen bid team · Reviewed 5 September 2026 · 4 min read

Before you start

Who this helps

  • Suppliers preparing a departmental, agency or other central government tender
  • Teams coordinating technical, operational and commercial workstreams
  • Businesses seeking a bid owner for an eligible framework or live competition

Points to check

  • A contract requiring capability, capacity or assurances that remain unavailable
  • A response whose quality promises conflict with its commercial model
  • A major risk allocation or implementation assumption that no authorised person has approved
01

Understand the buyer’s delivery problem

The Sourcing Playbook addresses how central government plans and manages outsourced services, including delivery models, market health, risk and contract management. For a supplier, its value is context: it helps explain why a buyer may ask detailed questions about mobilisation, performance, financial resilience or exit. It does not replace the tender’s evaluation rules.

Write a short statement of what must be different when the contract is operating successfully. Then test your solution against that statement and the specification. Resolve gaps between the operational plan and the proposed commercial arrangement before drafting the full answer.

02

Confirm access and decision points

Read the procedure, conditions of participation and instructions for each stage. A competitive flexible procedure may include several stages or interactions, while a framework call-off follows the relevant arrangement. Do not assume that the first submission is the only point at which your team needs to commit time.

Build a decision schedule for participation, solution approval, pricing and final sign-off. Include internal governance and any consortium or subcontractor approvals. If the procurement changes through a clarification or updated document, assess the effect on all workstreams, not only the answer mentioning that subject.

03

Keep quality, resources and price together

Use a common set of assumptions across the response. The delivery model should identify roles, capacity, locations, dependencies and performance measures. The pricing team must be able to trace the cost of those commitments.

For example, a service desk bid may promise a response outside normal hours. Check who provides that cover, what work they can perform and how escalation operates. If it relies on an on-call arrangement, describe and cost that arrangement. Avoid a quality promise that the price only supports during office hours.

  • Agree the baseline scope and volumes used in all workstreams
  • Identify changes that require the commercial model to be recalculated
  • Check staffing and subcontractor commitments before the final consistency review
04

Use the social value model in this tender

Central government social value policy is in transition. PPN 026, published in August 2026, is due to apply to in-scope procurements with tender notices published on or after 1 January 2027. Earlier Procurement Act procurements are encouraged to transition, with circumstances in which the previous model may still be used. The policy has defined organisational and contract scope.

Check which model, questions, measures and weighting the buyer has published. Do not carry a percentage or set of targets from another tender without checking. For each commitment, agree the activity, resources, owner and reporting method with the people who will deliver it.

05

Explain continuity and the end of the contract

Give as much attention to service failure and handover as to mobilisation. What happens if a dependency is unavailable, a subcontractor cannot perform or the buyer needs to transfer the service? Describe the information, assets and knowledge that will be maintained so those situations can be managed.

The government Supplier Code of Conduct also sets expectations for how suppliers work with government, including ethical behaviour and supply-chain responsibilities. Have the responsible people in your organisation review the contract-specific obligations and confirm how they will be met.

06

How Bidgen fits into the programme

We can set up the question plan, organise contributor interviews and manage the draft through review. A named owner tracks the decisions required from your team and checks whether the narrative describes the agreed solution. This can support a single tender or an ongoing programme where information carries forward between bids.

We need the complete pack, timetable, proposed solution and the people responsible for price and risk. Your organisation retains approval of technical claims, contractual commitments and the final submission. Specialist advice should be brought into the programme where a decision needs it.

Common questions

01Does the Social Value Model use the same weighting on every public-sector tender?

No. Policy scope, procurement timing and the buyer’s published approach matter. PPN 026 introduces a new model with application from January 2027 and a transition before then. Read the actual tender’s model, criteria and weighting, including any subsequent clarification.

02Does the Sourcing Playbook tell us how our bid will be scored?

It provides context for government sourcing decisions. The scoring method for your bid is in the procurement documents. Use the playbook to understand the buyer’s concerns, then answer the specific questions and assessment criteria issued.

03Can a small company bid for a central government contract?

Assess the conditions of participation and the delivery requirements. Company size alone does not answer the question. Check whether the scope, financial requirements, capacity and any permitted partnership arrangements suit your organisation before committing to the response.

04What needs to happen before final review?

The solution and price need authorised approval, important factual claims need checking, and any unresolved contractual position needs a decision. Check that the complete submission describes and prices the same service, and that it follows the buyer’s instructions.

Talk through your public-sector plans.

Tell us where you want to grow, where your existing team needs support, or about a tender you want to win. We agree the work, responsibilities and fee before work begins.