Aller au contenu
Ogerant
#management 5 min read

Public procurement management: from contract to final acceptance

Winning the contract is only half the work. Contract steering, milestones, penalties, amendments, reporting, acceptance: the method to execute a public contract without losses.

T
The Ogerant team
Contract signing and project planning.

Many companies put all their energy into winning a public contract. Once notification is received, attention drops. The project shifts into operations, the rigorous processes of the bidding phase evaporate, and execution drifts: delays, penalties, contentious moves, eroding margin.

That’s a shame, because a public contract’s profitability is decided during execution, not during bidding. This article describes the concrete steering levers that make the difference between a profitable contract and one that hurts.

The contract is the law of the parties

First discipline: re-read the contract as soon as you’re notified. The DAO you worked with during bidding contains dozens of commitments you tend to forget under pressure:

  • Contractual deadlines and intermediate milestones
  • Late penalties (per calendar day, generally 1/1000 to 1/100 of the contract amount)
  • Reporting obligations (frequency, format, recipient)
  • Acceptance modalities (provisional, final, conditions for lifting reservations)
  • Subcontracting clauses and their limits
  • Payment terms (advances, retention, deadlines)

Build a one-page contract dashboard: deadlines, amounts, indicators to report. Display it. The project lead should read it in 30 seconds.

Milestone steering

A typical public contract includes:

  • A kick-off milestone (often coupled with a launch meeting with the project owner)
  • Intermediate milestones tied to deliverables
  • One or more acceptance milestones (provisional acceptance, warranty period, final acceptance)

Three simple rules:

  1. No milestone delivered without formal validation by the project owner. A deliverable accepted orally doesn’t exist in case of dispute.
  2. Written record for every meeting (signed minutes), even short progress reviews.
  3. Early warning as soon as a delay is foreseeable — not on the day of the missed milestone. A motivated extension request filed in time has an 80 % chance of succeeding; one filed after the fact, much less.

Late penalties — how not to suffer them

Late penalties are automatically applicable in most public contracts. No formal notice needed: the observed delay triggers the penalty.

Three levers to avoid them:

Anticipation

Build a realistic schedule from the start (with safety margins — see our article on common mistakes). If your bidding schedule was too tight, this is the time to adjust it contractually through a service order or amendment.

Documenting external causes

Delay caused by the project owner (late validation, missing information, scope change) suspends the deadlines. But you have to keep proof. Every letter, email, meeting minutes that documents an owner-caused delay is a contractual asset.

Negotiating amendments

If the need evolves (and it will), an amendment can extend deadlines and adjust the amount. Negotiation happens during execution, not after. The longer you wait, the more reluctant the buyer becomes.

Amendments — what they allow, what they don’t

An amendment is a modifying act of the initial contract. Depending on the jurisdiction, it’s framed by strict rules to avoid the “evolving contract” effect that would bypass competition.

What an amendment can typically do:

  • Extend a deadline
  • Adjust a quantity or technical consistency (within limits often capped at ±25 % of the initial amount)
  • Modify payment terms
  • Integrate related services necessary for execution

What an amendment cannot do (generally):

  • Double the contract amount
  • Change the contract’s object
  • Modify the awardee

Handle this methodically: an amendment that bypasses competition can be challenged (and sometimes annulled) by control bodies or by a disgruntled competitor.

Subcontracting without traps

Subcontracting is regulated in nearly all public contracts. Typical rules:

  • The subcontractor must be declared and approved by the public buyer
  • The subcontractable share is capped (often 30 to 50 % of the amount)
  • The prime contractor remains responsible to the buyer, even if execution falters because of the subcontractor
  • Direct payment of the subcontractor by the public buyer is possible under conditions

Minimum discipline:

  • Anticipate subcontracting from the execution phase
  • Verify all approvals are in place before the lot in question starts
  • Keep a written subcontracting contract mirroring the main contract (same obligations, same penalties, same deadlines)

Payments — plan working capital

Public contracts do pay — but the gap between service delivered and payment received can be long. In some jurisdictions, this gap exceeds 90 days, sometimes 120.

For a MAD 1 million contract over 6 months, working capital requirement can easily reach 30 to 40 % of the amount. For an SME, that’s massive. Three levers:

  • Negotiate a mobilization advance when the contract allows (often 10 to 30 % of the amount)
  • Bill immediately for each delivered service — a billing delay costs more than a payment delay
  • Document payment requests impeccably: an incomplete file returned extends the timeline accordingly

Acceptance — provisional vs final

Two distinct steps:

  • Provisional acceptance: the project owner accepts the deliverables (with or without reservations). This is the starting point of the warranty.
  • Final acceptance: at the end of the warranty period (often 12 months for works), with any reservations lifted.

Three recommendations:

  1. Prepare acceptance upstream: self-inspection, checks, tests. A failed acceptance, or one with reservations, costs time and cash.
  2. Document acceptance with signed minutes. If it’s delayed, request it in writing: in many jurisdictions, the absence of explicit acceptance after a given period equals implicit acceptance.
  3. Track the warranty period as a project in its own right. Final acceptance releases the retention and the performance bond — that’s cash sleeping until done.

The internal debrief — what many forget

At contract closure, spend 2 hours on an internal lessons learned. Three questions:

  1. What worked in execution?
  2. What cost more than planned (in time, in money)?
  3. What lessons for the next similar contract?

Document. Reuse. That’s how you build, bid after bid, real operational mastery of public procurement — the kind that lets you win and execute more, with less friction.

Going further


Steer monitoring upstream, execute with discipline downstream. Ogerant helps you structure the top of the funnel (detection + qualification of opportunities) so your energy can flow into execution. Discover the platform at ogerant.com.

Read next