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Commissioning Plan: What Goes In It, and How It Differs from the Process

A commissioning plan is the document that governs how a project will be commissioned: the scope, the systems, the responsibilities, the schedule and the acceptance criteria, agreed before work starts. It’s not the testing itself. That’s the process. The plan is what everyone signs up to so the process doesn’t drift.

Why is a commissioning plan important?

A commissioning plan sets out the scope, roles, schedule and acceptance criteria before any work starts, so the whole team agrees what “done” means. Without one, the commissioning process drifts, responsibilities blur, and acceptance criteria get argued over at the worst possible moment. A clear plan keeps testing, documentation and handover on track instead of improvised.

What goes into a commissioning plan?

A commissioning plan that actually holds a project together covers:

  • Scope and the systems in play, so nothing falls between disciplines.
  • Roles and responsibilities, including who signs off what.
  • The schedule, tied to the wider project milestones.
  • Test procedures and acceptance criteria, agreed up front, not argued later.
  • Documentation and handover requirements, so turnover isn’t a scramble.

How does the plan differ from the commissioning process?

The plan is written; the commissioning process is done. The plan sets the rules of the game before anyone energizes anything; the process is the testing and verification that plays it out. A good plan is agreed and signed early in commissioning, so the acceptance criteria are settled long before the arguments would otherwise start.

Commissioning plan vs process at a glance

The agreement versus the action.

AspectCommissioning PlanCommissioning Process
What it isThe governing documentThe work itself
WhenAgreed up frontRuns through the project
ContainsScope, roles, criteriaTests, checks, sign-offs
PurposeSet expectationsMeet them

Free Commissioning Plan Template

It frames the scope, systems, roles, schedule and acceptance criteria on one structured sheet, so the plan is agreed before anyone energizes anything. Download the checklist (PDF). You can also complete the checklist digitally in flowdit on your phone, tablet or PC.

Related Terms

Building your commissioning plan in a static document?
Turn the plan into digital checks, punch lists, and sign-offs.

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