# Commissioning Services

> Commissioning Services means organized testing and verification of a system's performance after specific services

**Term:** Commissioning Services  
**Last updated:** 2026-07-29

## Definition

## What Commissioning Services Means in a Contract

Commissioning Services means the structured activities carried out to confirm that a system, plant, or piece of equipment functions correctly and meets agreed performance standards once installation or construction has finished. A contract will typically describe commissioning as a distinct phase that follows physical completion but precedes final acceptance, sign off, or handover to the client. This phase often includes functional testing, calibration, integration checks, and operational trials designed to confirm readiness for live use.

The clause exists to bridge the gap between a contractor finishing physical work and a client formally accepting that the deliverable is fit for purpose. Without a defined commissioning stage, disputes can arise over whether a system is truly complete or merely installed. This is particularly relevant in agreements involving complex technical infrastructure, such as a [Managed Services Agreement](https://www.genieai.co/en-us/template-type/managed-services-agreement) or a [Supply of services agreement](https://www.genieai.co/en-us/template-type/supply-of-services-agreement), where the line between delivery and operational readiness needs to be explicit.

In practice, commissioning services clauses set out who is responsible for conducting tests, what standards apply, and what happens if the system fails to meet those standards during the commissioning period. This creates a shared understanding of what.

## Context

### Relevant circumstances

- Following the delivery of specific services
- Upon the completion of a system implementation
- For the set-up of new infrastructure

### Relevant sectors

- Information Technology
- Construction
- Manufacturing

## Relevant contract types

- [Managed Services Agreement](https://www.genieai.co/en-us/template-type/managed-services-agreement)
- [Supply of services agreement](https://www.genieai.co/en-us/template-type/supply-of-services-agreement)

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