---
title: NEC4 Design Build Operate Contract (DBO)
type: taxonomy_archive
taxonomy: nec_contract_version
slug: nec4-design-build-operate-contract-dbo
term_id: 103
permalink: "https://gmhplanning.co.uk/nec-contract-version/nec4-design-build-operate-contract-dbo/"
post_count: 6
description: Learn about the NEC4 Design Build Operate Contract (DBO).
---

# NEC4 Design Build Operate Contract (DBO)

Posts in this archive: 6

- [NEC Guidance Notes - An Introduction](https://gmhplanning.co.uk/wp-content/uploads/wp-mfa-exports/guidance/introduction.md) — An introduction to GMH Planning's NEC guidance notes, a useful  resource at all levels for those involved in projects under the NEC3 & NEC4 forms of contract.
- [NEC4 Suite of Contracts Overview](https://gmhplanning.co.uk/wp-content/uploads/wp-mfa-exports/guidance/nec4-form-of-contract-overview.md) — The NEC contract is deliberately written to formalise the requirement to carry out good practice project management systems that should assist the project teams in understanding the status of both time and cost for the lifecycle of the project.
- [NEC4 2023 Amendments](https://gmhplanning.co.uk/wp-content/uploads/wp-mfa-exports/downloads/nec4-2023-amendments.md)
- [NEC4 2020 amendments](https://gmhplanning.co.uk/wp-content/uploads/wp-mfa-exports/downloads/nec4-2020-amendments.md)
- [NEC 2019 amendments - download](https://gmhplanning.co.uk/wp-content/uploads/wp-mfa-exports/downloads/nec-2019-amendments-download.md)
- [NEC People Conference 2020: Celebrating Success](https://gmhplanning.co.uk/wp-content/uploads/wp-mfa-exports/downloads/builtintelligence-nec-people-conference-2019.md)