NBS Contract Administrator

Download the latest version of the NBS Contract Administrator software and find out more about updates to the content and software.

*A valid NBS subscription is required to access the full functionality of this program. Find out more about NBS Contract Administrator.

NBS Contract Administrator
Version: 3.0.1 
Released: May 2019

Installation instructions →


Update 2019-1 May 2019

The latest software release includes essential maintenance improvements.

It is important that you download the update to ensure that you’re referencing the latest information and guidance, and getting the most out of the software.

If you have any questions or queries please contact the Software Support Team.

Update 2018-1 January 2018

Providing users with a more consistent experience across all NBS products, this update sees the application of the new NBS brand providing a visually appealing, refreshed interface, a new look start up screen with news about NBS developments of interest and quick links to useful support materials.




This latest version (v.3.0) is not compatible with Microsoft Windows XP and Windows Vista. Microsoft have not supported these operating systems since 2012 and 2014. The last version of NBS Contract Administrator available for these formats (v2.3) remains available for download if required. Please read the NBS system requirements for guidance.

If you have any questions or queries please contact the Software Support Team.

Update 2017-1 July 2017

This software update includes the official RIBA Contract Administration Forms for use with all the JCT/SBCC 2016 contracts. Forms for SBCC Standard and Design and Build Contracts to follow in future updates. The on-screen technical guidance and software help have been updated to reflect the latest changes, ensuring you have the support you need throughout the contract administration process. Users will also benefit from access to demo jobs that reflect the latest forms.

The general layout and contract administration approach will remain familiar to existing users.

The main differences to note when compared with previous versions include:

  • All contractors forms have been removed with the exception of the Application for Payment which has been transferred to the Employers Agent Set
  • New roles added to the distribution list - Principal Designer – to reflect changes in legislation


  • Date now located beside the signature


  • Easier to identify the contract you are using within the form


  • Form of contract and Job title have been swapped over in the Job Details tab:


Customers using a shared data store across a network will be required to upgrade all users on their network to this latest version (v2.3.0). When installed, this NBS Contract Administrator update will upgrade your existing data store – any users on your network trying to use the software without upgrading will see this message:


We have also taken the opportunity to respond to customer raised bugs including:

  • Some of our larger customers needed to be able to include larger numbers of Sectional Completion items so this has now been made possible
  • The user interface displays longer Works Descriptions removing previous overlaps with the address field

Our online help pages contain a range of support articles for NBS Contract Administrator users. If you require assistance with your update, please contact the NBS Software Support Team.

You also have access to our team of technical specialists for contracts-related guidance.

When starting your next project that uses the JCT/SBCC 2016 contracts, select the latest 2016 forms in NBS Contract Administrator. We would advise you continue to use the forms already in use for completing your existing projects.

You can read a more detailed summary of the changes to JCT 2016 and associated contracts and what this means for NBS customers and products on theNBS.com.

2.2.8 - Content

The latest NBS Contract Administrator update (version 2.2.8) features important developments which address an issue relating to the calculation of full and post practical completion retention percentages on Interim Certificates for 2011 Intermediate and Minor Works forms of contract. Ensure you are using the latest version of NBS Contract Administrator by downloading this update now.

Don't forget about our handy online tutorials developed just for you. They give you step-by-step reminders on how to get the most from NBS Contract Administrator - from creating a new job to completing and issuing Instructions.

Or if you would like to speak to one of our helpful support team to get some advice or guidance on using the product. Or perhaps you have a question for our contracts specialists on use of the contracts and forms themselves. You can chat with our in-house specialists on 0345 456 9594.