Manage specifications, standards and access across larger teams with advanced tools built for greater consistency, visibility and efficiency.
Powerful tools for advanced specification teams
Manage specifications at scale
Find information across your organisation
Search across Chorus specifications and Masters to locate clauses, terms and existing content without opening projects individually.
Make widespread updates more efficiently
Use variables to define recurring project terms and update every instance at once, helping reduce repetitive editing and inconsistent wording.
Manage teams with confidence
Set permissions for groups of colleagues, control access to project and Master folders and connect Chorus to your organisation’s Single Sign-On authentication scheme.



Find information across your organisation
Search across Chorus specifications and Masters to locate clauses, terms and existing content without opening projects individually.

Make widespread updates more efficiently
Use variables to define recurring project terms and update every instance at once, helping reduce repetitive editing and inconsistent wording.

Manage teams with confidence
Set permissions for groups of colleagues, control access to project and Master folders and connect Chorus to your organisation’s Single Sign-On authentication scheme.

Specification at its most advanced
NBS Chorus Premium combines everything in Chorus Pro with advanced tools for managing complex projects, larger teams and organisation-wide standards.
Detailed revisions
See exactly how clauses have changed between publications, making revisions easier to review and helping your team stay informed throughout the specification process.
Cross-Project and Master Search
Search across your Chorus specifications and Masters to find relevant information quickly, reuse existing content and make better-informed decisions across projects.
Variables
Define recurring project terms as variables and update every instance at once, reducing repetitive editing and helping maintain consistent wording throughout your specification.
Group permissions
Control access to project and Master folders by assigning permissions to groups, making user management simpler and supporting secure collaboration across larger teams.
Master change notifications
Notify relevant users when significant changes are made to Masters, helping teams stay informed and work from the latest shared specification standards.
Single sign-on
Connect Chorus to your organisation’s single sign-on authentication scheme, simplifying secure access and helping your organisation manage user authentication more consistently.
Frequently asked questions
NBS Chorus Premium is the most advanced NBS Chorus plan. It includes all the benefits of Chorus Pro, plus additional tools for detailed revision tracking, cross-project search, variables, group permissions, Master change notifications and single sign-on.
Bring greater control to specification across your organisation
See how NBS Chorus Premium can support complex projects, shared standards and larger specification teams.