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MasterFormat® is the construction industry’s standardized language for project documentation—transforming complex design concepts into clear, coordinated, and actionable …

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MasterFormat is the foundation for leading specification software solutions such as MasterSpec, SpecText, National Master Specifications (NMS), Speclink, and SpecsIntact systems, and is …

MasterFormat® 2020: A Master List of Titles and Numbers for the Construction Industry is now available from CSI. MasterFormat is a taxonomy that breaks down and organizes the work to be performed …

What's My MasterFormat® Number? Thank you for coming here to access MasterFormat® Numbers and Titles. The lookup for numbers and titles—which had not fully updated to accommodate …

CONSTRUCT Specifier Magazine Conduct Policy Terms & Conditions Return & Refund Policy Sitemap © 2026 Construction Specifications Institute

This EULA provides a license for end users to use MasterFormat to document and deliver construction projects. For any commercial use in a derivative product or resource that employs MasterFormat …

Masterformat® Transition Guide Making the shift from the “traditional 16 divisions” that were last current in 1995 to the numbers and titles used in all current editions of MasterFormat® is a sizable task.

MasterFormat®, a publication of CSI and CSC, is a master list of numbers and titles classified by work results. It is primarily used to organize project manuals and detailed cost information, and to relate …