Guides

Practical references for understanding and applying CSI's MasterFormat standard — from foundational concepts to real-world workflows.

Introduction to MasterFormat

Using MasterFormat

MasterFormat Groups, Subgroups & Divisions

MasterFormat Relationship to Other Standards

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info@theconstructionstandard.com

Construction Information Network
123 N Pitt St. Suite 450
Alexandria, VA 22314info@theconstructionstandard.com

The trademarks CSI®, MASTERFORMAT®, UNIFORMAT®, OMNICLASS®, SECTIONFORMAT/PAGEFORMAT® and the copyrighted MasterFormat, UniFormat, OmniClass and SectionFormat/PageFormat works are owned by The Construction Specifications Institute, Inc. (CSI) and are used by the Construction Information Network, LLC under license from CSI (https://www.csiresources.org).

CSI Standards

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Guides