The National Master Specification (NMS) is the most comprehensive master specification in Canada, serving as an easy-to-use framework for writing construction project specifications.
NMS overview
View more general information regarding the NMS
Table of contents
View the sections that are found in the NMS
Updates
View the latest updates of the NMS, published twice a year
User's guide
Provides specification writers basic information about using the NMS
Purchase a copy
How to purchase your copy of the NMS through one of our publishers
Frequently asked questions
Answers to commonly asked questions about the NMS
NMS access
Information on how to access NMS content