The United States National CAD Standard (NCS) streamlines and simplifies the exchange of building design and construction data from project development throughout the life of a facility. It coordinates the efforts of the entire industry by classifying electronic building design data consistently allowing streamlined communication among owners and design and construction project teams. Use of the NCS can reduce costs and produce greater efficiency in the design and construction process. Read more


American Institute of Architects (AIA)
Contruction Specifications Instittue (CSI)
National Institue of Building Sciences (NIBS)

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Posted By NIBS Staff
Tuesday, July 26, 2022

The NCS V7 Steering Committee is calling upon current owners and users of the United States National CAD Standard© (NCS) to participate in the development of the latest version of the nation’s leading CAD standard.

Owners of the NCS V6 are encouraged to get involved in the development of the next edition by joining the NCS V7 Project Committee. The NCS V7 Steering Committee and NCS V7 Project Committee are committees of the National Institute of Building Sciences (NIBS) Building Information Management Council (BIMC).

Membership on the NCS Project Committee is open to all individuals with a knowledge of and interest in the subject matter of the NCS and have in their possession a license of the most recent version of the standard.
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Own a license to a previous version? Access the United States National CAD Standard V5

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Follow the steps below to get started:

  • Step 1: Order the NCS to obtain a license. If you already have a license code, proceed to Step 3.
  • Step 2: Upon purchase, click the link to view the invoice on the thank you page or email receipt and locate the 'Reference ID' on the invoice. This is your license code.
  • Step 3: Enter the license code in the field below (including dashes) along with your email and click 'Submit'.

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