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NFPA technical questions

NFPA's Technical Questions Service provides NFPA members and public sector officials/AHJs with one-on-one help with their technical standards questions.* Responses are provided by NFPA staff on an informal basis. The Technical Questions Service supports questions related to:
  • clarification of intent of codes and standards requirements 
  • technical basis of requirements
  • application of requirements
  • general interpretation questions

Submit a technical standards question

  • Visit the "For NFPA Members" area on NFPA online community, NFPA Xchange™ and select "Technical Knowledge Base." 
  • Visit our document information pages. Select your document from the complete list of NFPA codes and standards. You may also go directly to a document by typing "" (ie. in your browser address bar. Then select the "Technical Questions" tab.
  • Call 1 800 344-3555, option 3, between the hours of 9 a.m. and 5 p.m. ET, Monday-Friday. Please have your membership number on hand.

Not an NFPA member?

Join NFPA today to get access to the Technical Questions Service, NFPA Journal® subscription, bimonthly newsletters, 10% discounts on NFPA products and services, and more. Learn more about NFPA member benefits. Or connect with your peers and colleagues on NFPA’s online community, NFPA Xchange™.

Important notice: NFPA’s Technical Questions Service is meant to provide information on and assistance in accessing and understanding NFPA codes and standards. Any opinion expressed, therefore, is the personal opinion of the responder and does not necessarily represent the official position of the NFPA or its Technical Committees. In addition, responses provided are not intended, nor should they be relied upon, to provide professional consultation or services. Technical Questions Service should also not be used for questions involved in litigation.

* Read the full Terms of Use.