NFPA 90A
Standard for the Installation of Air Conditioning and Ventilating Systems
Last updated: October 2026
Short answer
Yes. Nomic agents check drawings against the 2024 edition of NFPA 90A and cite the NFPA 90A section behind each finding, so a licensed reviewer can confirm or dismiss each one. NFPA 90A is adopted by 4 jurisdictions in Nomic's code data.
Review Drawings Against NFPA 90A with Nomic Agents
Nomic agents flag likely NFPA 90A issues on your drawings and cite the section behind each one, so your reviewer can confirm each finding with less manual lookup.
Ask in Plain English
"Does this egress path meet NFPA 90A requirements?" Get a cited answer your team can check against the drawings.
Cited Answers
Every answer includes specific NFPA 90A section numbers and code text. Full traceability.
Less Manual Lookup
Check drawings against NFPA 90A with less time spent digging through PDFs and code books.
Jurisdictions
Latest Edition
Supported Editions
Total Editions
NFPA 90A Edition Coverage
Nomic supports 1 editions of NFPA 90A, highlighted in green below.
What Reviewers Check Against NFPA 90A
Typical mechanical code items a reviewer looks for on a drawing set, and the sheets to include so a review can see them.
What gets checked
- Ventilation and outdoor air rates for each space
- Equipment clearances, access, and condensate disposal
- Duct construction, fire and smoke dampers at rated assemblies
- Refrigerant type, quantity, and machinery room requirements
- Exhaust terminations and separation from intakes
Sheets to include
- Mechanical floor plans and roof plan
- Equipment schedules
- Ventilation calculations
- Mechanical details and damper locations
Check your drawings against NFPA 90A
Upload your drawings to Nomic and ask questions about NFPA 90A compliance. Every answer cites the specific code section.
NFPA 90A Standard For The Installation Of Air Conditioning And Ventilating Systems is part of the mechanical code framework, adopted by 4 jurisdictions across the United States. Nomic provides full AI-powered compliance support for NFPA 90A, enabling instant checks against your construction drawings with cited answers.
How Nomic Agents Review Against NFPA 90A
With the Nomic agent, you can upload any construction drawing and ask natural language questions about NFPA 90A compliance. Our AI analyzes your drawings against the applicable code requirements and returns:
Specific Code Citations
Section numbers from NFPA 90A with exact references.
Clear Explanations
Requirements explained and how they apply to your design.
Actionable Recommendations
Practical steps for achieving compliance.
Related References
Links to related code sections and amendments.
Less time digging through PDFs or standards manuals, with cited answers your team can verify and compliance issues caught before the set is issued.
NFPA 90A and Mechanical Code
NFPA 90A is one of 46 codes in the Mechanical Code category supported by Nomic.
Mechanical codes regulate HVAC systems, refrigeration, and other mechanical systems in buildings.
More Mechanical Code Standards
View allANSI BHMA A156 19
Coming SoonASHRAE 34
SupportedASHRAE 34 Designation And Safety Classification Of Refrigerants
ASHRAE 15
SupportedASHRAE 15 Safety Standard For Refrigeration Systems
ANSI SMACNA 006
SupportedSMACNA 006 Hvac Duct Construction Standards Metal And Flexible
ANSI SMACNA 022
Coming SoonSMACNA 022 Phenolic Duct Construction Standards First Edition
IMC
SupportedInternational Mechanical Code IMC
Codes Often Reviewed with NFPA 90A
IBC
SupportedInternational Building Code IBC
IFGC
SupportedInternational Fuel Gas Code IFGC
IECC
SupportedInternational Energy Conservation Code IECC
ASHRAE 90.1
SupportedASHRAE 90.1 Energy Standard For Buildings