NFPA 520:2026
Current
Current
The latest, up-to-date edition.
Standard on Subterranean Spaces
Available format(s)
Hardcopy
Language(s)
English
Published date
09-12-2025
Publisher
Excluding VAT
This standard addresses the safeguarding of life and property against fire, explosion, and related hazards associated with developed subterranean spaces.
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
National Fire Protection Association
|
| Status |
Current
|
| Supersedes |
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