UL 203A PDF
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UL Standard for Safety Sway Brace Devices for Sprinkler System Piping – First Edition; Reprint with revisions through and including February 9, 2026
1 Scope
1.1 These requirements cover sway brace devices intended to protect fire protection system piping in locations subject to earthquakes. These devices are intended for installation in accordance with the Standard for the Installation of Sprinkler Systems, NFPA 13.
1.2 These requirements cover restraint devices intended to restrict movement of fire protection piping.
Summary of Topics
This reaffirmation of ANSI/UL 203A dated October 24, 2024 is being issued to update the title page to reflect the most recent designation as a Reaffirmed American National Standard (ANS). No technical changes have been made.
| Edition | 1 |
|---|---|
| Published Date | December 18, 2015 |
| Last Revision | February 09, 2026 |
| Language | English |









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