UL-174 › Standard for Household Electric Storage Tank Water Heaters
Included in this current edition are the following subparts:
11TH EDITION - April 29, 2004
CHANGE 11/05 - Nov. 4, 2005
CHANGE 05/06 - May 19, 2006
CHANGE 09/08 - Sept. 19, 2008
CHANGE 04/09 - April 22, 2009
CHANGE 07/11 - July 15, 2011
CHANGE 09/12 - Sept. 21, 2012
CHANGE 04/15 - April 10, 2015
CHANGE 12/16 - Dec. 15, 2016
CHANGE 05/19 - May 7, 2019
CHANGE 12/19 - Dec. 4, 2019
CHANGE 09/20 - Sept. 15, 2020
CHANGE 02/21 - Feb. 22, 2021
CHANGE 10/21 - Oct. 14, 2021
CHANGE 12/21 - Dec. 16, 2021
CHANGE 12/23 - Oct. 12, 2023
CHANGE 11/05 - Nov. 4, 2005
CHANGE 05/06 - May 19, 2006
CHANGE 09/08 - Sept. 19, 2008
CHANGE 04/09 - April 22, 2009
CHANGE 07/11 - July 15, 2011
CHANGE 09/12 - Sept. 21, 2012
CHANGE 04/15 - April 10, 2015
CHANGE 12/16 - Dec. 15, 2016
CHANGE 05/19 - May 7, 2019
CHANGE 12/19 - Dec. 4, 2019
CHANGE 09/20 - Sept. 15, 2020
CHANGE 02/21 - Feb. 22, 2021
CHANGE 10/21 - Oct. 14, 2021
CHANGE 12/21 - Dec. 16, 2021
CHANGE 12/23 - Oct. 12, 2023
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This document is available in Paper format.
Document Number
UL-174
Revision Level
11TH EDITION
Status
Current
Publication Date
April 29, 2004
Page Count
72 pages