UL Subject 103
Standard for Factory-Built Chimneys for Residential Type and Building Heating Appliances (CSDS Proposal, 7/26/2013)
standard by Underwriters Laboratories, 07/26/2013
UL Subject 334
Outline of Investigation for Theater Lighting Distribution and Control Equipment (Outline, 7/26/2013)
standard by Underwriters Laboratories, 07/26/2013