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Standard 98, Edition 14

Enclosed and Dead-Front Switches

UL Standard
Standard 98, Edition 14 Edition Date: February 12, 2016 ANSI Approved: August 30, 2019 $402.00-$998.00

Revisions and Related Documents

Red Line Std. (2)

August 30, 2019 Redline Revision
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Proposals (10)

CSDS Proposal   

CSDS Proposals

An electronic document associated with a UL Standard for Safety or Outline of Investigation, and issued by UL to propose:

  • A revision of a single or multiple requirement(s).
  • A complete new edition of an existing Standard or Outline.
  • A new Standard or Outline that has not previously been published.

CSDS Proposals provide access to view the proposal and submit comments within UL's Collaborative Standards Development System (CSDS) appropriately.


April 29, 2022
November 26, 2021
May 20, 2021
March 24, 2021
September 13, 2019
March 01, 2019
September 07, 2018
April 07, 2017
February 20, 2015
October 18, 2013
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Other Updates (2)

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These bulletins are not used in CSDS. These are announcement and report type bulletins.

Summary of Topics (SOT)
March 25, 2019 View
April 03, 2017 View
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Referenced Standards (0)

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Reverse Referenced Standards (32)

UL 98 is referenced in the following list of UL Standards

98B 3 Outline of Investigation for Enclosed and Dead-front Switches for use in Photovoltaic Systems
183 4 Manufactured Wiring Systems
218 3 Fire Pump Controllers
307A 9 Standard for Liquid Fuel-Burning Heating Appliances for Manufactured Homes and Recreational Vehicles
307B 5 Standard for Gas-Burning Heating Appliances For Manufactured Homes and Recreational Vehicles
347 7 Medium-Voltage AC Contactors, Controllers, and Control Centers
498D 1 Attachment Plugs, Cord Connectors and Receptacles with Arcuate (Locking Type) Contacts
498F 1 Plugs, Socket-Outlets and Couplers with Arcuate (Locking Type) Contacts
647 2 Standard for Unvented Kerosene-Fired Room Heaters and Portable Heaters
726 7 Standard for Oil-Fired Boiler Assemblies
727 10 Standard for Oil-Fired Central Furnaces
729 6 Oil-Fired Floor Furnaces
730 5 Oil-Fired Wall Furnaces
834 5 Standard for Heating, Water Supply, and Power Boilers - Electric
845 6 Motor Control Centers
913 8 Intrinsically Safe Apparatus and Associated Apparatus for Use in Class I, II, and III, Division 1, Hazardous (Classified) Locations
1008 9 Transfer Switch Equipment
1203 5 ExplosionProof and Dust-IgnitionProof Electrical Equipment for Use in Hazardous (Classified) Locations
1429 4 Pullout Switches
1453 6 Standard for Electric Booster and Commercial Storage Tank Water Heaters
1681 4 Standard for Wiring Device Configurations
1682 5 Plugs, Receptacles, and Cable Connectors of the Pin and Sleeve Type
2106 2 Standard for Field Erected Boiler Assemblies
2305 1 Standard for Exhibition Display Units, Fabrication and Installation
2565 1 Standard for Industrial Metalworking and Woodworking Machine Tools
2735 1 Standard for Electric Utility Meters
4248-1 3 Fuseholders - Part 1: General Requirements
62091 1 Low-Voltage Switchgear and Controlgear - Controllers for Drivers of Stationary Fire Pumps
60335-1 6 Safety of Household and Similar Appliances, Part 1: General Requirements
61010a-1 3 Standard for Electrical Equipment for Laboratory Use; Part 1: General Requirements
60947-4-1 4 Low-Voltage Switchgear and Controlgear - Part 4-1: Contactors and Motor-Starters - Electromechanical Contactors and Motor-Starters
60947-4-2 2 Low-Voltage Switchgear and Controlgear - Part 4-2: Contactors and Motor-Starters - AC Semiconductor Motor Controllers and Starters
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