Customer Service:
Mon - Fri: 8:30 am - 6 pm EST

UL: Underwriters Laboratories Inc

UL, Underwriters Laboratories, Inc., helps customers, companies, and stakeholders navigate market complexity. The organization does this by providing inspection, advisory services, education and training, testing, auditing and analytics, certification software solutions, and marketing claim verification. Founded in 1894, UL develops over 1,500 standards used to test components, materials, systems, and performance and assess products. In the U.S., UL is accredited by ANSI as an audited designator. Standards from UL are available as part of a Standards Subscription. If you or your organization are interested in easy, managed, online access to standards, a Standards Subscription may be what you need - please contact us at: StandardsSubscriptions@ansi.org or 1-212-642-4980 or Request Proposal Price.

Below are UL's best-selling standards. To find additional standards, please use the search bar above.

 Back to All Publishers Home

UL 132 Ed. 9-2021

ANSI/CAN/UL Safety Relief Valves for Anhydrous Ammonia and LP-Gas

1.1 This Standard sets forth minimum requirements for safety valves, categorized as pressure-relief valves, safety relief valves and hydrostatic relief valves for anhydrous ammonia and liquefied petroleum gas (LP-Gas). These safety valves are typically installed on tanks built in accordance with ASME Pressure Vessel Code, Section VIII, Division 1, or the Boiler, pressure vessel, and pressure piping code, CSA B51, in nonrefrigerated systems in facilities covered by the applicable Codes and Regulations as determined by the Authority Having Jurisdiction (AHJ) such as:  a) In the United States:  1) Requirements for the Storage and Handling of Anhydrous Ammonia, ANSI/CGA G-2.1;  2) Liquefied Petroleum Gas Code, NFPA 58; and  3) Utility LP-Gas Plant Code, NFPA 59.  b) In Canada:  1) Natural gas code, CSA B149 Series; and  2) Provincial or other Regulations.  1.2 These requirements do not apply to relief valves for use on cylinders constructed in accordance with Department of Transportation (DOT) specifications or to safety valves for use on tanks constructed in accordance with Canadian Transport Commission (CTC) Specifications.  1.3 The suitability of an accessory in combination with a relief valve shall be judged under the applicable requirements of this standard and NFPA 59.


UL 567 Ed. 11-2021

ANSI/CAN/UL/ULC Emergency Breakaway Fittings, Swivel Connectors and Pipe-Connection Fittings for Petroleum Products and LP-Gas

1.1 This Standard sets forth minimum requirements for emergency breakaway fittings, swivel connectors and pipe-connecting fittings of the threadless compression type. Connectors and fittings covered by these requirements are intended only for the following services.  1.2 A swivel connector is either a hose swivel or swivel joint. The swivel connector will allow radial movement and is constructed for petroleum product, liquefied petroleum gas (LP-Gas) or anhydrous ammonia (NH3) service.  NOTE: For the purposes of this standard the terms “LP-Gas” and “Propane” are interchangeable.  1.3 An emergency breakaway fitting is used between the outlet of the dispensing device and the hose nozzle valve or lever-operated fuel transfer valve (LP-Gas Service) and separates in the event that the coupling is subjected to an excessive pull force to safeguard against abnormally excessive pull force on the hose assembly and dispenser and to prevent loss of liquid. An emergency breakaway fitting is constructed for petroleum product, liquefied petroleum gas (LP-Gas) or anhydrous ammonia (NH3) service. The fittings are single-break fittings or reconnectable fittings.  1.4 Products covered by this Standard are intended to be installed and used in accordance with the applicable Codes and Regulations as determined by the Authority Having Jurisdiction (AHJ), such as, but not limited to:  a) In the United States:  1) Flammable and Combustible Liquids Code, NFPA 30;  2) Code for Motor Fuel Dispensing Facilities and Garages, NFPA 30A;  3) Liquefied Petroleum Gas Code, NFPA 58; and or  4) Safety Requirements for the Storage and Handling of Anhydrous Ammonia, ANSI/CGA G-2.1 (ANSI K61.1)  b) In Canada:  1) The National Fire Code of Canada; and or  2) Provincial or other Regulations.  1.5 For Emergency Breakaway Fittings, Swivel Connectors and Pipe-Connection Fittings to be used with gasoline/ethanol blends with nominal ethanol concentrations above 10 %, refer to the Standard for Emergency Breakaway Fittings, Swivel Connectors and Pipe-Connection Fittings for Gasoline and Gasoline/Ethanol Blends with Nominal Ethanol Concentrations up to 85 Percent (E0 – E85), UL 567A, for additional requirements.  1.6 For additional requirements for Emergency Breakaway Fittings, Swivel Connectors and Pipe-Connection Fittings for biodiesel fuel, diesel/biodiesel blends with nominal biodiesel concentrations up to 20 % (B20), refer to the Standard for Emergency Breakaway Fittings, Swivel Connectors and Pipe-Connection Fittings for Diesel Fuel, Biodiesel Fuel, Diesel/Biodiesel Blends with Nominal Biodiesel Concentrations up to 20 % (B20), Kerosene, and Fuel Oil, UL 567B for additional requirements.


UL 2586 Ed. 2-2021

ANSI/CAN/UL/ULC Hose Nozzle Valves for Flammable and Combustible Liquids

1.1 These requirements cover hose nozzle valves that are intended to be used for the control of flammable and combustible liquids. They are of the type used in motor fuel dispensing equipment. Hose nozzle valves covered by this standard are for use with flammable and combustible liquids which are handled at temperatures within the range of -20°F (-29°C) to 125°F (52°C) and an operating pressure of minimum 50 psi (350 kPa).  1.2 These requirements cover hose nozzle valves of the manually operated and automatic pressure operated type. When they form a part of an assembly which provides for additional functions or service, the requirements are outside the scope of these requirements.  1.3 These requirements do not cover the following:  a) Hose nozzle valves for handling liquids under cryogenic conditions.  b) Hose nozzle valves for general refinery service, offshore and pipe line terminals, natural gas processing plants, gas distribution systems, petrochemical processing facilities, or the like.  c) Hose nozzle valves operated wholly or partially by electricity or battery; or  d) Hose nozzle valve readers that are powered from internal batteries. These are covered under UL 1238A, Outline of Investigation for Battery Operated Hose Nozzle Valve Readers.  1.4 For hose nozzle valves intended to be used with gasoline/ethanol blends with nominal ethanol concentrations above 10%, refer to the Standard for Hose Nozzle Valves for Gasoline and Gasoline/Ethanol Blends with Nominal Ethanol Concentrations up to 85 Percent (E0 – E85), UL 2586A, for additional requirements.  1.5 For additional requirements for hose nozzle valves for biodiesel fuel and diesel/biodiesel blends with nominal biodiesel concentrations up to 20 % (B20), refer to the Standard for Hose Nozzle Valves for Diesel Fuel, Biodiesel Fuel, Diesel/Biodiesel Blends with Nominal Biodiesel Concentrations up to 20 Percent (B20), Kerosene, and Fuel Oil, UL 2586B.  1.6 Products covered by this Standard are intended to be installed and used in accordance with the applicable Codes and Regulations as determined by the Authority Having Jurisdiction (AHJ), such as but not limited to:  a) In the United States:  Code for Motor Fuel Dispensing Facilities and Repair Garages, NFPA 30A.  b) In Canada:  The National Fire Code of Canada.


UL 2152 Ed. 1-2021

ANSI/CAN/UL/ULC Special Purpose Nonmetallic Containers and Tanks for Specific Combustible or Noncombustible Liquids

1.1 These minimum requirements cover special purpose nonmetallic containers and tanks (vessels) for specific aboveground use applications for combustible or non-combustible liquids as indicated for each special purpose type. The requirements address the specific designs, features, limitations, use factors and other unique characteristics of each type. The types of different special purpose vessels covered by this Standard are:  a) Liquid Chemical Containers and Tanks designed for stationary storage of combustible or non-combustible liquids in non-residential applications, intended to be used in accordance with . Liquid chemical tanks are limited to the specific liquid(s) or family of similar liquids and application(s) to which they are rated;  b) Cooking Oil Tanks designed for storage of cooking oils and fats typically found in restaurant or similar commercial food preparing applications having engineered transfer systems. These tanks are intended for either delivery of fresh oil and/or collection of waste oils through piping networks by trained persons using service trucks with pressure or vacuum pumps. These tanks are limited to Class IIIB oils and fats, and are intended to be installed in cooking oil storage systems used in commercial kitchens, in accordance with ;  c) Lube Oil Tanks designed for storage, dispensing and collection of Class IIIB motor oils (such as lubricating, transmission, cooling, etc.), working oils (such as hydraulic, brake, steering, cutting, etc.), and other petroleum or synthetic oils with similar chemical and physical properties used in equipment applications; and  d) Vehicle Fluid Tanks for storage, dispensing and collection of non-combustible fluids such as antifreeze/coolants (ethylene-glycol and water mixtures), windshield washer (alcohol, water and detergent mixtures), DEF (nominally 1/3 urea and 2/3 water, diesel exhaust solution), and other optional fluid types typically used in vehicles.  Type  Liquids stored  U.S.A. Regulatory applications  Canada Regulatory applications  Liquid Chemical Containers and Tanks  Combustible and non-combustible [1(a)] Class II or III and non-combustible [16(a)]  NFPA 30-9.4 [1(a)]  NFC  Class II and IIIA containers [2(a)]  NFPA 30-9.4.1 (4), etc. [2(a)]  NFC  Class II and IIIA tanks [2(b)]  NFPA 30-9.4.1 (6), etc. [2(b)]  NFC  Class IIIB [2(c)]  –  NFC  non-combustible [2(c)]  –  NFC  Cooking Oil Tanks  Class IIIB oils and fats [1(b)]  NFPA 1-66.19.7 or NFPA 30-19.7 [1(b)]  NFC  Lube Oil Tanks  Class IIIB motor oils [1(c)]  Vehicle Fluid Tanks  Non-combustible [1(d)]  1.2 These requirements do not cover nonmetallic cans, containers or tanks for which there are separately published standards, such as:  a) Bulk Shipping Containers intended for commercial transportation applications in accordance with DOT Hazardous Materials Regulations (Title 49 CFR Parts 100-1999), UN Recommendations on Transport of Dangerous Goods (Part 6), or NMFC (Items 256, 258, 294 and 296);  b) Consumer Portable Fuel Cans in accordance with ASTM F852, Standard Specification for Portable Gasoline, Kerosene, and Diesel Containers for Consumer Use;  c) Portable Containers and Tanks in accordance with UL 75, Outline of Investigation for Portable Containers and Tanks for Flammable and/or Combustible Liquids;  d) Commercial Safety Cans in accordance with UL 1313, Standard for Nonmetallic Safety Cans for Petroleum Products, or ULC/ORD-C30, Safety Containers; or  e) Oil Burner Tanks in accordance with ANSI/CAN/UL/ULC 2258, Standard for Aboveground Nonmetallic Tanks for Fuel Oil and Other Combustible Liquids.  1.3 All special purpose vessels are factory manufactured atmospheric types of primary, secondary or diked containment designs. The containment materials are formed from primarily thermoplastic or thermoset polymers with or without integrated metallic components.  1.4 In addition to requirements for the vessel's structural integrity, material compatibility, environmental exposures and fire resistance, requirements for optional accessories that may be installed in or on the tank, such as supports, pumps, heaters, gauges, filters, hoses, valves and controls are also provided in this Standard.  1.5 These tanks are intended for installation and use in accordance with applicable documents in the following list:  a) In Canada:  1) National Fire Code of Canada;  2) CCME PN1326, Environmental Code of Practice for Aboveground and Underground Storage Tank Systems Containing Petroleum and Allied Petroleum Products;  3) Regulations of the authority having jurisdiction; and  b) In the United States:  1) Standard for the Installation of Oil-Burning Equipment, NFPA 31;  2) Flammable and Combustible Liquids Code, NFPA 30; and  3) Code for Motor Fuel Dispensing Facilities and Repair Garages, NFPA 30A, as applicable.  1.6 Any accessories or components not described in 4 that are shipped with, attached to, or added to the tanks are not included in the scope of this Standard. It is intended that the AHJ approve the use and/or installation of any such accessories or components independent of the conformance of a tank to these requirements.  1.7 These requirements do not cover resistance to hurricanes, tornadoes, earthquakes, floods, or other natural disasters; or large-scale fire and excessive damage resistance. In addition, assessment of any damage for continued use after such events, are not included in the scope of this Standard.  1.8 Any common fuel, oil and other liquid terms referenced in this Standard are intended to describe fluids which are commercially available, and which meet the requirements of a recognized industry specification, such as documents published by ASTM, SAE or SCE.


UL 3100 Ed.1-2021

Automated Mobile Platforms (AMPs)

1 Scope 1.1 These requirements cover battery-operated mobile platforms with or without a payload, as specified in 2. These devices are intended to be used indoors only or as outdoor use devices in a commercial or industrial environment. The device is battery powered using either lead acid batteries or lithium based batteries that, if rechargeable, are charged through a conductive system while either on board or off board the device.  1.2 Mobile platforms that are covered by this Standard are intended for lifting, carrying, product picking, towing, and the like. These actions may be provided by a gripping attachment, suction attachment, scope attachment, and the like, to lift or carry the load.  1.3 Portions of a system, such as the charger, that are located off board the AMP, are intended to be installed in accordance with the National Electrical Code (NEC), NFPA 70 and the Canadian Electrical Code (CE Code), CSA C22.1.  1.4 This Standard does not include requirements for industrial robots, which are covered under the Standard for Robots and Robotic Equipment, UL 1740 and Industrial Robots and Robot Systems, CSA Z434. A robotic manipulator that is in compliance with these standards may be used as the payload for the integrated system.  1.5 This Standard does not include requirements for Automatic Guided Vehicles or Automated Vehicles that function as commercial and industrial floor cleaning equipment. This equipment is covered under the standard for Particular Requirements for Rechargeable Battery-Operated Commercial Robotic Floor Treatment Machines with Traction Drives, CSA C22.2 No. 336.  1.6 This Standard does not cover battery powered industrial trucks that are rated Type E, EE, ES, or EX, and marked as such, as defined in the Fire Safety Standard for Powered Industrial Trucks Including Type Designations, Areas of Use, Conversions, Maintenance, and Operations, NFPA 505. These truck types are covered under the Standard for Electric-Battery-Powered Industrial Trucks, UL 583 and the Guide for the Investigation of Electric-Battery-Powered Industrial Trucks, ULC/ORD-C583.  1.7 Automated mobile platforms are not provided with “forks” and are not intended to operate as “forklifts.” Any device with that capability is considered an industrial truck and is evaluated as indicated in 6.  1.8 This standard does not cover products intended to transport persons.


UL 62275 Ed. 3-2021

Cable Management Systems - Cable Ties for Electrical Installations

This International Standard specifies requirements for metallic, non-metallic and composite cable ties and their associated fixing devices used for the management and support of wiring systems in electrical installations.  Cable ties and associated fixing devices may also be suitable for other applications and where so used, regard should be taken of any additional requirements.  This standard does not contain requirements that evaluate any electrical insulation properties of the cable tie or mechanical protection of the cables provided by the cable tie.  This standard does not consider the mechanical interface of a fixing device to a solid surface such as a wall or ceiling.  1DV.1 Modify the first paragraph as follows: This Standard specifies requirements for metallic, non-metallic and composite cable ties and their associated fixing devices used for the management and support of wiring systems in electrical installations in accordance with the Canadian Electrical Code (CEC), Part I, CSA C22.1, in Canada, Standard for Electrical Installations, NOM-001-SEDE, in Mexico, and the National Electrical Code (NEC), NFPA 70, in the United States of America.  1DV.2 Modify by deleting the last paragraph in Clause 1 and adding the following note: NOTE This standard considers the mechanical interface of a fixing device to a surface when the means for securing is provided with the fixing device (See 9.7.1dv, 9.7.2dv, and 9.7.3dv).


UL 583 Ed. 10-CRD-2021

Certification Requirement Decision: SUPPLEMENT SC – Automatic Guided Vehicle (AGV) and Automated industrial Trucks

This Certification Requirement Decision is prepared by UL LLC. It is normative for the applicable UL Product Certification Program(s); however, it is currently not part of the UL Standard(s) referenced below. Product Category (CCN): XWJV, XWXT, XXES Standard Number: UL 583 Standard Title: Standard for Electric-Battery-Powered Industrial Trucks Edition Date: August 15, 2012 Edition Number: 10 Section / Paragraph Reference: Supplement SC (New) Subject: Automatic Guided and Automated Industrial Trucks


UL 1441 Ed. 5-2021

Coated Electrical Sleeving

1.1 The requirements of this Standard apply to Grades A and B acrylic-polymer-coated, silicone-polymer-coated, or vinyl-polymer-coated electrical sleeving that consists of closely woven fabric made from glass (see for materials and ratings) and intended for use in equipment designed to be installed and used in accordance with the rules of CSA C22.1, Canadian Electrical Code, Part I, (CE Code, Part 1), or ANSI/NFPA 70, National Electrical Code (NEC). A product for use at temperatures greater than indicated in 2 or a different polymer coating or fiber may be acceptable provided that  (a) it meets the performance tests in this Standard; and  (b) long-term heat-aging tests are conducted as covered in UL 746B or CAN/CSA-C22.2 No. 0.17, using dielectric strength as a primary property and flammability as a secondary property.  1.2 These requirements apply to coated electrical sleeving having a standard temperature index classification of 105, 130, 155, 180, 200, 220, and 240 °C.  1.3 These requirements apply to coated electrical sleeving intended for use in connection with the internal wiring of electrical devices and appliances located in dry or damp locations where it is not feasible to employ a standard insulated conductor, such as appliance-wiring material, specifically intended for the purpose. Coated electrical sleeving is intended for insulating one or more uninsulated or partially insulated conductors, bus bars, component leads, or assemblies of electrical components. Coated electrical sleeving may be employed in equipment where it is not subjected to repeated flexing or severe mechanical stress.  1.4 These requirements apply to oil-resistant coated electrical sleeving intended for occasional or intermittent contact with oil.  1.5 These requirements do not apply to unimpregnated or uncoated fabric sleeving, which is generally not considered acceptable for sole (functional) insulation because of the openings inherent in the weave construction of the sleeving fabric.  1.6 These requirements do not apply to tubing extruded with reinforcement, extruded electrical tubing, or tubing intended only for mechanical protection, since they are covered by other requirements.  1.7 These requirements do not apply to coated electrical sleeving when it is employed as splice insulation in an insulation system above 105 °C (Class A) operation.


UL 2610 Ed. 2-2021

Commercial Premises Security Alarm Units and Systems

1 1.1 These requirements cover construction, performance, operation, and maintenance of:  a) Central station burglar alarm systems intended and specifically designated for burglary-protection use at mercantile and banking premises, mercantile safes and vaults, and bank safes and vaults;  b) Police station connected burglar alarm units and systems for use in mercantile premises, mercantile safes and vaults, and bank safes and vaults;  c) Local burglar alarm units and systems for use in mercantile premises, mercantile safes and vaults, and bank safes and vaults;  d) Proprietary burglar alarm units and systems;  e) Holdup alarm systems of the remote-station type intended for installation in banks, stores, cashiers' cages, pay offices, and the like.  f) Digital alarm communicator system units, interconnected to or integral, for use with central station burglar alarm systems, proprietary burglar alarm systems, police station-connected burglar alarm systems, and holdup alarm systems.  g) Power supplies used to provide electrical power and standby power for burglar-alarm equipment in accordance with the following:  1) The requirements of this standard;  2) The Standard for Access Control System Units, UL 294;  3) The Standard for Intrusion-Detection Units, UL 639;  4) The Standard for Household Burglar-Alarm System Units, UL 1023;  5) The Standard for Burglary-Resistant Electric Locking Mechanisms, UL 1034; and  6) The Standard for Antitheft Alarms and Devices, UL 1037.


UL 810B Ed. 2-2021

DC Power Capacitors

1.1 The requirements of this Standard apply to dc power capacitors with or without integral protection intended to reduce the risk of rupture and venting of the capacitor enclosure under internal fault conditions. These requirements apply to capacitors that are intended for use in dc power electronic applications such as switching circuits, dc filtering, and renewable energy systems.  1.2 Other types of capacitors may be investigated to establish compliance with these requirements and with such additional test criteria as may be found necessary.  1.3 This standard does not include requirements for electrochemical capacitors, which are covered under the Standard for Electrochemical Capacitors, UL 810A, and AC motor capacitors or power factor correction capacitors, which are covered under the Standard for Capacitors, UL 810.


ANSI Logo

As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.

CUSTOMER SERVICE
NEW YORK OFFICE
ANSI HEADQUARTERS