WAC 296-46B-908   Class B permits.  

     Class B electrical work permit - use.

     (1) The electrical contractor must return the contractor's portion of the Class B label to the department of labor and industries, chief electrical inspector, within five working days after destroying or voiding any label.

     (2) The electrical contractor is responsible for safekeeping of all purchased Class B labels.

     (3) Only licensed electrical/telecommunication contractors can use the Class B basic electrical inspection random inspection process. Health care, large commercial or industrial facilities using an employee who is a certified electrician(s) can use the Class B random electrical inspection process after permission from the chief electrical inspector.

     (4) If the Class B random electrical inspection process is used, the following requirements must be met:

     (a) The certified electrician/telecommunications worker performing the installation must affix a Class B installation label on the cover of the panelboard or overcurrent device supplying power to the circuit or equipment prior to beginning the work.

     (b) The job site portion of the label must include the following:

     (i) Date of the work;

     (ii) Electrical/telecommunication contractor's name;

     (iii) Electrical/telecommunication contractor's license number;

     (iv) Installing electrician's certificate number, except for telecommunication work. For thermostat installations described in WAC 296-46B-965(15), the installing trainee may enter their training certificate number; and

     (v) Short description of the work.

     (c) The contractor portion of the label must include the following:

     (i) Date of the work;

     (ii) Electrical/telecommunication contractor's license number;

     (iii) Installing electrician's certificate number, except for telecommunication work;

     (iv) Job site address;

     (v) Contact telephone number for the job site's owner (to be used to arrange inspection); and

     (vi) Short description of the work.

     (d) The label must be filled in using sunlight and weather resistant ink.

     (e) The electrical/telecommunication contractor must return the contractor's portion of the label to the Department of Labor and Industries, Electrical Section, Chief Electrical Inspector, P.O. Box 44460, Olympia, WA 98504-4460 within fifteen working days after the job site portion of the Class B installation label is affixed.

     (5) Class B basic installation labels will be sold in blocks. Installations where a Class B basic installation label is used will be inspected on a random basis as determined by the department.

     (a) If any such random inspection fails, a subsequent label in the block must be inspected.

     (b) If any such subsequent installation fails inspection, another label in the block must be inspected until a label is approved without a correction(s).

     (c) A fee is required for any inspection required when a correction(s) is issued as a result of the inspection of any Class B label or if an inspection is required because of (a) or (b) of this subsection. See Part C of this chapter for fees.

     (6) Any electrical/telecommunication contractor or other entity using the Class B basic electrical inspection random inspection process may be audited for compliance with the provisions for purchasing, inspection, reporting of installations, and any other requirement of usage.

     (7) Class B basic electrical work means work other than Class A basic electrical work. See WAC 296-46B-901(8) for Class A definition.

     (a) Class B basic electrical work includes the following:

     (i) Extension of not more than one branch electrical circuit limited to 120 volts and 20 amps each where:

     (A) No cover inspection is necessary. For the purposes of this section, cover inspection does not include work covered by any surface that may be removed for inspection without damaging the surface; and

     (B) The extension does not supply more than two outlets as defined by the NEC.

     (ii) Like-in-kind replacement of:

     (A) A single luminaire not exceeding 277 volts and 20 amps; or

     (B) A motor larger than 10 horsepower; or

     (C) The internal wiring of a furnace, air conditioner, refrigeration unit or household appliance; or

     (D) An electric/gas/oil furnace not exceeding 240 volts and 100 amps when the furnace is connected to an existing branch circuit. For the purposes of this section, a boiler is not a furnace; or

     (E) An individually controlled electric room heater (e.g., baseboard, wall, fan forced air, etc.), air conditioning unit or refrigeration unit not exceeding 240 volts, 30 minimum circuit amps when the unit is connected to an existing branch circuit; or

     (F) Circuit modification required to install not more than five residential load control devices in a residence where installed as part of an energy conservation program sponsored by an electrical utility and where the circuit does not exceed 240 volts and 30 amps.

     (iii) The following low voltage systems:

     (A) Repair and replacement of devices not exceeding 100 volt-amperes in Class 2, Class 3, or power limited low voltage systems in one- and two-family dwellings; or

     (B) Repair and replacement of devices not exceeding 100 volt-amperes in Class 2, Class 3, or power limited low voltage systems in other buildings, provided the equipment is not for fire alarm or nurse call systems and is not located in an area classified as hazardous by the NEC; or

     (C) The installation of Class 2 or 3 device(s) or wiring for thermostat, audio, security, burglar alarm, intercom, amplified sound, public address, or access control systems. This does not include fire alarm, nurse call, lighting control, industrial automation/control or energy management systems; or

     (D) Telecommunications cabling and equipment requiring inspection in RCW 19.28.470;

     (iv) The replacement of not more than ten standard receptacles with GFCI receptacles;

     (v) The conversion of not more than ten snap switches to dimmers for the use of controlling a luminaire(s) conversion.

     (b) Class B basic electrical work does not include any work in:

     (i) Areas classified as Class I, Class II, Class III, or Zone locations per NEC 500; or

     (ii) Areas regulated by NEC 517 or 680; or

     (iii) Any work where electrical plan review is required; or

     (iv) Fire alarm, nurse call, lighting control, industrial automation/control or energy management systems.

     (8) An entity using a Class B basic inspection label is restricted to using no more than two labels per week per job site.



[Statutory Authority: RCW 19.28.006, 19.28.010, 19.28.031, 19.28.041, 19.28.061, 19.28.101, 19.28.131, 19.28.161, 19.28.171, 19.28.191, 19.28.201, 19.28.211, 19.28.241, 19.28.251, 19.28.281, 19.28.311, 19.28.321, 19.28.400, 19.28.420, 19.28.490, 19.28.551. 09-20-032, § 296-46B-908, filed 9/29/09, effective 10/31/09; 08-24-048, § 296-46B-908, filed 11/25/08, effective 12/31/08.]