SPS 316.110(1)(1) Substitute the following wording for the requirements in NEC 110.3 (B): Equipment that is listed, labeled, or both, or identified for a use shall be installed and used in accordance with any instructions included in the listing, labeling, or identification provided the instructions, listing, or labeling do not conflict with this chapter. SPS 316.110(2)(2) This is a department exception to the requirements of NEC 110.3 (C): Exception: As provided under s. SPS 316.022 (1), product testing and evaluation may be conducted by a qualified independent third party, including a nationally recognized testing laboratory or a professional engineer registered in the state of Wisconsin. SPS 316.210(1)(1) Ground-fault circuit-interrupter protection for personnel. SPS 316.210(1)(a)(a) Substitute the following wording for NEC 210.8 (A): All 125−volt, single−phase, 15− and 20−ampere receptacles installed in the following locations shall have ground−fault circuit interrupter protection for personnel: SPS 316.210(1)(b)(b) Substitute the following wording for NEC 210.8 (A) (5): Unfinished portions or areas of the basement not intended as habitable rooms. SPS 316.210(1)(c)(c) The requirements in NEC 210.8 (A) (7) are not included as part of this chapter. SPS 316.210(1)(d)(d) The requirements in NEC 210.8 (D) (8), (9), (10), and (11) are not included as part of this chapter. SPS 316.210(1)(e)(e) The requirements in NEC 210.8 (F) are not included as part of this chapter. SPS 316.210(2)(2) Arc-fault circuit-interrupter protection. The requirements in NEC 210.12 (E) are not included as part of this chapter. SPS 316.210(3)(a)(a) Substitute the following wording for NEC 210.52 (C) (2): At least one receptacle shall be installed at each island and peninsular countertop space with a long dimension of 600 millimeters (24 inches) or greater and a short dimension of 300 millimeters (12 inches) or greater. A peninsular countertop is measured from the connected perpendicular wall. SPS 316.210(3)(b)(b) The following are department exceptions to the requirements of NEC 210.52 (C) (3): SPS 316.210(3)(b)1.1. In construction for the physically impaired receptacles may be mounted below the countertop or work surface. Receptacles mounted below a countertop or work surface shall be mounted not more than 300 millimeters (12 inches) below the countertop or work surface and may not be located where the countertop or work surface extends more than 150 millimeters (6 inches) beyond its support base. SPS 316.210(3)(b)2.2. On island and peninsular countertops or work surface where the surface is flat across its entire surface (no backsplashes, dividers, etc.) and there are no means to mount a receptacle within 500 millimeters (20 inches) above the countertop or work surface, such as an overhead cabinet receptacles may be mounted below the countertop or work surface. Receptacles mounted below a countertop or work surface shall be mounted not more than 300 millimeters (12 inches) below the countertop or work surface and may not be located where the countertop or work surface extends more than 150 millimeters (6 inches) beyond its support base. SPS 316.210 HistoryHistory: CR 08-047: cr. Register February 2009 No. 638, eff. 3-1-09; CR 13-042: r. (2) (a), (c), renum. (2) (b) to (2), r. and recr. (4), renum. (6) to (5), cr. (6) Register November 2013 No. 695, eff. 12-1-13; CR 16-093: r. and recr. (1) to (6), cr. (7), (8) Register June 2018 No. 750, eff. 8-1-18; CR 26-016: r. and recr. Register June 2026 No. 846, eff. 9-1-26. SPS 316.220SPS 316.220 Branch-circuit, feeder and service calculations. Substitute the following wording for NEC 220.5 (C): The floor area for each floor shall be calculated from the outside dimensions of the building, dwelling unit, or other area involved. For dwelling units, the calculated floor area shall not include open porches, garages, or unfinished areas not adaptable for future use as a habitable room or occupiable space. SPS 316.225SPS 316.225 Outside branch circuits and feeders. SPS 316.225(1)(1) Number of supplies. This is a department rule in addition to the requirements in NEC 225.30: Multi−occupancy buildings or structures may have one set of branch circuit conductors installed from a dwelling unit to the second building or structure’s respective occupied space. SPS 316.225(2)(2) Location. The following are department rules in addition to the requirements of NEC 225.31: SPS 316.225(2)(a)(a) This is a department rule in addition to the requirements of NEC 225.31 (B): Raceways containing feeder or branch circuit conductors, or feeder or branch circuit cables not contained within a raceway, may not extend longer than 8 feet into a building to the disconnect or the first disconnect of a group of disconnects as permitted by NEC 225.33. The raceways, cables, or conductors shall be considered to have entered the building at the point where they pass through the outer surface of the building exterior, except as permitted by NEC 230.6. SPS 316.225(2)(b)(b) Where the disconnecting means is installed outside of a building or structure the disconnecting means shall be located not more than 30 feet from and within sight of the building or structure that the disconnect serves. SPS 316.225(3)(3) Emergency disconnects. The requirements of NEC 225.41 are not included as part of this chapter. SPS 316.225 HistoryHistory: CR 08-047: cr. Register February 2009 No. 638, eff. 3-1-09; correction in (4) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672; CR 13-042: r. (1), renum. (2) to (5) to (1) to (4) and am. (2) (a) Register November 2013 No. 695, eff. 12-1-13; CR 16-093: am. (1), (2) (intro.), (3), (4), (6) Register June 2018 No. 750, eff. 8-1-18; CR 26-016: r. and recr. Register June 2026 No. 846, eff. 9-1-26. SPS 316.230(1)(a)(a) This is a department informational note to be used under NEC 230.2 (intro.): Note: It is recommended that the electric utility or cooperative supplying electric current be contacted prior to service equipment installations for any special requirements. SPS 316.230(1)(b)(b) Substitute the following wording for NEC 230.2 (B) (2): Two or more service drops or laterals for the same class of service if located more than 150 feet apart, measured in a straight line, and provided that all electrical wiring supplied by each service has no common raceway or connection with any other service. SPS 316.230(3)(b)(b) Location. This is a department rule in addition to the requirements of NEC 230.70 (A): Raceways containing service conductors or cables, or service entrance cable not contained within a raceway, may not extend longer than 8 feet into a building to the service disconnect or the first service disconnect of a group of disconnects as permitted by NEC 230.71. The raceways or conductors shall be considered to have entered the building at the point where they pass through the outer surface of the building exterior, except as permitted by NEC 230.6. SPS 316.230(3)(c)(c) Outside disconnects. Where the service disconnecting means is installed outside of a building or structure, the service disconnecting means shall be no more than 30 feet and within sight from the building or structure it serves. SPS 316.230(4)(4) Emergency disconnects. The requirements of NEC 230.85 are not included as part of this chapter. SPS 316.230 HistoryHistory: CR 08-047: cr. Register February 2009 No. 638, eff. 3-1-09; CR 13-042: renum. (3) to (3) (b) and am. (3) (b) (title), renum. (4) to (3) (a) and am. (3) (title), (3) (a) (title), renum. (5) to (4) Register November 2013 No. 695, eff. 12-1-13; CR 16-093: am. (1) (a) (intro.), (c), (2), (3) (a), (b), (4) (intro.), cr. (5) Register June 2018 No. 750, eff. 8-1-18; CR 26-016: am. (1) (a), r. (1) (c), (2), (3) (a), am. (3) (b), cr. (3) (c), r. and recr. (4), r. (5) Register June 2026 No. 846, eff. 9-1-26. SPS 316.250(1)(1) Supplemental electrode required. The exception in NEC 250.53 (A) (2) is not included as part of this chapter. SPS 316.250(2)(2) Supplemental electrode. This is a department rule in addition to the requirements in NEC 250.53 (A) (3): A single electrode consisting of a rod, pipe or plate shall be augmented by one additional electrode of any of the types in NEC 250.52 (A) (4) to (A) (8). SPS 316.250(3)(3) Types of equipment grounding conductors. This is a department rule in addition to the requirements of NEC 250.118: A metallic raceway installed in direct contact with earth, in concrete slabs or floors poured on earth, or in exterior concrete walls below grade shall be augmented with a supplemental equipment grounding conductor identified in NEC 250.118 (A) (1). This supplemental conductor shall be sized in accordance with NEC 250.122. An aluminum equipment grounding conductor used for this purpose shall be insulated. SPS 316.300(1)(1) Electrical requirements for private onsite wastewater treatment systems. These department rules apply to private onsite wastewater treatment systems and are in addition to the requirements of NEC 300: SPS 316.300(1)(a)(a) Wiring methods. All effluent pump circuit wiring shall comply with the approved wiring methods as specified in NEC 300 and all of the following requirements: SPS 316.300(1)(a)1.1. Effluent pumps shall be supplied by a separate branch circuit supplying no other loads. SPS 316.300(1)(a)3.3. All aboveground cables and flexible cords shall be enclosed to protect against physical damage. SPS 316.300(1)(a)5.5. Where the wiring enclosure for the alarm and pump circuit is located outside the pump chamber, any openings into the pump chamber for circuit wiring shall be sealed or plugged to prevent the passage of gas or vapor into the wiring enclosure. SPS 316.300 NoteNote: This prohibits use of a multi-wire branch circuit to supply both the alarm and pump.
SPS 316.300 NoteNote: See NEC 430.102 for location of disconnects.
SPS 316.300(1)(b)(b) Ground-fault circuit protection. A single receptacle located at the pump chamber that has an alarm or pump connected to it does not require ground-fault circuit-interrupter protection unless recommended or required by the alarm or pump manufacturer. SPS 316.300(2)(2) Protection against physical damage. This is a department exception in addition to the exceptions under NEC 300.4 (D): Exception No. 4: This distance does not need to be maintained within 8 inches of a device, junction box, splice, or termination point. SPS 316.300 HistoryHistory: CR 08-047: cr. Register February 2009 No. 638, eff. 3-1-09: CR 13-042: cr. (1) (a) 5. Register November 2013 No. 695, eff. 12-1-13; CR 16-093: am. (1) (title), (intro.), renum. (2) to (2) (a) and am., cr. (2) (b) Register June 2018 No. 750, eff. 8-1-18; CR 26-016: am. (1) (intro.), (b), r. (2) (a), am. (2) (b) Register June 2026 No. 846, eff. 9-1-26; (2) (b) renum. to (2) under s. 13.92 (4) (b) 1., Stats., Register August 2026 No. 848. SPS 316.310SPS 316.310 Conductors for general wiring. This is a department rule in addition to the requirements in NEC 310.15 (C) (1): The derating factors shown in NEC Table 310.15 (C) (1) do not apply to branch circuits supplying an individual dwelling unit. SPS 316.310 HistoryHistory: CR 08-047: cr. Register February 2009 No. 638, eff. 3-1-09; CR 13-042: am. (title), (intro.) Register November 2013 No. 695, eff. 12-1-13; corrections in (intro.), (1), (2) under s. 13.92 (4) (b) 7. Register November 2013 No. 695; CR 16-093: renum. (intro.) to (1) (intro.), cr. (2) Register June 2018 No. 750, eff. 8-1-18; CR 26-016: r. (1), am. (2) Register June 2026 No. 846, ef. 9-1-26; (2) renum. to SPS 316.310 under s. 13.92 (4) (b) 1., Stats., Register August 2026 No. 848. SPS 316.312SPS 316.312 Cabinets, cutout boxes and meter socket enclosures. SPS 316.312(1)(1) Cables. Substitute the following wording for NEC 312.5 (C) Exception No. 1 (intro.): Exception No. 1: Cables with entirely nonmetallic sheaths may enter an enclosure through one or more nonflexible raceways of not less than 12 inches and not more than 10 feet in length, provided all of the following conditions are met: SPS 316.312(2)(2) Omission. The requirements specified in NEC 312.5 (C) Exception No. 1 sub. (2) are not included as part of this chapter. SPS 316.312(3)(3) Fitting. Substitute the following wording for NEC 312.5 (C) Exception No. 1 sub. (3): A fitting is provided on each end of the raceway to protect the cable from abrasion. SPS 316.314SPS 316.314 Outlet, device, pull and junction boxes; conduit bodies; fittings; and handhole enclosures – conductors entering boxes, conduit bodies, or fittings. This is a department exception to the requirements of NEC 314.17 (B): Exception: Nonmetallic sheathed cable is not required to be secured to the enclosure or conduit body where it is installed in accordance with s. SPS 316.312. SPS 316.314 HistoryHistory: CR 08-047: cr. Register February 2009 No. 638, eff. 3-1-09; correction in (1) made under s. 13.92 (4) (b) 7., Stats., Register December 2011 No. 672; CR 13-042: am. (title) Register November 2013 No. 695, eff. 12-1-13; CR 16-093: am. Register June 2018 No. 750, eff. 8-1-18; CR 26-016: am. (1), r. (2) Register June 2026 No. 846, eff. 9-1-26; renum. (1) to SPS 316.314 under s. 13.92 (4) (b) 1., Stats., and am. (title) under s. 13.92 (4) (b) 2., Stats., Register August 2026 No. 848. SPS 316.334SPS 316.334 Nonmetallic-sheathed cable: Types NM and NMC. SPS 316.334(1)(1) Uses permitted. Substitute the following wording for NEC 334.10 (3): Other structures permitted to be of Types III, IV, and V construction except as prohibited in NEC 334.12. SPS 316.334(2)(2) Types NM and NMC. The requirements specified in NEC 334.12 (A) (2) are not included as part of this chapter. SPS 316.400SPS 316.400 Flexible cords and cables. Substitute the following wording for the exception in NEC 400.12 (4): Exception: Flexible cord and flexible cable may be attached to building surfaces for a use permitted under NEC 400.10 (A) if all of the following apply: SPS 316.400(3)(3) The type of cable and attachment to the building, the equipment, and the support comply with the provisions of NEC 368.56 (B) and 590.4. SPS 316.400 HistoryHistory: CR 08-047: cr. Register February 2009 No. 638, eff. 3-1-09; CR 13-042: am. (title) Register November 2013 No. 695, eff. 12-1-13; CR 16-093: renum. SPS 316.400 to (1) and am., cr. (2) Register June 2018 No. 750, eff. 8-1-18; CR 26-016: r. and recr. Register June 2026 No. 846, eff. 9-1-26. SPS 316.406SPS 316.406 Receptacles, cord connectors and attachment plugs (caps). SPS 316.406(1)(1) Arc-fault circuit-interrupter protection. The requirements in NEC 406.4 (D) (4) are not included as part of this chapter. SPS 316.406(2)(2) Bathtub and shower space. Substitute the following wording for NEC 406.9 (C): Receptacles shall not be installed within or directly over a bathtub or shower stall. Exception: Weight supporting ceiling receptacles (WSCR) shall be permitted to be installed for listed luminaires that employ a weight supporting attachment fitting (WSAF) in damp locations complying with NEC 410.10 (D). SPS 316.406 NoteNote: See NEC 210.8 (A) (1) for GFCI requirements in a bathroom.
SPS 316.406 NoteNote: See NEC 210.11 (C) for requirements for bathroom branch circuits.
SPS 316.406 HistoryHistory: CR 08-047: cr. Register February 2009 No. 638, eff. 3-1-09; CR 13-042: Register November 2013 No. 695, eff. 12-1-13; CR 16-093: renum. SPS 316.406 to (1) and am., cr. (2) Register June 2018 No. 750, eff. 8-1-18; CR 26-016: cr. (1) (title), am. (1), r. and recr. (2) Register June 2026 No. 846, eff. 9-1-26. SPS 316.450SPS 316.450 Transformers and transformer vaults (including secondary ties), location. Substitute the following wording for NEC 450.41: Vaults containing oil-insulated transformers shall be located where the vaults can be ventilated to the outside air without using flues or ducts, except where a petition for variance is approved.
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administrativecode
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Department of Safety and Professional Services (SPS)
Chs. SPS 301-399 ; Safety, Buildings, and Environment
administrativecode/SPS 316.230(1)(b)
administrativecode/SPS 316.230(1)(b)
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