The following sections of the 2017 National Electric Code Code are hereby added, amended, revised, and changed as follows:
110.12 (C) Mechanical Execution of Work. Add a new Subsection (C) as follows:
(C) Connection to Existing Services, Feeders, Circuits and Loads. Any person and/or company that installs, alters, repairs or modifies electrical circuits, devices, fixtures, appliances, equipment and related electrical components, shall be responsible for assuring that the existing service, feeders, circuits and the like, are capable of supporting the new loads and that any work performed will not undermine, compromise or make unsafe any portion the electrical system.
1) The connection of any new or modified circuits to existing services, feeders, circuits and/or loads shall not cause those existing conditions to become compromised or overloaded. Correction, alteration, modification or other measures shall be performed to maintain the components of the existing electrical system in a reasonable condition. Depending on the amount of work involved, a separate permit may be necessary. It shall be the installers' responsibility to ensure that existing conditions are capable of handling the electrical installation approved by the permit, including electrically, mechanically and structurally.
2) During the course of the installers' work, existing electrical conditions found to be significantly deficient shall be corrected to a reasonable condition as determined by the Riverwoods Electrical Inspector.
a) For the purposes of this section, the term significantly deficient shall mean; As determined by the Riverwoods Electrical Inspector, a condition observed to the wiring methods, materials and/or overall installation of any part of an existing electrical installation that appears to be an increased fire, shock, overload and/or other safety hazard."
110.26 (D)(1) Illumination. Add a new Paragraph (1) as follows:
(1) In other than dwelling units, at least one self-contained battery-operated emergency light, connected to the local lighting circuit, ahead of any switching, shall be required in all electrical closets, switchgear rooms, fire sprinkler rooms and generator rooms.
210.11(C)(5) Radon Receptacle & Circuit. Add new Paragraph (5) as follows:
(5) 1. When a dwelling unit is equipped with a passive radon pipe as part of new construction or remodeling, a 125 volt 15 or 20 amp circuit and single receptacle shall be provided in the attic within two feet of vertical section the PVC radon pipe that is penetrating the roof. The receptacle cover shall be marked "For Radon System" and shall indicate what circuit breaker number is for this receptacle. The receptacle shall be at least 12 inches higher than the insulation level (if applicable) near the radon pipe and shall not be installed at a height requiring a ladder within the attic. The receptacle shall be a single receptacle. The circuit shall be a dedicated circuit and shall not be part of a multi-wire branch circuit (network) and shall not be AFCI or GFCI protected. The receptacle shall not be required to be TR type.
2. On existing dwellings when a radon mitigation system is installed, an electrical permit shall be obtained prior to any work and applicable inspections are required. All work shall be installed in accordance to the National Electrical Code and amendments in effect. Note, the permit and inspections are not for the radon system or its installation and is only for the electrical work. This provision is not intended to regulate radon mitigation system installations or supersede any state, federal or other governmental Radon licensing and/or installations requirements by such agencies having jurisdiction.
210.52(G)(1) Add New Section: Conduit For EV Charging Equipment
In new residential construction, a minimum of one ¾" (nominal trade size) metallic rigid, IMC or EMT conduit shall be installed from the electrical panel to a 4-11/16" deep electrical junction box located in the garage for future electrical vehicle charging equipment. A blank cover shall be installed on the 4-11/16" junction box. The electrical panel from which conduit originates shall have provisions for adding the future 2 pole breaker and the availability to add at least a 60 amp load to the electrical panel.
210.70(A)(2)(1) Additional Locations. In subparagraph 210.70(A)(2)(1) add the following phrase at the end of the sentence:
"and closets over 36 inches deep or 24 square feet in area."
230.11 Additional Service Standards. Insert a new Section 230.11 as follows:
(A) Service Entrance Conductors. Overhead service entrance conductors shall be installed in rigid metal conduit or intermediate metal conduit with a panelboard containing not less than twenty (20) circuits.
1) Mini breakers shall not be permitted in new construction.
2) Up to two mini breakers shall be permitted for remodeling work provided the existing Panel(s) does not already contain any mini breakers.
(B) Residential Sub-panels. Sub-panels shall be permitted with no load calculation and without special permission, provided the sub panel is protected by a circuit breaker and/or fuse no larger than 60 amps located in the distribution panel from which the sub-panel is to be fed.
(C) Residential Occupancies. Those conductors which supply all the current consumed by an individual apartment or dwelling unit shall have a rating not less than the load required, but in no event less than the following:
1) Dwelling units of any size shall have a 100 ampere minimum rating; except that dwelling units in excess of 2,000 square feet shall have a 200 ampere minimum rating and dwelling units over 4,000 square feet shall have a 400 ampere minimum rating.
a) For the purposes of this section, the measurement of square footage shall be measured from outside wall to outside wall and shall include basements (finished or unfinished), crawl spaces, and garages.
2) Services up to 200 amperes shall have one disconnecting means. Two separate disconnecting means for a 400 ampere service will be permitted to allow a 400 amp residential service with two, 200 amp main disconnects with each connecting to its own 200 amp panel. Three separate disconnecting means for a 600 ampere service will be permitted to allow a 600 amp residential service with three, 200 amp main disconnects with each connecting to its own 200 amp panel.
(D) Shunt Trip. 230.70(A)(3) shall apply.
(E) Reduced Neutrals. Reduced neutrals are permitted only by special permission of the Riverwoods Electrical Inspector.
(F) Copper Conductors. Copper conductors shall be used on the load side of all services.
230.12 Underground Service Conductors Required. Add a new Section 230.12, entitled "Underground Service Conductors Required" to read as follows.
All new residential construction shall have underground service conductors.
Exception: The Director of Community Services may waive this requirement in the event this would necessitate burying a service conductor beneath a public or private street.
230.43 Wiring Methods for 1000 Volts, Nominal or Less. Delete the following as authorized methods:
(1) Open wiring on insulators
(2) Type IGS cable
(5) Electrical Metallic Tubing
(6) Electrical non-metallic tubing (ENT)
(7) Service entrance cables
(12) Cablebus
(13) Type MC cable
(14) Mineral-insulated, metal-sheathed cable
(15) Flexible metal conduit not over 6 ft. (1.83m) long between raceways, or between raceway and service equipment, with equipment bonding jumper routed with the flexible metal conduit or the liquid tight flexible metal conduit according to the provisions of Section 250-102(a),(b)
(16) Liquid tight flexible nonmetallic conduit
230.43(11) Wiring Methods for 1000 Volts, Nominal or Less. Delete Paragraph 230.43(11) concerning rigid PVC conduit and replace it with the following:
(A) Rigid nonmetallic (PVC) electrical conduit schedule 40 or 80 shall be permitted to be used underground only.
(B) Elbows and nipples extending above grade shall be RMC, IMC, aluminum rigid or PVC where permitted by 352.10 and 352.10 as amended.
(C) Elbows or nipples extending into a ground level Commonwealth Edison or privately-owned transformer, PVC with a PVC connector and bushing shall be permitted.
(D) Rigid nonmetallic (PVC) electrical conduit schedule 80 shall be permitted to be used above or below ground for temporary construction power, temporary services, temporary extensions to devices such as receptacles and lights during construction activities but shall be removed once construction activities have ended and the permanent wiring methods have been installed and commissioned.
230.44 Cable Trays. Delete entire Section.
230.70(A)(1) Readily Accessible Location. Add an exception to Paragraph (A) to read as follows:
(A) Exception: Services for one and two-family dwellings (new and service upgrades and/or revisions) shall have the service disconnect(s) located outside (exterior of the building) in the meter enclosure and/or an approved disconnect located immediately adjacent to the meter.
230.70(A)(3) Remote Control - Shunt Trip. Add new subparagraph (A) as follows:
(A) In other than one and two family dwellings, the need for installation of and location of a Knox-Box shunt trip switch that shall deactivate the main disconnects of all electrical services shall be determined by the Lincolnshire Riverwoods Fire Protection District when any of the following conditions apply:
1. When an additional electrical service is added to a building and/or an existing electrical service is modified and the service disconnects are not grouped together.
2. New construction and/or renovation where more than one service supplies the same occupant and/or address and the service disconnects are not grouped together.
3. New construction and/or renovation when the main disconnects are not grouped together and/or there are more than 6 disconnects.
4. New construction and/or renovation where there is a complicated or unusual building and/or occupant space and/or electrical room layout as determined by the Riverwoods Fire Marshal.
Exception: Electrical services supplying fire pump systems.
250.50 Grounding Electrode System. Add new language at the end of the existing Section 250.50 to read as follows:
All grounding electrode conductors shall be:
(1) Enclosed in metal raceway or metal conduit.
Exception 1: PVC conduit shall be permitted when installed in accordance with Article 352, as modified by local amendments.
Exception 2: Concealed grounding electrode conductors from an underground meter enclosure to a ground rod and jumper between ground rods shall not be required to be in conduit provided the conductor is buried below grade by at least 12".
(2) A proper sized bonding jumper shall also be installed across the water meter.
250.52(5) Rod and Pipe Electrodes. Delete (a) and (b) and replace with:
(a) All electrodes shall be copper or copper clad.
(b) All services shall have a minimum eight (8) foot by 5/8-inch nonferrous or copper clad ground rod installed at the meter fitting and be connected to utility company's neutral bus as well as bonded to the meter enclosure.
250.68(C) Metallic Water Pipe and Structural Metal. Delete Paragraph 2 in its entirety.
250.68(D) Grounding Electrode Conductors; Steel Grounding. Add a new Subsection D to read as follows:
(D) Grounding electrode conductors that utilize building steel as the grounding electrode shall;
1. Have an irreversible connection between:
a. conductor and attachment lug
b. lug to building steel
c. conductor to building steel if directly attached.
2. Irreversible connections can include:
a. exothermic welding
b. high-press compression
c. listed bolt on connections with break off / shear pin features
d. other listed components
310.15(B)(7) 120/240 Volt, Three (3) Wire, Single-Phase Dwelling Services and Feeders. Delete subsection in its entirety.
310.106(B) Conductor Material. Delete section in the entirety and replace with:
"Conductors in this Article shall be copper unless otherwise approved by the Riverwoods Electrical Inspector"
Delete column referencing Table 310.106(A) Aluminum or Copper-Clad Aluminum.
314.27 (C)(1) Requirements for Paddle Fan Outlets & Supports. Add a new Subsection
(C) (1) to read as follows:
(1) In dwelling units when a ceiling outlet box is supplied in the center or near center of a ceiling footprint (where a paddle fan can be installed) outlet boxes suitable for supporting fans as required by 314.27(c) shall be installed in the following locations:
a. sleeping rooms,
b. family rooms,
c. studies,
d. dining rooms,
e. great rooms,
f. living rooms, foyers, and
g. other similar rooms.
Exception: When an electrical and/or mechanical lift or hoisting device is installed that is manufactured for the purpose of raising and/or lowering a luminaire and/or paddle fan, no additional boxes shall be required other than what is specified by the manufacturer of the lift or hoist. Any such lift or hoist shall be listed for the purpose.
320.10 Armored Cable - Uses Permitted. Delete entire paragraph and replace with:
1. For remodeling work where fished through finished wall, floors and ceilings. The maximum exposed run of armored cable that feeds into the finished section shall not exceed 6 feet.
2. For remodeling work in dwelling units where lighting (such as recessed cans) or junction boxes for luminaires are installed in ceilings where there is an accessible or inaccessible attic above the ceiling and ceilings below upper floors where there is no access.
3. As a whip, not exceeding 6 feet:
a. From junction boxes to luminaire (such as lay-in fixtures and recessed cans).
b. As a daisy chain whip, no longer than 6 feet, from luminaire to luminaire, when the luminaire is listed for pass through wiring and when it will be concealed above a finished ceiling.
c. Connection to appliances, equipment, pumps, motors and similar apparatus.
330.10 MC Cable - Uses Permitted. Delete entire paragraph and replace with:
1. For remodeling work where fished through finished wall, floors and ceilings. The maximum exposed run of armored cable that feeds into the finished section shall not exceed 6 feet.
2. For remodeling work in dwelling units where lighting (such as recessed cans) or junction boxes for luminaires are installed in ceilings where there is an accessible or inaccessible attic above the ceiling and ceilings below upper floors where there is no access.
3. As a whip, not exceeding 6 feet:
a. From junction boxes to luminaire (such as lay-in fixtures and recessed cans).
b. As a daisy chain whip, no longer than 6 feet, from luminaire to luminaire, when the luminaire is listed for pass through wiring and when it will be concealed above a finished ceiling.
c. Connection to appliances, equipment, pumps, motors and similar apparatus.
334 Nonmetallic-Sheathed Cable. Delete entire Article 334.
334. 10 Non-Metallic Cable - Uses Permitted. Delete entire Article and replace with:
"Non-Metallic Cable (NM) cable shall be permitted to be used for temporary wiring of a construction site when installed in accordance with Article 590."
338 Service Entrance Cable. Delete entire Article 338.
348.10 FMC - Use Permitted. Delete entire section and replace with the following:
"The use of flexible metallic conduit and fittings shall be permitted as specified in (A) through (G)."
(A) In lengths not exceeding six (6) feet except where fished.
(B) Exposed or concealed where needed for flexibility (including for vibration) to utilization equipment, appliances and transformers.
(C) Fixture whips not exceeding 6 feet.
(D) In remodeling work where, in the opinion of the Riverwoods Electrical Inspector, the installation of electrical metallic tubing presents a hardship. The maximum exposed run of FMC shall not exceed three (3) feet.
(E) Applications when in the opinion of the Riverwoods Electrical Inspector other methods are not practical or appropriate.
(F) When part of a listed assembly or equipment and attached by the manufacturer such as a generator ATS controller. Un-necessary lengths shall be shortened to length needed to allow for the installation unless shortening the length violates the listing.
(G) Ground conductors (EGC) shall be provided in all FMC installations and shall be sized and installed in accordance with article 250.
352.10 RNC - Uses Permitted. PVC conduit, schedule 40 or 80, shall be permitted for use in the following applications.
(A) Exterior and Underground:
(1) Underground or below slabs and with voltages of less than 600 volt for:
(2) Service entrance conductors
(3) Feeders
(4) Branch Circuits.
(5) Control circuits.
(6) Underground installations shall be permitted under typical surface areas including:
(a) Grass, gravel, asphalt, pavers, concrete.
(b) Walkways, patios, driveways, parking lots, yards.
(c) For nominal voltage systems of 120 through 480 volts, PVC shall not be permitted above grade.
Exceptions:
a. Stub-ups: Underground PVC shall be permitted to be stubbed-up above grade where it transitions to EMT, rigid metallic steel conduit, aluminum rigid conduit or IMC. PVC stub-ups shall not exceed 12 inches. Where necessary, PVC stub-ups shall be protected from damage by appropriate barriers. Stub ups not exceeding 12" shall be permitted to enter other than one & two family dwellings to connect into enclosures, boxes, switchboards and similar.
b. PVC shall be permitted above and below grade for low voltage systems. For the purpose of this article, low voltage shall mean 50 volts or less (ac or dc) and/or up to 70 volts for audio/paging systems. Uses can include:
1. Swimming pool lights.
2. Swimming pool controls.
3. Landscape lighting.
4. Signal, coax, fiber optic, phone, computer, data, communication wire.
5. HVAC controls (i.e.: thermostat wiring).
6. Building automation wiring.
7. Alarm, CCTV, security systems, access control systems.
8. Audio / sound systems.
9. Low voltage lighting systems.
10. Sleeves for future low voltage wiring.
(B) Interior:
(1) In dwelling and non-dwelling applications, unless prohibited elsewhere in code, PVC conduit shall be permitted for low voltage applications exposed and concealed. Uses can include:
(2) Swimming pool lights.
(3) Swimming pool controls.
(4) Landscape lighting.
(5) Signal, coax, fiber optic, phone, computer, data, communication wire.
(6) HVAC controls (i.e.: thermostat wiring).
(7) Building automation wiring.
(8) Alarm, CCTV, security systems, access control systems.
(9) Audio / sound systems.
(10) Low voltage lighting systems such as; under cabinet lights.
(11) Sleeves for future low voltage wiring.
(12) PVC shall not be permitted in plenum ceilings.
(C) Temporary wiring and services.
(1) RNC shall be permitted for temporary wiring associated with construction sites and special events.
(2) RNC shall be permitted for temporary wiring associated with temporary services for construction sites and feeders to construction trailers.
(3) When used for temporary wring, RNC shall be permitted above and below grade, interior and exterior, on or beneath finished surfaces.
(D) Grounding:
(1) In one and two unit dwellings, RNC shall be permitted as a conduit to be used with a Grounding Electrode Conductor (GEC) or its jumpers, inside or outside, above or below grade, concealed or on finished surfaces.
(2) When used underground or underslab (inside or outside) and then extending above grade or floor, no transition is required to RMC. Uses can include:
a. Between service panel and grounding electrode(s).
b. Between meter enclosure containing a main disconnect and grounding electrode(s).
c. Between multiple grounding electrodes.
(E) Special Conditions. RNC shall not be installed where exposed without special permission except as permitted in this amendment. RNC may be considered for special circumstances and approved by written request for special permission. Possible uses could be wet locations, exposure to chemicals or special corrosive environments (interior and/or exterior of a structure).
354 Nonmetallic Underground Conduit. Delete entire Article.
355 Reinforced Thermal Resin Conduit (RTRC). RTRC shall be permitted in accordance with amendment pertaining to PVC in Section 352.10
358.12 EMT - Uses Not Permitted. Add the following as conditions when EMT shall not be used:
(7) For enclosing service entrance conductors.
(8) In ground level floor slab that is in contact with the earth.
360 Flexible Metal Tubing (FMT). Delete entire Article and replace with:
"FMT shall be permitted to remain where already installed. FMT shall not be reused once removed or when still attached to a light fixture and the light fixture is relocated."
362 Electrical Nonmetallic Tubing. Delete entire Article.
366 Auxiliary Gutters. Amend Article 366 to prohibit the use of Nonmetallic Auxiliary Gutters.
370 Cable Bus. Delete entire Article.
376.10 Metal Wireways - Uses Permitted. Delete entire subsection and replace with:
"The use of wireways shall be permitted as follows:
(1) For exposed work;
(2) In concealed spaces only in accordance with Section 640.24; and
(3) In wet locations, where listed for the purpose."
376.12 Wireways - Uses Not Permitted. Delete entire subsection and replace with:
Metal Wireways shall not be permitted under the following conditions:
(1) Where potentially subject to severe physical damage or corrosive vapors;
(2) For service entrance conductors;
(3) In suspended ceiling spaces; and
(4) In hazardous (classified) locations.
378 Nonmetallic Wireways. Delete entire Article.
382 Nonmetallic Extensions. Delete entire Article.
388 Surface Nonmetallic Raceways. Delete entire Article.
394 Concealed Knob-and-Tube Wiring. Delete entire Article.
396 Messenger Supported Wiring. Delete entire Article.
398 Open Wiring on Insulators. Delete entire Article.
410.16(D) Luminaire Requirements in Clothes Closets. Add a new subsection D, as follows:
"A luminaire (fixture) shall be installed in all closets over 36" deep or 24 square feet in area."
410.44(A) Flexible fixture whips. Add a new subsection (A) as follows:
(A) "All flexible fixture whips for 277 volt lighting applications shall have an equipment grounding conductor to be sized no smaller than #16 AWG. Terminated ends shall be securely attached to fixtures and junction boxes with an approved attachment device."
410.117(C) Tap conductors. Delete the second sentence and replace it with the following:
"Such tap conductors shall be in metallic raceway of at least four (4) feet (1.22m) but not more than six (6) feet (1.83m) in length."
645.5(E)(1) Installation Requirements for Branch Circuit Supply Conductors Under a Raised Floor.
Delete the following wiring methods:
(b)(2) rigid nonmetallic conduit
(b)(5) electrical nonmetallic tubing
(b)(7) nonmetallic wireway
(b)(9) surface nonmetallic raceway
(b)(12) Liquid tight flexible non-metallic conduit
(b)(13) MI cable
(b)(14) MC cable
(b)(15) AC cable
Modify the following wiring methods:
(b)(10) Flexible metal conduit permitted in lengths not exceeding 6 feet and with a green equipment grounding conductor (EGC) sized in accordance for the circuit per article 250.
(b)(11) Liquid tight flexible metal conduit permitted in lengths not exceeding 6 feet and with a green equipment grounding conductor (EGC) sized in accordance for the circuit per article 250.
(b)(16) Associated metallic boxes, enclosures, straps, fittings and related hardware.
680.11 Underground Wiring Location. Delete the following:
"or type MC cable"
Amend Section 680.23, "Underwater Luminaires" by deleting the language in Subsection (A)(4), entitled "Voltage Limitation" in its entirety and replacing it with the following:
680.23(A)(4) Voltage Limitation.
All underwater luminaires (pool lights located in the pool) shall be listed by a recognized testing laboratory such as UL, ETL, CSA and with a rating of not more than 24 volts between conductors. All under water luminaires shall be connected to a transformer that is listed for use with swimming pools. The line side of the transformer shall be connected to the load side of a Class-A GFCI protective device.
680.25(B) Delete entire sentence and change to:
Aluminum and Stainless Steel Conduit. Aluminum and stainless steel conduit shall not be permitted in the pool area where subject to corrosion.
690.4(C)(1) Qualified Personnel. Add a new subsection (1) as follows:
(1) Qualifications. The installation, servicing or otherwise working on photovoltaic systems shall be performed by qualified persons as required by 690.4(C) who shall provide documentation that any such work performed was done under the on- site supervision of an individual qualified to work on photovoltaic systems, as evidenced by credentials from a recognized photovoltaic training provider.
700.10(A)(3) Wiring, Emergency Systems. Add the following (3) in section (A) IDENTIFICATION
(3) In addition to the requirements stated in 700.10(A)(1) and (2), the following shall apply.
In other than dwelling units where the building and/or tenant space emergency lighting and/or exit signs are supplied by circuits from a permanently installed backup generator, the junction box at the point of connection to the luminaire shall be identified on the outside of the box and cover plated by a distinctive fluorescent yellow paint or by other approved means. Paint shall not be required when the junction boxes are exposed and would conflict with the building cosmetics (in those situations other approved identification will be required).
Exception: If colored conduits, boxes or cover plates are part of the design and/or specifications, other approved methods shall be used so as not to interfere or cause confusion of boxes, plates or conduits identified by color for other purposes.
720.1 Circuits and Equipment Operating at Less Than 50 Volts. Add new Subsections (A), (B) and (C) as follows:
(A) Low Voltage Definition: For the purposes of this amendment, "low voltage" shall mean wiring systems that operate at 50 volts (or less) ac and/or dc, signal and/or communication wiring, temperature control, building automation and structured wiring. Common wiring that falls under this category include: phone, data, internet, communications, alarm (all types), CCTV, coax, antennae (and dish), thermostat, lighting systems and similar.
(B) Permit and Inspection Required: Low voltage wiring system installation and extensions shall be required to obtain permits and be inspected. This includes but is not limited to low voltage systems inside commercial, industrial, shopping centers, and/or any building where children may be expected to enter and or remain for a period of time. This also includes buildings where the public may be expected to assemble and homes engaging in the business of childcare services, hair salons, and other undertakings where children may be expected to be present.
Exception 1. One and two-family dwellings.
Exception 2. Non-common individual dwelling units within a larger building such as a condominium building.
Exceptions 3. Extensions within an area that does not require low voltage wiring to extend above ceilings or through walls if such wiring does not terminate in open sockets or other open source of voltage that may be contacted by the public.
(C) Contractor Provisions: Low voltage wiring system installation shall be permitted to be installed by:
1) Licensed Electrical Contractor.
2) Licensed Low Voltage Electrical Contractor.
3) State of Illinois Licensed Alarm Contractor.
4) HVAC Contractor.
5) In house IT, maintenance or other authorized personnel by the tenant, owner or management agency provided the tenant, owner or management agency obtains a general contractors license.
Exception 1. This shall not be construed as superseding any State or Federal laws requiring specific licenses for alarm (or related) work, or other specialty work requiring special licensing from other agencies for specific work performed. (Ord. 19-09-16, 9-17-2019)