The Jefferson County Supplement to The 1999 National Electrical Code

After due consideration, the Jefferson County Board of Commissioners hereby adopts and promulgates the National Electric Code (NFPA-70), 1999 Edition, and the Uniform Administrative Code provisions for the National Electric Code, 1999 Edition, with the following deletions or additions, the following items which will be known as the Jefferson County Supplement to the National Electric Code. The Board also adopts any modifications to the National Electrical Code (NFPA-70), 1999 Edition, or the Uniform Administrative Code Provisions for the National Electrical Code, 1999 Edition, which may from time to time be adopted by the state Electrical Board pursuant to Section 12-23-104 C.R.S.

The following amendments to the Administrative Code Provisions for the National Electrical Code, 1999 Edition, are hereby adopted.

Sec. 101, Chapter One - Title. Add sentence: This code shall apply to the unincorporated area of Jefferson County.

Sec. 201(a) - General. Delete Section 201(a) in its entirety and substitute Section 104.2.1 of the Jefferson County Building Code.

Sec. 302(c) - Information on Plans and Specifications. Delete Section 302(c) in its entirety and substitute Section 106.3.3 of the Jefferson County Building Code.

Sec. 303(a) - Issuance. Delete Section 303(a) in its entirety and substitute 106.4.1 of the Jefferson County Building Code.

Sec. 304(a) of the Jefferson County Supplement to the 1999 National Electrical Code is hereby deleted and the following is added:

Sec. 304(a) Permit Fees. The following Fee Table is to be used to determine the permit fees for all electrical permits issued for work not in conjunction with an active building permit.

The following amendments to the National Electric Code (NFPA-70), 1999 Edition are hereby adopted.

Article 210-52(b)(1) - Dwelling Unit Receptacle Outlets. Delete - (1) in its entirety and substitute as follows:

(1) The two or more 20-ampere small appliance branch circuits required by Section 220-4(b) shall serve all receptacle outlets, including refrigeration equipment, in the kitchen, pantry, dining room, breakfast room or similar area of a dwelling unit. such circuits, whether two or more are used, shall have no other outlets and shall be limited to a maximum of four (4) outlets per circuit.

Article 336-4 - Uses Permitted. Delete in its entirety.

Article 336-4 - Add the following.

Type NM and NM-B Cables shall only be permitted to be used:

1. In one, two and multi-family dwelling units not exceeding three (3) floors above grade.

2. In structures other than dwelling units; provided structure does not exceed 8,000 (eight thousand) square feet in total area, or exceed a total occupant load of 100 (one hundred) occupants (as determined by the 1997 Uniform Building code), or exceed three (3) floors above grade.

For the purpose of this Article, the first floor of a building shall be that floor which is designed for human habitation and which has 50 (fifty) percent or more of its perimeter level with or above finished grade of the exterior wall line.

Exceptions:

1. Group H Occupancies - 1997 Uniform Building code Section 307.1 and Article 500 of the 1999 National Electric Code.

2. Group I Occupancies - 1997 Uniform Building Code Section 308.1 and Article 517 of the 1999 National Electric Code with preapproval.

3. Group U Occupancies - 1997 Uniform Building Code Section 312.1 and Article 547 of the 1999 National Electric Code.

4. Cables shall be identified for special occupancies.

Last Modified: Mar 28, 2009 10:16 PM