§ 18-327. License classes; prerequisites for licensing.

(a)

Classes; authorized work. There shall be various classes of licenses under this division, and the holder of each license shall be authorized to do the following:

(1)

Demolition contractor class I. Demolition of any building, structure, or portion thereof, without limitation of height or size. All such work shall be performed by a licensed demolition contractor class I and shall be performed by or under the supervision of the holder of a demolition supervisor class I certificate of qualification.

(2)

Demolition contractor class II. Demolition of any building not more than three stories in height, excluding the basement. All such work shall be performed by a licensed demolition contractor class II and shall be performed by or under the supervision of the holder of a demolition supervisor class I or demolition supervisor class II certificate of qualification.

(3)

Electrical contractor class I. Installation, alteration, repair, or removal of any electrical equipment regulated by this chapter. All such work shall be performed by a licensed electrical contractor class I and shall be performed by or under the supervision of the holder of a master electrician certificate of qualification.

(4)

Electrical contractor class II.

a.

Maintenance or repair of an existing facility on property owned by the licensee or his employer;

b.

Assembly, installation, wiring, and connection of electric lighting fixtures and extending existing circuits not more than ten feet;

c.

Connection of new or replacement gas-fired heating equipment to existing electrical circuits, extension of existing circuits not more than ten feet, and installation of control circuits; or

d.

Assembly, installation, wiring, and connection of electric signs when such connection is limited to extension of existing circuits not more than ten feet.

All such work shall be performed by a licensed electrical contractor class II and shall be performed by or under the supervision of the holder of a master (limited) electrician or master electrician certificate of qualification.

(5)

Electrical contractor class III. Installation, alteration, repair, or removal of communication; fire alarm; burglar alarm; remote control; and other low-energy power, low-voltage power, signal, sound recording, and similar equipment regulated by this chapter. All such work shall be performed by a licensed electrical contractor class III and shall be performed by or under the supervision of the holder of an electrical supervisor or master electrician certificate of qualification.

(6)

Elevator contractor class I. Installation, alteration, modernization, maintenance, service, testing, or repair of any electric or electrohydraulic passenger or freight elevators, escalators, or moving walks. All such work shall be performed by a licensed elevator contractor class I and shall be performed by or under the supervision of the holder of an elevator supervisor class I certificate of qualification.

(7)

Elevator contractor class II. Installation, alteration, modernization, maintenance, service, testing, or repair of any hand-powered freight elevator, electric or hand-powered dumbwaiter, manlift, private residence elevator, chairlift, workmen's hoist, material hoist, conveyor, and related equipment. An elevator contractor class II license is also required for any person, firm, or corporation engaged only in the maintenance, service, or minor alteration of equipment covered by an elevator contractor class I license when such equipment is owned or operated by the person, firm, or corporation. All such work shall be performed by a licensed elevator contractor class II and shall be performed by or under the supervision of the holder of an elevator supervisor class I or elevator supervisor class II certificate of qualification.

(8)

Fire protection contractor class I. The installation, alteration, modernization, maintenance, servicing, repair, testing, and inspection of automatic sprinkler systems and standpipe systems for any and all types of occupancies, inclusive of all related underground fire lines and fire services and inclusive of, but not limited to, all appurtenances such as fire pumps; water storage tanks; fire control systems; automatic and manual water-spray and deluge systems; special extinguishing systems using carbon dioxide, foam, dry chemicals, or inert gas; and other such systems used for the control or extinguishment of fire. Backflow prevention devices are permitted to be installed, but they must be tested in accordance with city and state regulations. All such work shall be performed by a licensed fire protection contractor class I and shall be performed by or under the supervision of the holder of a fire protection supervisor class I certificate of qualification. A fire protection contractor class I shall place with the director of finance a cash deposit in the amount of $500.00. Should the contractor in any event fail to pay bills rendered by the city for any obligation, permit, service, or material, the amount of such bills shall be deducted from the deposit. Failure of the contractor to pay such bills or his failure to maintain the deposit in the full amount of $500.00 shall be cause for denial of the issuance of further permits.

(9)

Fire protection contractor class II. Installation, maintenance, testing, or repair of only dry, wet, or combination standpipe systems as defined in chapter 9 of the International Building Code or article II of this chapter; and installation of fire hydrant lines. All such work shall be performed by a licensed fire protection contractor class II and shall be performed by or under the supervision of the holder of a fire protection supervisor class I or fire protection supervisor class II certificate of qualification. A fire protection contractor class II shall place with the director of finance a cash deposit in the amount of $500.00. Should the contractor in any event fail to pay bills rendered by the city for any obligation, permit, service, or material, the amount of such bills shall be deducted from the deposit. Failure of the contractor to pay such bills or his failure to maintain the deposit in the full amount of $500.00 shall be cause for denial of the issuance of further permits.

(10)

Fire protection contractor class III. Installation, maintenance, testing, or repair of only special systems using carbon dioxide, foam, dry chemicals, or inert gas for the control or extinguishment of fire. All such work shall be performed by a licensed fire protection contractor class III and shall be performed by or under the supervision of the holder of a fire protection supervisor class I or fire protection supervisor class III certificate of qualification.

(11)

Gas-fired appliance contractor. Installation, erection, alteration, repair, servicing, or resetting of gas-fired appliances other than warm air heating units, but including water heaters of not more than 100 gallons' storage capacity; and installation of low-voltage wiring not exceeding 48 volts when such wiring is not enclosed in conduit or raceway. All such work shall be performed by a licensed gas-fired appliance contractor and shall be performed by or under the supervision of the holder of a gas-fired appliance supervisor or master plumber certificate of qualification.

(12)

Heating and ventilating contractor. Installation, alteration, servicing, replacement, repair, or maintenance of heating, duct, and ventilation systems; connection of a humidifier which is part of a heating system to an existing potable water supply system within a building; connection of gas piping from the nearest cutoff valve to the burner of a warm air heating system; connection of control wiring to an existing control box; and installation, alteration, servicing, replacement, removal, or repair of air conditioning units of not more than 7½ ton capacity which are part of an air circulation unit. All such work shall be performed by a licensed heating and ventilating contractor and shall be performed by or under the supervision of the holder of a heating and ventilating supervisor certificate of qualification. Additionally, the installation of a replacement residential water heater that is connected to existing piping systems and is under the administration of the Department of Neighborhood and Community Services Property Preservation Division may be performed by a licensed heating and ventilating contractor.

(13)

Pipe fitting contractor. Installation, maintenance, repair, and servicing of refrigeration equipment; installation and servicing of low-pressure hot water and steam heating systems; installation of any system containing or connected to a boiler designed to operate under a steam pressure greater than 15 pounds per square inch; installation of any system containing or connected to an unfired pressure vessel designed to operate under a pressure greater than 15 pounds per square inch; installation of industrial or chemical piping designed to operate under a pressure greater than 15 pounds per square inch; installation of pipe insulation; and installation of low-voltage wiring which does not exceed 48 volts when such wiring is not enclosed in conduit or raceway. All such work shall be performed by a licensed pipe fitting contractor and shall be performed by or under the supervision of the holder of a master pipe fitter certificate of qualification.

(14)

Plumbing contractor. Installation, maintenance, repair, servicing, and testing of all sanitary plumbing and potable water supply piping, and appliances connected thereto, including gas piping, and the complete installation of water heaters; the installation of piping for transmission of chemicals and gases where regulated by this code; the installation of gas ranges, domestic gas incinerators, gas dryers, and other gas-fired appliances; the installation of steam heating plants carrying pressures not exceeding 15 pounds per square inch gauge steam pressure; the installation of hot water heating plants carrying pressures not exceeding 30 pounds per square inch gauge hot water pressure; and installation of low-voltage wiring not exceeding 48 volts for gas-fired appliances and water heaters when such wiring is not enclosed in conduit or raceway. All such work shall be performed by a licensed plumbing contractor and shall be performed by the holder of a journeyman plumber or master plumber certificate of qualification, or other direct plumbing employee with on-site supervision by a certified journeyman or master plumber. All plumbing work shall be performed under the supervision of the holder of a master plumber certificate of qualification. As a condition for obtaining and maintaining a plumbing contractor license and before any permit for work requiring excavation on any street, alley, public place, or easement shall be issued, the applicant for such license or permit shall have placed with the director of finance a cash deposit of not less than $500.00. This money shall be maintained and held as a special deposit to protect the city on account of any expense it may incur in repairing, refilling, paving, or resurfacing any cut or excavation, or for repairing any damages to any city-owned utility as a result of work done under such permit. Should the contractor fail to pay bills rendered by the city for any obligation, permit, service, or material, the amount of such bills shall be deducted from the deposit. Failure of the contractor to pay such bills or failure to maintain the deposit in full shall be cause for denial of issuance of further permits. Certain excavation permits shall require the contractor to post additional restoration deposit fees of up to $50,000.00 with the director of finance in accordance with chapter 64.

(15)

Refrigeration contractor. Installation, maintenance, repair, servicing, or alteration of a system of mechanical refrigeration or a system where refrigerant piping must be installed or where a refrigerant-containing part must be cut into for connection or assembly; installation of pipe insulation; and installation of low-voltage wiring which does not exceed 48 volts when such wiring is not enclosed in conduit or raceway. All such work shall be performed by a licensed refrigeration contractor and shall be performed by or under the supervision of the holder of a refrigeration supervisor or master pipe fitter certificate of qualification.

(16)

Residential building contractor. Constructing, structurally altering or enlarging any one- or two-family detached dwelling or townhouse including detached accessory buildings in excess of 400 square feet in area thereto as regulated by article III of this chapter. All such work shall be performed by a licensed residential building contractor and shall be performed by or under the supervision of that licensed residential building contractor's qualified supervisor or by building trades subcontractor(s), not otherwise required to be licensed under this article, to the licensed residential building contractor holding a valid building permit and under the direction of that licensed residential contractor's qualified supervisor.

(17)

Sign contractor. Installation, maintenance, or repair of off-premise advertising (billboards or other outdoor advertising making use of rental panels or paint boards) and/or on-premise advertising (outdoor advertising making use of media other than rental panels or paint boards). All such work shall be performed by a licensed sign contractor and shall be performed by or under the supervision of the holder of a sign supervisor certificate of qualification. If electrical wiring is involved, an electrical contractor class I or class II license is also required.

(b)

Indemnity insurance.

(1)

Required. The following classifications shall, as a condition precedent to issuance, maintenance, or renewal of a license, furnish to the department of city planning and development a certificate of insurance issued by a company approved by the director of finance: demolition contractor class I, demolition contractor class II, fire protection contractor class I, fire protection contractor class II, plumbing contractor, residential building contractor and sign contractor.

(2)

Policy requirements. The contractor shall provide a certificate of insurance indicating insurance meeting the following requirements:

a.

The policy shall provide for liability insurance with a minimum aggregate limit of $1,000,000.00 per occurrence.

b.

The city shall be added as an additional insured to such policy by separate endorsement; except that no such endorsement shall be required for a residential building contractor unless such contractor will be performing work in the public right-of-way.

c.

The policy shall contain a separate endorsement requiring the insurance company to notify the city in writing of any change in or cancellation of such policy at least 30 days prior thereto, or ten days in the event of cancellation due to nonpayment of premium.

d.

The insurance certificate shall be produced by a company having a current A.M. Best rating of B+ V or better and licensed to do business in the state of Missouri.

e.

Before the license is issued, and annually thereafter, the contractor shall deposit with the city a certificate of insurance evidencing that the coverage required by this subsection is in force and that the endorsements required by subsections (b)(2)b and c of this section have been issued.

(3)

Failure to maintain the required insurance shall be grounds for automatic suspension of a license and for denial of further permits and inspections.

(Ord. No. 040477, § 1, 8-12-04; Ord. No. 040580, § 2, 12-16-04; Ord. No. 071193, § 1, 1-3-08; Ord. No. 080491, § 1, 5-29-08; Ord. No. 120375, § 1, 5-24-12)