[R.O. 1966 C.S. § 3:1-44]
a. 
Definitions. As used in this section:
COMMERCIAL FUEL
Shall mean liquid or gaseous fuel normally produced, manufactured, used or sold for the purpose of creating useful heat.
FUEL MERCHANT
Shall mean any person who stores, offers for sale or sells commercial fuel in retail or wholesale trade, excluding agents, brokers, wholesalers, distributors or producers who sell commercial fuel for use in single steam and/or electric power generating facilities having rated hourly capacities that equal or exceed 200,000,000 BTU gross heat input, or in a group of steam and/or electric power generating facilities at one location having a combined rated capacity which equals or exceeds 400,000,000 BTU gross heat input.
FUEL OIL
Shall mean a liquid or liquefiable petroleum product burned for lighting or for the generation of heat or power and derived directly or indirectly from crude oil.
SSU VISCOSITY
Shall mean the number of seconds it takes 60 cubic centimeters of an oil to flow through the standard orifice of a Saybolt universal viscometer.
VISCOSITY
Shall mean the measure of a fluid's resistance to flow.
b. 
Commercial Fuel Oil. No fuel merchant shall store, offer for sale, sell, deliver for use or exchange in trade, for use in Newark, and no person shall use commercial oils which contain sulfur in excess of the percentages by weight set forth in the following table:
Grades of Commercial Fuel
Classification by SSU Viscosity at 100 F
Percent Sulfur by Weight
No. 2 and lighter
Less than or equal to 45
0.2%
No. 4
Greater than 45 but less than 145
0.3%
No. 5, No. 6 and heavier
Equal to or greater than 145
0.3%