Off-Road Small Spark-Ignition Engine Emission Regulations

12.8 (1) Bicycle engines of the 2019 and later model years shall conform to the following standards:

• (a) subject to subsection (1.1), in the case of a bicycle engine with a complete fuel system,

  • (i) the exhaust emission standards for HC + NO_x and CO set out in paragraphs 105(a)(1) and 105(b) set out in subpart B of CFR 1051, and

  • (ii) the permeation emission standards set out in paragraph 110(a) and (b) of that subpart; and

• (b) in any other case, the standards set out in subparagraph (a)(i).

(1.1) If a bicycle has a dry weight of less than 20 kg when a bicycle engine with a complete fuel system is installed on it, the bicycle engine may, instead of conforming to the standards referred to in paragraph (1)(a), conform to

• (a) the exhaust emission standards referred to in paragraph 12.5(1)(b) for an engine that is designed to be used in a handheld machine; and

• (b) the evaporative emission standards referred to in subparagraph 12.7(1)(b)(iv) for an engine that is designed to be used in a handheld machine.

(2) Despite paragraph (1)(a), a bicycle engine that has a total engine displacement of 70 cm³ or less may, instead of conforming to the exhaust emission standards referred to in paragraph (1)(a), conform to the exhaust emission standards set out in paragraph 615(b) of subpart G of CFR 1051.

(3) The standards referred to in subsections (1) and (2) apply for the useful life set out in paragraph 105(c) of subpart B of CFR 1051 as if a bicycle were an off-highway motorcycle referred to in that paragraph.