- CFR 90
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CFR 90 means subchapter C, part 90, of the CFR, as it existed on July 1, 2020. (CFR 90)
- CFR 1051
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CFR 1051 means subchapter U, part 1051, of the CFR, as amended from time to time. (CFR 1051)
- CFR 1054
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CFR 1054 means subchapter U, part 1054, of the CFR, as amended from time to time. (CFR 1054)
- CFR 1060
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CFR 1060 means subchapter U, part 1060, of the CFR, as amended from time to time. (CFR 1060)
- CFR 1068
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CFR 1068 means subchapter U, part 1068, of the CFR, as amended from time to time. (CFR 1068)
- diurnal emissions
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diurnal emissions means evaporative emissions that occur as a result of the venting of fuel tank vapours during daily temperature changes while the engine is not operating. (émissions diurnes)
- model year
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model year means the year, as determined under section 4, that is used by a manufacturer to designate a model of engine. (année de modèle)
- useful life
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useful life means the period of time or use in respect of which an emission standard applies to an engine, attached fuel line or attached fuel tank as set out in section 12.5 and subsections 12.7(1) and 12.8(3). (durée de vie utile)