### Question
How is the term new defined?


### Answer
The term **new** is defined in *40 CFR § 87.21* as the following:

> an engine, vehicle, or piece of equipment that is not covered by a certificate of conformity issued under this part at the time of importation, and that is manufactured after the effective date of a regulation issued under this part which is applicable to such engine, vehicle, or equipment (or which would be applicable to such engine, vehicle, or equipment had it been manufactured for importation into the United States

#### Citation:
  - *40 CFR § 87.21*
