(1) The driver's minimum age is to be 21 years, and the driver must possess a valid:

(a) First-aid card.

(b) Washington operator's license.

(2) The patrol may refuse to approve the permit or in the case of a permit which lists multiple operators/drivers may refuse to approve any single operator/driver if the applicant/operator/driver:

(a) Has been convicted of a felony during the ten years preceding the date of the application provided the felony for which the applicant was convicted directly relates to the specific occupation, trade, vocation, or business for which the certificate or permit is sought;

(b) Has ever been convicted of any Class A felony or any "sex offense" as defined in RCW 9.94A.030, regardless of the state of conviction;

(c) Has been convicted of DUI as defined in chapter 46.61 RCW, or convicted of a similar offense regardless of the state of conviction, within the last seven years;

(d) Has been convicted of reckless driving, or a hit-and-run, within the last seven years;

(e) Has been convicted of a gross misdemeanor within the last five years;

(f) Has been convicted of any misdemeanor within the last year; or

(g) Must register as a sex offender.

Crimes referenced in this section are as defined in the criminal code as they exist at the time of the violation, as they now exist or may later be amended in the state of Washington. Out-of-state convictions for offenses will be classified according to the comparable offense definitions and sentences provided by Washington law.