After passing the appropriate New Hampshire CDL knowledge exams, what Commercial Learner Permit (CLP) rule applies before a skills test?

1. The CLP is valid for 30 days and the skills test may be taken immediately
2. The CLP is valid for 180 days and the applicant must wait at least 14 days before attempting the skills test
3. The CLP is valid for one year and there is no minimum waiting period
4. The CLP is optional if the applicant already has a noncommercial driver license