NRS 643.110
Examinations: Effect of failure to pass.
1.
Except as otherwise provided in subsection 2, an applicant for a license as a barber who fails to pass the examination conducted by the Board must continue to practice as a licensed apprentice for an additional 3 months before he or she may retake the examination for a license as a barber.2.
An applicant for a license as a barber who is a cosmetologist licensed pursuant to the provisions of chapter 644A of NRS and who fails to pass the examination conducted by the Board must complete further study as prescribed by the Board, not exceeding 250 hours, in a barber school approved by the Board before he or she may retake the examination for a license as a barber.3.
An applicant for a license as an apprentice who fails to pass the examination provided for in NRS 643.080 must complete further study as prescribed by the Board in a barber school approved by the Board before he or she may retake the examination for a license as an apprentice.4.
An applicant for a license as an instructor who fails to pass the examination provided for in NRS 643.1775 may retake the examination for a license as an instructor. If the applicant retakes the examination:(a)
Not later than 1 year after taking the initial examination, the applicant is not required to complete further study in a barber school before he or she may retake the examination; and(b)
Later than 1 year after taking the initial examination, the applicant must complete 250 hours of further study in a barber school approved by the Board each time before he or she may retake the examination for a license as an instructor.
Source:
Section 643.110 — Examinations: Effect of failure to pass., https://www.leg.state.nv.us/NRS/NRS-643.html#NRS643Sec110.