US lawNevadaRegulationsChapter 644A — COSMETOLOGY644A.075NAC 644A.075“Theory” defined.Year: 2026Length: 10 wordsOfficial source Cite as Nev. Admin. Code Sec. 644A.075“Theory” means instruction by demonstration, lecture, classroom participation or examination.PreviousNAC 644A.070NextNAC 644A.080