“Professional incompetence” means lack of ability to practice psychology or behavioral health promotion and prevention safely and skillfully arising from:

1. 1. Lack of knowledge or training;
2. 2. Impaired physical or mental ability; or
3. 3. Dependence upon an alcoholic beverage as defined in NRS 202.015 or any controlled substance.

(Added to NRS by 1985, 1906; A 1987, 483, 1570, 1577; 2025, 2498)