Okla. Stat. tit. 59, § 59-567.14: Practice without compliance with act prohibited -

Insignia or badge.

A. No person shall practice or offer to practice registered

nursing, practical nursing, or advanced practice nursing in this

state unless the person has complied with the provisions of the

Oklahoma Nursing Practice Act.

B. Any person licensed or certified by the Oklahoma Board of

Nursing who provides direct care to patients shall, while on duty,

wear an insignia or badge identifying the license or certification

issued to such person by the Board. The Board shall promulgate

rules to enact the provisions of this section.