Okla. Stat. tit. 59, § 59-2045: Use of other earned professional designations or

credentials.

A. Nothing contained in the Respiratory Care Practice Act shall

preclude a respiratory care practitioner, a respiratory therapist,

or a respiratory therapy technician exempt from being licensed under

the Respiratory Care Practice Act or a provisional license holder

from using or displaying earned professional designations or

credentials including, but not limited to, CRTT, RRT, CPFT and RPFT.

However, a respiratory care practitioner may use and display the

designation Respiratory Care Practitioner or RCP in conjunction with

the use or display of any such other earned professional designation

or credentials.

B. A provisional or special provisional license holder shall

not use or display the designation Respiratory Care Practitioner or

RCP but may use or display any earned professional designations or

credentials.