(a) An applicant may take an examination for a provisional license if the applicant:

(1) has received:

(A) a doctoral degree in psychology from a regionally accredited educational institution conferred on or after January 1, 1979; or
(B) a doctoral degree in psychology, or the substantial equivalent of a doctoral degree in psychology in both subject matter and extent of training, from a regionally accredited educational institution conferred before January 1, 1979;

(2) has attained the age of majority;
(3) has good moral character;
(4) is physically and mentally competent to provide psychological services with reasonable skill and safety, as determined by the board;
(5) is not afflicted with a mental or physical disease or condition that would impair the applicant's competency to provide psychological services;
(6) has not been convicted of a crime involving moral turpitude or a felony;

http://www.statutes.legis.state.tx.us/Docs/OC/htm/OC.501.htm#501.255

The board shall revoke or suspend a holder's license, place on probation a person whose license has been suspended, or reprimand a license holder who:

(1) violates this chapter or a rule adopted by the board;
(2) is convicted of a felony or of any offense that would be a felony under the laws of this state, or of a violation of a law involving moral turpitude;

http://www.statutes.legis.state.tx.us/Docs/OC/htm/OC.501.htm#501.401