Texas Government Code - GOV'T § 57.023. Examinations

(a) The department shall prepare examinations under this subchapter that test an applicant's knowledge, skill, and efficiency in the field in which the applicant seeks certification.

(b) A person who fails an examination may apply for reexamination at the next examination scheduled after the date the person failed the original examination.

(c) Examinations shall be offered in the state at least twice a year at times and places designated by the department.