Section 159-13-004 - EXAMINATION AND REVIEW REQUIREMENT004.01 Class A and B operators will complete a State Fire Marshal approved training course and take an exam to verify their understanding and knowledge. The examination may include both written and practical (hands-on) testing activities. 004.01A. The trainer will follow-up the exam with a review of missed test questions with the Class or individual to ensure understanding of problem areas in a manner approved by the State Fire Marshal.004.02 Upon successful completion of the training course and review session, applicants will be issued a certificate verifying training as a Class A, Class B or Class C operator which will include the date of issuance and the date of expiration.159 Neb. Admin. Code, ch. 13, § 004