(a) A licensee or registrant shall carry his or her pocket card at all times he or she is present at a jobsite or engaged in plumbing work.(b) A licensee or registrant shall cooperate with a Field Representative conducting a check in accordance with this section.(c) An enforcement officer employed by the Texas Department of Licensing and Regulation may also check licenses and registrations and report non-compliance to the Board.(d) In addition to initiating disciplinary actions against unlicensed or unregistered individuals or those without a current license or registration, the Board may refer non-compliant individuals to local authorities for enforcement and disposition.