The provisions of article R. 1333-148 do not apply to :
1° Persons requiring medical treatment involving access to ionising radiation sources, products or devices containing them;
2° Personnel from the emergency services and the forces of law and order with territorial jurisdiction when they intervene in an emergency in the installation;
3° Agents and civil servants responsible for administrative or judicial police controls and experts accompanying them under the conditions mentioned in article L. 171-5-1 of the Environment Code as part of their duties.