Cessation of representation
14. A person shall cease to be a safety representative for the purposes of these Regulations–
(a)on the election of another representative for his constituency in accordance with regulations 8 to 13 above, or
(b)if he resigns, or
(c)if his employment is terminated, or
(d)if he has been absent from the installation for which he is a safety representative for a continuous period of twelve weeks.