Article 30
Where in relation to any officer—
(a)
on the scale of salary or remuneration applicable to him immediately before his transfer by article 11 or under article 19, 23 or 24 he would have become entitled to an increment on the date of such transfer; and
(b)
by reason of any appointment effective as from such date made by the authority to whose employment he is transferred, any other scale of salary or remuneration becomes applicable to him as from such date,
any term of his employment as to his commencing point on such other scale shall be applicable as if his employment before, and on and after, such date were one continuous employment under one authority.