(1) There shall be effected, in accordance with Chapters 2 to 4, a further restoration of the amount of a public servant’s basic salary, that is to say, a restoration further to that effected by the Act of 2015.

(2) The foregoing reference to a public servant’s basic salary is a reference to that salary as it stood reduced in accordance with enactments passed prior to the passing of the Act of 2015.

(3) The restoration effected by this Part shall apply as regards payment of basic salary occurring on or after the relevant date specified in the provision concerned of this Part.

(4) Where the operation of a provision of this Part results in the basic salary of a public servant being increased above the amount of his or her basic salary as it stood before it was reduced in accordance with enactments passed prior to the passing of the Act of 2015, such increase shall have effect notwithstanding the reference in subsection (1) to an amount of salary being restored.