(1) In respect of the year 2019 and each subsequent year, there shall be chargeable and payable, in accordance with this Part, a superannuation contribution, to be known as the "additional superannuation contribution" and in this Part referred to as the "contribution", in respect of the pensionable pay of a relevant person.

(2) The contribution shall be in addition to, and not in substitution for, any amount, whether expressed to be a contribution or otherwise, payable, by virtue of any enactment, that makes provision in respect of the superannuation of a public servant.

(3) The contribution shall be payable by the relevant person and shall be of an amount that is calculated in accordance with section 33, 34 or 35, as the case may be.

(4) In this section, "relevant person" means a person to whom section 33, 34 or 35 applies.