8. (1) The ambulance levy payable by a health benefits organization in relation to a month shall be calculated in accordance with the formula—
where—
TC is the total amount of contributions (excluding exempt contributions) paid into the health benefits fund conducted by the organization by contributors of the fund, in the reference month applicable to that month, for the purpose of securing entitlement to basic health benefits;
RA is the relevant amount;
WCR is the amount of the weekly contribution, based on the single rate, that is, as at the 15th day of the reference month applicable to that month, required to be paid into the health benefits fund conducted by the organization by a contributor for the purpose of securing entitlement to basic health benefits.
(2) In the description of factor WCR in subsection (1), the reference to the amount of the weekly contribution, based on the single rate, required to be paid into a health benefits fund conducted by a health benefits organization shall, where that amount differs for different classes of contributors, be read as a reference to the higher or highest amount.
(3) Where a health benefits organization is not able to determine accurately a matter that is required to be determined for the purpose of calculating the amount of the ambulance levy payable by it, the organization may make such a determination of the matter as it considers reasonable in the circumstances of the case.
(4) Where, in accordance with clause 5 of Schedule 2 to the Health Insurance Levies Act, 1982 of the State of New South Wales, a notice is published of the prescribed rate within the meaning of that Act as adjusted in accordance with that Schedule, the Minister for Finance and Urban Services shall, by notice in the Gazett e, fix an amount that properly reflects that prescribed rate as so adjusted.
(5) A notice under subsection (4) takes effect—
(a) on the day on which the notice is published in the Gazette ; or
(b) where the notice specifies a later day for that purpose—on the day so specified.
(6) In this section—
(a) such amount as the Minister for Finance and Urban Services from time to time fixes under subsection (4); or
(b) where no such amount is fixed—49 cents.