(1) In this section 'payment date' means, in relation to an income tax month -
(a) the day that is 15 days from the last day of the income tax month, or
(b) the day that is 24 days from the last day of the income tax month where the following conditions are met:
(i) the return and the remittance of the amount of the contributions due for the income tax month are made by such electronic means as the Revenue Commissioners require;
(ii) the return is made by the return filing date and the remittance concerned is made on or before the day that is 24 days from the last day of the relevant income tax month.
(2) An employer shall, on or before the payment date for an income tax month, pay to the Collector-General the amount of the contributions that the employer is liable to pay for that month.
(3) The Collector-General may, by notice to an employer, vary the payment date for the payment of total contributions in respect of an income tax month.
(4) Any notice issued under subsection (3) may b
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