(1) In this section -
"benefit" means a payment made to a person under a permanent health benefit scheme in the event of loss or diminution of income in consequence of ill health;
"permanent health benefit scheme" means any scheme, contract, policy or other arrangement, approved by the Revenue Commissioners for the purposes of this section, which provides for periodic payments to an individual in the event of loss or diminution of income in consequence of ill health.
(a) A policy of permanent health insurance, sickness insurance or other similar insurance issued in respect of an insurance made on or after the 6th day of April, 1986, shall be a permanent health benefit scheme within the meaning of this section if it conforms with a form which, at the time the policy is issued, is either -
(i) a standard form approved by the Revenue Commissioners as a standard form of permanent health benefit scheme, or
(ii) a form varying from a standard form so approved in no other respect than by
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