(1) Subject to this Act, an insured person who suffers personal injury caused on or after the 1st day of May, 1967, by accident arising out of and in the course of his employment, being insurable (occupational injuries) employment, shall be entitled to disablement benefit if he suffers as a result of the accident from loss of physical or mental faculty such that the extent of the resulting disablement assessed in accordance with the following provisions of this section amounts to not less than 1 per cent.; and, for the purposes of those provisions, there shall be deemed not to be any relevant loss of faculty when the extent of the resulting disablement, if so assessed, would not amount to 1 per cent.
(2) Disablement benefit shall not be available to an insured person until after the 3rd day of the period of 156 days (Sundays being disregarded) beginning with the day of the relevant accident, nor until after the last day, if any, of that period on which he is incapable of work as a