(1) For the purposes of providing moneys for meeting the expenditure on benefit and making any other payments which, under this Act, the Redundancy Payments Acts, 1967 to 1991, and the Protection Employees (Employer's Insolvency) Acts, 1984 and 1990, are to be made out of the Social Insurance Fund, there shall be -
(a) contributions (referred to in this Act as "employment contributions") in respect of employed contributors, each of which shall comprise a contribution by the employed contributor and a contribution (referred to in this Act as "the employer's contribution") by the employer of the employed contributor,
(b) contributions (referred to in this Act as "self-employment contributions") in respect of self-employed contributors,
(c) contributions in respect of voluntary contributors, and
(d) payments out of moneys provided by the Oireachtas.
(2) Employment contributions, self-employment contributions and voluntary contributions shall be paid into the Social Insurance Fund.