12. However, a reception centre maintained by a non-profit corporation other than a corporation resulting from an amalgamation or conversion made under this act is a private establishment:(a) if it is arranged to receive not more than twenty persons at one time; or
(b) if it was already constituted on the first of January 1974 and if it operates without recourse to sums of money derived from the consolidated revenue fund or if such sums do not cover more than 80 per cent of the net amounts it would receive for its current operating expenses, if it were a public establishment; or
(c) if it operates in a cooperative form provided for by the regulations; or
(d) if it is a day-care centre.