Nothing in this article shall prohibit a religious
organization, association or society or any nonprofit institution
or organization operated, supervised or controlled by or in conjunction
with a religious organization, association or society from limiting
the sale, rental or occupancy of dwellings which it owns or operates
for other than a commercial purpose to persons of the same religion
or from giving preferences to such persons, unless the membership
in such religion is restricted on account of race, color or national
origin, nor shall anything in this article apply to a private membership
club which is a bona fide club and which is exempt from taxation under
§ 501(c) of the Internal Revenue Code of 1954.