(1) Notwithstanding
paragraph (c)(1) of this section, a plan maintained by a church and one or more agencies of such church for the employees of such church and of such agency or agencies, that is in existence on January 1, 1974, shall be treated as a church plan for plan years ending after September 2, 1974, and beginning before January 1, 1983, provided that the plan is described in
paragraph (c) of this section without regard to
paragraph (c)(1) of this section, and the plan is not maintained by an agency which did not maintain the plan on January 1, 1974.