(a)In general. If an application for exemption on Form 4361:
(1)Is filed by a minister, a member of a religious order, or a Christian Science practitioner eligible to file such an application (see particularly paragraph (a) (2) and (3) of § 1.1402(e)-2A), and
(2)Is approved (see paragraph (c) of § 1.1402(e)-2A),
(b)Exemption irrevocable. An exemption granted to a minister, a member of a religious order, or a Christian Science practitioner pursuant to the provisions of section 1402(e) is irrevocable.