private foundation

(1) an organization described in section 170(b)(1)(A) (other than in clauses (vii) and (viii));

(2) an organization which—

(A) normally receives more than one-third of its support in each taxable year from any combination of—

(i) gifts, grants, contributions, or membership fees, and

(ii) gross receipts from admissions, sales of merchandise, performance of services, or furnishing of facilities, in an activity which is not an unrelated trade or business (within the meaning of section 513), not including such receipts from any person, or from any bureau or similar agency of a governmental unit (as described in section 170(c)(1)), in any taxable year to the extent such receipts exceed the greater of $5,000 or 1 percent of the organization's support in such taxable year,

from persons other than disqualified persons (as defined in section 4946) with respect to the organization, from governmental units described in section 170(c)(1), or from organizations described in section 170(b)(1)(A) (other than in clauses (vii) and (viii)), and

(B) normally receives not more than one-third of its support in each taxable year from the sum of—

(i) gross investment income (as defined in subsection (e)) and

(ii) the excess (if any) of the amount of the unrelated business taxable income (as defined in section 512) over the amount of the tax imposed by section 511;

(3) an organization which—

(A) is organized, and at all times thereafter is operated, exclusively for the benefit of, to perform the functions of, or to carry out the purposes of one or more specified organizations described in paragraph (1) or (2),

(B) is—

(i) operated, supervised, or controlled by one or more organizations described in paragraph (1) or (2),

(ii) supervised or controlled in connection with one or more such organizations, or

(iii) operated in connection with one or more such organizations, and

(C) is not controlled directly or indirectly by one or more disqualified persons (as defined in section 4946) other than foundation managers and other than one or more organizations described in paragraph (1) or (2); and

(4) an organization which is organized and operated exclusively for testing for public safety.

For purposes of paragraph (3), an organization described in paragraph (2) shall be deemed to include an organization described in section 501(c)(4), (5), or (6) which would be described in paragraph (2) if it were an organization described in section 501(c)(3).

For purposes of this title, if an organization is a private foundation (within the meaning of subsection (a)) on October 9, 1969, or becomes a private foundation on any subsequent date, such organization shall be treated as a private foundation for all periods after October 9, 1969, or after such subsequent date, unless its status as such is terminated under section 507.

For purposes of this part, an organization the status of which as a private foundation is terminated under section 507 shall (except as provided in section 507(b)(2)) be treated as an organization created on the day after the date of such termination.