Terms as used in §§ 47-22-68.1 to 47-22-68.9 , inclusive, shall have the following meaning: (1) "Excess business holdings," as defined in section 4943(c) of the Internal Revenue Code; (2) "Internal Revenue Code," the United States Internal Revenue Code of 1954, as amended; (3) "Private foundation," as defined in section 509(a) of the Internal Revenue Code; (4) "Self - dealing," as defined in section 4941(d) of the Internal Revenue Code; (5) "Taxable expenditure," as defined in section 4945(d) of the Internal Revenue Code. Source: SL 1972, ch 244 , § 1.