tax-exempt organization shall include any remuneration paid with respect to employment of such employee by any related person or governmental entity. (B) Related organizations A person or governmental entity shall be treated as related to an applicable tax-exempt organization if such person or governmental entity— (i) controls, or is controlled by, the organization, (ii) is controlled by one or more persons which control the organization, (iii) is a supported organization (as defined in section 509(f)(3)) during the taxable year with respect to the organization, (iv) is a supporting organization described in section 509(a)(3) during the taxable year with respect to the organization, or (v) in the case of an organization which is a voluntary employees’ beneficiary association described in section 501(c)(9), establishes, maintains, or makes contributions to such voluntary employees’ beneficiary association. (C) Liability for tax In any case in which remuneration from more than one employer is taken into account under this paragraph in determining the tax imposed by subsection (a), each such employer shall be liable for such tax in an amount which bears the same ratio to the total tax determined under subsection (a) with respect to such remuneration as— (i) the amount of remuneration paid by such employer with respect to such employee, bears to (ii) the amount of remuneration paid by all such employers to such employee. (5) Excess parachute payment For purposes of determining the tax imposed by subsection (a)(2)— (A) In general The term excess parachute payment means an amount equal to the excess of any parachute payment over the portion of the base amount allocated to such payment. (B) Parachute payment The term parachute payment means any payment in the nature of compensation to (or for the benefit of) a covered employee if— (i) such payment is contingent on such employee’s separation from employment with the employer, and (ii) the aggregate present value of the payments in the nature of compensation to (or for