; and (ii) any income received by such individual or vendor during the 10 most recent calendar years which is attributable to an expenditure for political activity. (B) Annual reports by employees and vendors Each person who is an employee or vendor of the independent redistricting commission shall, not later than 1 year after the person is appointed as an employee or enters into a contract as a vendor (as the case may be) and annually thereafter for each year during which the person serves as an employee or a vendor, file with the commission a report summarizing the expenditures and income described in subparagraph (A) during the 10 most recent calendar years. (C) Expenditure for political activity defined In this paragraph, the term expenditure for political activity means a disbursement for any of the following: (i) An independent expenditure, as defined in section 301(17) of the Federal Election Campaign Act of 1971 ( 52 U.S.C. 30101(17) ). (ii) An electioneering communication, as defined in section 304(f)(3) of such Act ( 52 U.S.C. 30104(f)(3) ) or any other public communication, as defined in section 301(22) of such Act ( 52 U.S.C. 30101(22) ) that would be an electioneering communication if it were a broadcast, cable, or satellite communication. (iii) Any dues or other payments to trade associations or organizations described in section 501(c) of the Internal Revenue Code of 1986 and exempt from tax under section 501(a) of such Code that are, or could reasonably be anticipated to be, used or transferred to another association or organization for a use described in paragraph (1), (2), or (4) of section 501(c) of such Code. (4) Goal of impartiality The commission shall take such steps as it considers appropriate to ensure that any staff appointed under this subsection, and any vendor with whom the commission enters into a contract under this subsection, will work in an impartial manner, and may require any person who applies for an appointment to a staff position or for a vendor’s contract with the