Members and alternate members of the Planning Board and Zoning Board of Appeals shall provide proof to the City Clerk of all training attended in each calendar year that is required pursuant to §§ 27 and 81 of the General City Law, respectfully. Such proof may consist of certificates, diplomas, vouchers and other documentation provided by such training and shall include a sworn affidavit by the member attesting to the total number of hours attended during the year. The proof provided by each member shall constitute a public record and shall be filed and maintained by the City Clerk.