(A) A copy of all invoices or bills for money owed the township shall be given to the Treasurer and Clerk or their respective deputies.
(B) The Treasurer will use the invoice copy as verification when payment is received.
(C) The Clerk will use the invoice copy to record the receivables in the general ledger. Invoices are to be reconciled to the general ledger control on a monthly basis.
(Board and Administrative Policies Manual, § 4.41)