"Electronic funds transfer" means any transfer of funds, other than a transaction originated by check, draft, or similar paper instrument, that is initiated through an electronic terminal, telephone, or computer or magnetic tape for the purpose of ordering, instructing or authorizing a financial institution to debit or credit an account.
"Prior year liability" means the total liability for any tax imposed on, collected by or withheld by the taxpayer in the calendar year or the fiscal or calendar privilege period, as determined under the specific law regarding that tax, ending before the calendar year or fiscal or calendar privilege period for which an electronic funds transfer payment is to be determined to be required pursuant to subsection b. of this section.
N.J.S. § 54:48-4.1