(a) Any order, check, draft, note, or other instrument issued in payment of wages or salary due or to become due must be negotiable and payable in cash, on demand, without discount, at some established place of business in the United States, the name and address of which must appear on the instrument. At the time of issuance of such instrument and for a reasonable time thereafter (which must be at least 30 days), the maker or drawer must have sufficient funds or credit or an arrangement or understanding with the drawee as to its payment.
(b) Where an instrument described in this Code section is protested or dishonored, the notice or memorandum of protest or dishonor is admissible as proof of presentation, nonpayment, and protest and is presumptive evidence of knowledge of insufficiency of funds or credit with the drawee.