Service of a payment order or a copy of it, of a notice of unfounded complaint, or of a notice of voluntary compliance shall be by personal service, by registered mail or by any other means prescribed by regulation and, in the case of registered mail, the order, copy or notice shall be deemed to have been received by the addressee on the seventh day after the day on which it was mailed.
Service of a payment order or a copy thereof pursuant to subsection (1), or of a notice of unfounded complaint pursuant to subsection (2), shall be by personal service or by registered or certified mail and, in the case of registered or certified mail, the document shall be deemed to have been received by the addressee on the seventh day after the day on which it was mailed.
Service of a payment order or a copy thereof pursuant to subsection (1), or of a notice of unfounded complaint pursuant to subsection (2), shall be by personal service or by registered or certified mail and, in the case of registered or certified mail, the document shall be deemed to have been received by the addressee on the seventh day after the day on which it was mailed.