(b) Waiver of notice to certain interested parties. The notice of insolvency benefit level required under this section need not be given to interested parties, other than participants and beneficiaries who are in pay status or are reasonably expected to enter pay status during the insolvency year, for an insolvency year immediately following the plan year in which a notice of insolvency was required to be delivered pursuant to
§ 4245.3, provided that the notice of insolvency was in fact delivered.