In addition, notice of the time fixed for filing objections and the hearing on confirmation shall be mailed to all creditors and equity security holders in accordance with Rule
2002
(b), and a form of ballot conforming to the appropriate Official Form shall be mailed to creditors and equity security holders entitled to vote on the plan. If the court opinion is not transmitted or only a summary of the plan is transmitted, the court opinion or the plan shall be provided on request of a party in interest at the plan proponent’s expense. If the court orders that the disclosure statement and the plan or a summary of the plan shall not be mailed to any unimpaired class, notice that the class is designated in the plan as unimpaired and notice of the name and address of the person from whom the plan or summary of the plan and disclosure statement may be obtained upon request and at the plan proponent’s expense, shall be mailed to members of the unimpaired class together with the notice of the time fixed for filing objections to and the hearing on confirmation. For the purposes of this subdivision, creditors and equity security holders shall include holders of stock, bonds, debentures, notes, and other securities of record on the date the order approving the disclosure statement is entered or another date fixed by the court, for cause, after notice and a hearing.