(a) the packet of materials mailed to each person must be identical;

(b) each packet may include an application for membership in the nonprofit retiree organization and general information about the organization's activities. Material recommending actions that are not within the nonprofit nature and scope of the organization are prohibited. For example, an organization may not urge voting for a particular individual or joining another organization or affiliation.

(2) Each piece inserted with retirement estimates must be one single page, no larger than 8 1/2 inches by 17 inches, folded to fit within a regular business envelope. It may not be stapled or sealed in any manner.

(3) Each packet for bulk mailing must meet current postal requirements and must be printed with the nonprofit retiree organization's nonprofit mailing permit.