5. Rule 7 of the principal Rules is deleted and the following rule substituted therefor:
7. No person shall publish, display, convey, transmit or broadcast, or cause to be published, displayed, conveyed, transmitted or broadcasted, any advertisement in relation to a housing project which —
contains any statement, information or material which is false or misleading;
fails to comply with the requirements of rule 3, where applicable; or
contravenes rule 6.”.