Two preliminary copies of the information statement or the proxy statement and form of proxy, as well as any other soliciting material to be furnished to security holders at the same time, shall be filed with the Insurance Department at least ten days prior to the date definitive copies of the material are first sent or given to security holders, or within any shorter period which the Insurance Department may authorize upon a showing of good cause.
31 Pa. Code § 23.41
This section cited in 31 Pa. Code § 23.23 (relating to copies for Insurance Department); and 31 Pa. Code § 23.46 (relating to definitive copies of soliciting material in the form of public statements).