157.2. Notwithstanding article 2700 of the new Code, the period for registering the notice required by the said article to preserve the securities referred to in sections 157 and 157.1 runs, in respect of alienations of property occurring from 1 January 1994 to 31 August 1996, from the latter date, whether the alienation occurs before or after the registration of the securities affected. This rule shall not prevent a creditor from registering a notice before 31 August 1996.