Section 4133 - Special mortgage instead of bondA. Instead of the security required by Articles 4131 and 4132, the tutor may furnish a special mortgage in favor of the minor on immovable property otherwise unencumbered. The mortgage shall be for the same amount as the security required by Article 4131 and shall be approved by the court as provided in Article 4271.B. The costs occasioned by the furnishing of a special mortgage shall be borne by the tutor.C. The special mortgage shall include the date of birth of the minor. The failure to include the date of birth of the minor shall not invalidate the mortgage.