(b) If real property or an interest therein is disclaimed, in addition to delivery or filing as provided in section twelve of this article, a fully executed and acknowledged original or duplicate of the disclaimer shall be recorded in the deed books in the office of the clerk of the county commission of the county in which the real property or interest therein disclaimed is located.
(c) Failure to record a disclaimer does not affect its validity as between the disclaimant and persons to whom the property interest or power passes by reason of the disclaimer.