Rule 25.4 - Discussions, Agreements, Statements, Pleas and Judgments Not Admissible(a) No evidence of any discussion between the parties, of any statement made by the defendant, or of the fact that the parties engaged in plea discussions shall be admissible in any criminal, civil, or administrative proceeding, except in a proceeding to: (i) terminate or modify such an agreement;(ii) secure concurrence in a plea agreement;(iii) secure acceptance of a plea;(iv) secure withdrawal of a plea; or(v) cause a judgment based upon a plea to be reversed or held invalid.(b) Irrespective of whether a plea of guilty or nolo contendere is the result of a plea agreement, if it is not accepted or is withdrawn, or results in a judgment which is reversed or held invalid on direct or collateral review, neither the plea nor any judgment resulting therefrom, nor any statement by the defendant in connection with the making or acceptance of the plea or as a basis for sentence or other disposition thereon, is admissible in evidence against the defendant in any criminal, civil, or administrative proceeding.