Rule 2.3 - Guardian ad Litem as Witness(a) The Guardian ad Litem may be called as a witness in the proceeding by either party or at the request of the court.(b) The parties may agree to accept the Guardian ad Litem's report and to limit a Guardian ad Litem's role so that the Guardian ad Litem may not be called as a witness except upon order of the court.N.H. R. Guard. Ad Lit. P. 2.3