Family Courts Act, 1984
16. Evidence of formal character on affidavit
(1) The evidence of any person where such evidence is of a formal character, may be given by affidavit and may, subject to all just exceptions, be read in evidence in any suit or proceeding before a Family Court.
(2) The Family Court may, if it thinks fit, and shall, on the application of any of the parties to the suit or proceeding summon and examine any such person as to the facts contained in his affidavit.