law: 39. Power of village courts to determine necessary parties.-
  (1) Subject to the provisions of clause (c) or clause (d) of section 31 the village court may add as parties to a suit any persons whose presence as parties it considers necessary for the proper decision thereof, and shall enter the names of such parties in the register of suits, and the suit shall be tried as between the parties whose names are entered in the said register:
  Provided that when any party is added, notice shall be given to him and he shall be given an opportunity of appearing before the trial of the suit is proceeded with.
  (2) In all cases where a new party appears under the proviso to sub-section (1) during the trial of a suit, he may require that the trial shall begin de novo.