law: The Bird and Company Ltd. (Acquisition and Transfer of Undertakings and other Properties) Act, 1980
  16. Claims to be made to the Commissioner.-
  Every person having a claim against the Company shall prefer such claim before the Commissioner within thirty days from the specified date:
  Provided that if the Commissioner is satisfied that the claimant was prevented by sufficient cause from preferring the claim within the said period of thirty days, he may entertain the claim within a further period of thirty days and not thereafter.