(1) These rules shall apply to unaccompanied baggage except where they have been specifically excluded:
Provided that the said unaccompanied baggage had been in the possession, abroad, of the passenger and is dispatched within one month of his arrival in India or within such further period as the Deputy Commissioner of Customs or Assistant Commissioner of Customs may allow:
Provided further that the said unaccompanied baggage may land in India upto two months before the arrival of the passenger or within such period, not exceeding one year, as the Deputy Commissioner of Customs or Assistant Commissioner of Customs may allow, for reasons to be recorded, if he is satisfied that the passenger was prevented from arriving in India within the period of two months due to circumstances beyond his control, such as sudden illness of the passenger or a member of his family, or natural calamities or disturbed conditions or disruption of the transport or travel arrangements in the country or countries concerned or any other reasons, which necessitated a change in the travel schedule of the passenger.