From Monday 5 September 2011 all items posted for delivery in the Bailiwick will be subject to the Scheme below, which is in addition to the Guernsey Postal Law (2001):
1. UNDERPAID OR UNPAID POSTAGE AND FEES
1.1 Where the amount of postage and/or fee paid in respect of an item of mail is less than the amount payable under this Scheme, or where no postage or fee has been paid, Guernsey Post may:
1.1.1 deliver the item of mail to the address;
1.1.2 allow the Addressee or someone on the Addressee's behalf to collect it from a specified office;
1.1.3 return the item of mail to the Sender;
1.1.4 treat the item of mail as undeliverable; or
1.1.5 otherwise deal with or dispose of the item of mail at the discretion of Guernsey Post.
1.2 In each case set out in section 1.1 Guernsey Post may first retain the item of mail for as long as it considers necessary.
1.3 Guernsey Post may require the Addressee or Sender to pay an amount to be fixed by Guernsey Post before the item of mail is delivered or released for collection. The amount due may include a surcharge in addition to the underpaid or unpaid postage. Where the amount due is not paid the item of mail may be dealt with or disposed of at the discretion of Guernsey Post.