NI should enter: the estimated time of arrival in the NI port In box 1.10 the trailer number in box 1.13 the haulier seal in the first line followed by individual pallet seals in the lines below in box 1.17 Sealing your consignment GB to NI should be sealed and certified. Seals added by traders or hauliers are commercial seals. Seals added by certifying officers are official seals. Consignments sealed with a commercial seal will need physical identity checks on entry to NI and this may increase delays at the point of entry. Consignments sealed with an official seal may only require seal checks and are likely to move through the point of entry more quickly.