Tu as été chanceux pour ton matelas car malgré le côté un peu illogique de la chose, il avait raison et il aurait pu t'empêcher de le rapporter au Canada dans ta voiture. Dans ton bateau, ça aurait été permis:
Guidelines and general information
1. Tariff Item No. 9897.00.00 prohibits the importation of used or second-hand mattresses or materials therefrom, other than mattresses imported under tariff item No. 9805.00.00 (former residents of Canada absent from Canada for at least one year), 9806.00.00 (bequests), 9807.00.00 (settlers), 9808.00.00 (representatives of foreign governments), 9809.00.00 (the Governor General), or 9810.00.00 (foreign military services), or materials from used or second-hand mattresses cleaned and fumigated in accordance with the regulations.
2. For the purposes of this tariff item mattresses are items classified under tariff item No. 9404.21.00 (of cellular rubber or plastics, whether or not covered) and 9404.29.00 (of other materials).
3. For greater certainty, items not classified as mattresses under tariff item No. 9404.21.00 or 9404.29.00, for the purposes of Tariff Item 9897.00.00, include camping equipment (such as bed rolls, inflatable mattresses, sleeping bags), hospital beds, foam mattresses, mattress pads, and beds that are part of vehicles, including the beds of sleeping cabins of trucks and recreation vehicles.