CMS cannot be held responsible for any additional charges on the order, nor accept a return of the order in this case. Customs policies vary widely from country to country, so please contact your local customs office for further information. If you refuse to pay these charges your parcel may be abandoned, and CMS will not be held responsible for any loss of funds as a result of this occurrence.
Every country has their own customs border regulations the easiest way to locate and contact them is to use Google and type in: "Customs and import duties - followed by the name of your country" and you will be able to navigate to the appropriate site and contact them to complete the delivery.