If you think that you have made an incorrect declaration or statement for any customs related matter you should contact us as soon as you know an error has been made in order to try and put it right.
It is an offence if you knowingly or recklessly make, or cause to be made, any declaration or statement which is untrue. Untrue declarations or statements can result in a financial penalty or render you liable to prosecution. Furthermore, any goods in relation to which the document or statement was made could be liable to forfeiture.
Details of how to contact us can be found here - Contact Us - Customs and Excise