hi leszek the paper work you need is a heath certificate which has to be got by the fancier how you are getting pigeons from will can obtain this from his vet the form will state all ring numbers of birds the name address were pigeons come from and werw the birds are destinated for. on the from it will have that the vet declares that they have examined the birds at the lofts you get the pigeons from and that the birds are free from any evidence heath and clinical of newcastle /psittacosis/ pasteurella/ pigeon small pox/ fowl typhoid/ fowl pest/ornithosis/and any other infectious bird diseases in an enviroment of 30 kilometers around the lofts and no foot and mouth disease has been reported in the last 6 months. that is for belgium you never stated which country as with the ferry if you have right paper work there shoud not be a problem