Form 6059B Customs Declaration in English and Fillable. This form can be now be filled out prior to or during your travel and be filled out by typing (instead of hand written) and then printed and taken with you as your official Customs Declaration. What is SCDP? Simplified Customs Declaration Processes (SCDP) is a method for import clearance used by volume traders that. Customs Freight Simplified Procedures (CFSP) is an electronic declaration method that can be used when importing goods from third countries (including EU member states as from January 1, 2021) to the UK. While the use of CFSP isn't compulsory, it does offer multiple.