Nowadays, every business can sell its goods to everyone who is willing to pay for them. However, sometimes, many items need certificates to be able to be available in the stores and supermarkets. The most fashionable products, which must be tested just before the customers can purchase them, are: beef, dairy products and fish. However, each nation possess its own requirements when it comes to launch food products on the market. In most nations of the EU, the regulations are almost the similar, but from the west border of Poland the circumstance is a little different.