Greetings. EPR registration number is used to register a business and participate in various economic transactions. If you want to get an EPR number, you will have to go through a certain procedure. I recommend you to visit the website vatcompliance.co. There you will find all the necessary instructions and you will be able to register. The website provides detailed instructions and step by step helps you fill out the necessary forms. Customer support is also available if you have any questions. I would recommend it.