We indicate below where the support number is located according to the type of document:
Foreigner card
If your document is a foreigner card, the support number appears on the front and consists of 8 digits preceded by the letter E. If you have less than those 8 numbers, you will have to fill it in on the left with the number 0. Example: E87654321
Residence permit
If your document is a residence permit, the support number also appears on the front and consists of 8 digits preceded by the letter E. If you have less than those 8 numbers, you will have to fill it to the left with the number 0. Example: E87654321
Union citizen registration certificate
If the document is a Union citizen registration certificate, the document contains a number, write this number preceded by the letter «C». If this number has less than 8 digits it can be completed with zeros to the left.
Example: If your certificate has the support number: 1234567, you must indicate C01234567
On older certificates, folio size, the certificate number (media number) appears on the front.