In the case of a child conceived and born out of wedlock, the name of the putative father may be entered on the birth certificate only upon receipt of an acknowledgment of paternity on the form prescribed and furnished by the state registrar and signed by each parent before an official authorized to take oaths.

The first three digits show the region code, while the next two digits usually represent the year of birth. The last six digits are usually a unique serial number depending on the year of birth. In most cases, the document number is located on the in the upper right corner.