What do the letter prefixes before the certificate number mean?
Most entries in the Birth Certificate Index consist of a year followed by a certificate number. However, occasionally a two-letter prefix will appear instead of a year. These prefixes indicate one of four special units of birth certificates. These special prefixes (codes) are: DC: “delayed certificate” indicates that the certificate was filed well after the birth occurred. For various reasons the certificate was not recorded with the Minnesota Department of Health in a timely manner. This certificate usually gives the name of the individual attesting to the accuracy of the data on the birth certificate (usually an older relative) and may include references to documents (e.g., baptismal certificate, school record, census record) used as supporting evidence. These supplemental documents are not considered part of the record by the Department and are not available from the Minnesota Historical Society. SV: “supplemental certificate” indicates that the certificate is a replacement for an e
