Mo. Rev. Stat. § 193.225

To preserve vital records, the state registrar is authorized to prepare typewritten, photographic, electronic, or other reproductions of vital statistics certificates or reports. Such reproducing material shall be of durable material and the device used to reproduce the records shall be as to accurately reproduce and perpetuate the original records in all details ensuring their proper retention and integrity in accordance with standards established by the state records commission. Such reproductions when certified by the state registrar shall be accepted as the original records. Death records over fifty years old from which permanent reproductions have been made and verified shall be transferred to the Missouri state archives.