Section 103480 Of Chapter 12. Court Proceedings To Establish Record Of Birth, Death Or Marriage From California Health And Safety Code >> Division 102. >> Part 1. >> Chapter 12.

. If the time and place of birth are not known, the court shall receive and consider evidence and testimony as may be available and from the facts adduced may, by order, fix the time and place that the court finds to be a probable time and place of birth of the person in relation to whom the petition has been filed, as the time and place of birth. The time and place so fixed shall thereafter for all purposes be the time and place of birth of the person.