Please follow https://www.dfas.mil/Portals/98/Documents/RetiredMilitary/survivors/SBP%20Optional%20Child%20Annuity%202023%20Reversion%20Eligibility%20Packet%20Checklist%20Nov2021.pdf?ver=2JsmCNDjO_SOykKHieRt9g%3d%3d.