The table below shows the amount of LWOP (or other nonpay status) that is creditable service for purposes of determining an employee's entitlement to or eligibility for the following Federal benefits and programs.

https://www.opm.gov/policy-data-oversight/pay-leave/leave-administration/fact-sheets/effect-of-extended-leave-without-pay-lwop-or-other-nonpay-status-on-federal-benefits-and-programs/