Have completed at least 8 years but not more than 16 years of active naval service on 16 January of the year in which application is made. (PO1  applicants  only)  Complete  all requirements for advancement to CPO, with the exception of time in paygrade, and successfully compete in the annual Navywide advancement examination administered in January of the year of application. A candidate whose final multiple is equal to, or greater than, the lowest final multiple for PASS SELECTION BOARD ELIGI- BOARD ELIGIBLE. A PO1 who is presently authorized advancement to CPO is exempt from the CPO Navywide examination qualification. CPOs and SCPOs with at least 12 years, but not more than 16 years, of naval service may apply for LDO and CWO in the same application year, but only one designator for each program may be requested. For application procedures and eligibility requirements, see NAVMILPERSCOMINST BLE will be designated LDO SELECTION 1131.1A. 4-19