examination for federal recognition upon unit vacancy promotion

examination for federal recognition upon unit vacancy promotion Sec. 319. Each officer of the National Guard of a State, Territory, or the District of Columbia who is promoted to fill a vacancy in a federally recognized unit thereof authorized under section 307 (a) and who is eligible under section 306 (b) shall be examined for Federal recognition in the higher grade. Any officer in the grade of second lieutenant or first lieutenant who has served creditably in a unit vacancy prescribed for a captain for twelve months or more may be examined for Federal recognition in the next higher grade without regard to the requirements of section 306, provided the officer has not previously been federally recognized under this provision.