Chapter 3. Commissioned Officers. § 49–301. Commanding General. § 49–302. Staff officers; noncommissioned staff. § 49–303. Qualifications of staff officers; tenure; vacancies. § 49–304. Adjutant General. § 49–305. Officers. § 49–306. Officers of staff departments. § 49–307. Filling vacancies above the grade of 2nd lieutenant. § 49–308. Appointments to grade of 2nd lieutenant. § 49–309. Examinations for promotion; failure to appear; retirement for disability. § 49–310. Examinations for 2nd lieutenants. § 49–311. Special examination of officer’s capability. § 49–312. Retirement of commissioned officer. § 49–313. Discharge of commissioned officer.