Leave Information Leave Guide Leave Categories ITAS Login Excused Absence Voting Bone-Marrow or Organ Donor (OPM) Injury-Related Examinations or Treatment Medical Research Preventive Health Screenings Dismissal and Closures Dismissal and Closure Procedures Snow and Dismissal Procedures (OPM) Federal Holidays (OPM) Leave Donation Emergency Leave Leave Bank Voluntary Leave Transfer Program Leave Without Pay Definition and Policy (OPM) Impact on Benefits Fact Sheet Other Resources Advanced Sick Leave NIH Guide to Parental Leave Disabled Veteran Leave Guidance Decision Tree for Title 5 Overtime and Comp Time Personal Medical Emergencies Annual Leave Facts (OPM) Court Leave (OPM) Family and Medical Leave Sick Leave Facts (OPM)