GASB 45, or GASB Statement 45, is an accounting and financial reporting provision requiring government employers to measure and report the liabilities associated with postemployment benefits. Reported OPEBs may include post-retirement medical, pharmacy, dental, vision, life, long-term disability and long-term care benefits that are not associated with a pension plan. Government employers required to comply with GASB 45 include all states, towns, education boards, water districts, mosquito districts, public schools, and all other government entities that offer OPEB and report under GASB.