Commercial pilots are forced to retire at 65 years old, ATCs at 56, FBI at 57, firefighters at 57. Several other localities in the US force people in government funded positions to retire in their early-mid 60s. Why is that not a requirement for elected officials?

Commercial pilots are forced to retire at 65 years old, ATCs at 56, FBI at 57, firefighters at 57. Several other localities in the US force people in government funded positions to retire in their early-mid 60s. Why is that not a requirement for elected officials?