US HB5750

Extends probationary periods for new federal competitive service employees from 1 year to 2 years, requiring agency head certification to the Office of Personnel Management that retaining the employee "advances the public interest" or the employee is automatically terminated

Preference eligible employees (veterans) retain a shorter 1-year probationary period in both competitive and excepted service positions

Creates new 2-year trial periods for excepted service positions, with employees who separate for more than 30 days required to complete a new trial period upon reappointment unless returning to the same or substantially similar position

Requires agencies to provide written notice of termination to probationary employees and allows reinstatement with backpay within 30 days if termination resulted from administrative error

Takes effect 1 year after enactment, with OPM required to issue implementing regulations within 180 days; excludes U.S. Postal Service, Postal Regulatory Commission, and congressional employees