what is the difference between a 457 b plan and a 457 f plan 
the 457 b plan is a version of the 401 k plan that is designed for public and nonprofit workers it helps employees save for retirement while deferring the tax bill until they retire and start withdrawing the money the roth version which is available only at the employer s discretion takes the taxes upfront so no taxes are usually due on withdrawals 1the 457 f plan is also known as a serp for supplemental executive retirement plan it is a retirement savings plan for only the highest paid executives in the tax exempt sector they are mostly employed in hospitals universities and credit unions a 457 f is a supplement to a 457 b employers make additional contributions to the employee s account beyond the usual limits these are negotiated by contract and amount to a deferred salary adjustment 15if the executive resigns before an established vesting period the 457 f contribution disappears the plan is intended as an executive retention strategy commonly known as golden handcuffs 166