Benefit Distribution Request (PDF) (PDF) – Start the process needed to request a distribution from the Plan. In completing this form employees will be acknowledging in writing that their second job is subordinate to their employment with Nassau County.Sample Independent Contractor Agreement. Yes, the employer could allow independent contractors to participate in a 457b plan, but they are not required to do so. You may be able to receive additional service credit for public employment before your date of membership or for military service.