Links and Forms County Employee Deferred Compensation Office, 916-874-2020 Fidelity, 1-800-343-0860 Information on the 401(a) Plan. Independent contractors, may be participants in a section 457 plan.Many of us have deferred compensation plans. You know them as pension plans, 401Ks, and IRAs. Sample Independent Contractor Agreement. A deferred compensation agreement is an agreement between a company and an employee that withholds paying some of the employee's salary.