Questions regarding §457 maximums and refunds should be directed to Louisiana Deferred Compensation at (225) 926-8082 or toll free at (800) 937-7604. Follow the prompts to enroll.This booklet contains important information you will need to participate in your employer's 457(b) deferred compensation and 401(a) Retirement Plan, through. Learn about common tax and Form 990 reporting issues associated with nonqualified deferred compensation arrangements. If you wish to enroll in Deferred Compensation you have 30 days from your date of hire to enroll retroactive to your original date. The PLAN consists of the provisions set forth in this document, and is applicable to each PUBLIC EMPLOYEE who participates in the PLAN.