You have many of the same options to save for retirement on a taxdeferred basis as employees participating in company plans. 1. Is there a certain time that I can enroll?You can enroll in the City of Houston Deferred compensation plan at any time. It's designed to be a supplement to your pension and is an additional way to invest long-term directly from your pay. (per pay period) of my compensation as before-tax contributions to the Governmental. Establish the plan: Complete the required forms, such as IRS Form 5304SIMPLE or 5305SIMPLE. Deferred retirees must pay premiums via the benefits payment online portal.