How to Complete the RL-1 Slip (Based on an Employee's Situation) This section provides information on how to complete an RL-1 slip (see courtesy translation RL-1-T) that you must file for: an employee with a salary deferral arrangement; an employee participating in a leave of absence plan; a deceased employee; an Indian employee; an employee who receives an amount from a person with whom you are not dealing at arm's length; a Québec employee temporarily posted outside Canada.