P 161749Z DEC 13 FM DFAS CLEVELAND OH TO AIG 4676 AIG 4678 AIG 4730 BT UNCLAS SUBJ/"WHAT IF" SEPARATION SYSTEM (JPAM)// MILITARY PAY ADVISORY 49/13// POC/SYSTEMS LIAISON & PROCEDURES/MPO-CL CODE JFLQ/ DSN 580-5886/COMMERCIAL (216) 522-5886// RMKS/1. THE "WHAT IF" SEPARATION SYSTEM (JPAM) WILL BE UNAVAILABLE FROM 20 DECEMBER 2013. THRU 02 JANUARY 2014 TO UPDATE 2014 TAX TABLE AND INPUT 2014 MASS RATE CHANGES. 2. ON 03 JANUARY 2014, THE "WHAT IF" SEPARATION SYSTEM WILL BE AVAILABLE TO CALCULATE THE. SEPARATION PAYMENT FOR SEPARATING MEMBERS.// BT