When issuing TSS REPLACE(acid) PASSWORD(?,,EXP) the interval shows as 231 on a TSS LIST(acid) DATA(PASS) command. For example:
ACCESSORID =acid NAME = name
PASSWORD = EXPIRES = 09/23/20 INTERVAL = 231
PHRASE = EXPIRES = 08/02/20 INTERVAL = 180
The control option for PWEXP shows:
PWEXP(090)
Release : 16.0
Component : CA Top Secret for z/OS