Contingent Expenditure Limit Home › Forums › Treasury / PAO › Contingent Expenditure Limit This topic is empty. Viewing 1 post (of 1 total) Author Posts August 28, 2017 at 6:07 pm #70726 AnonymousInactive How much a DDO can spent for purchasing papers, pen, envelope etc ? Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In