ص.م

Arabic to English Social Sciences Government / Politics

What does ص.م stand for when used in the title of decisions and other official documents in Lebanon?

Here's an example:
تعميم رقم 735/ص.م تاريخ 28/7/2016 (http://www.interior.gov.lb/AdsDetails.aspx?ida=248)
قرار رقم 417/ص . م

Thanks!