Carta Circular OC-13-05 OFICINA DEL CONTRALOR Posted on September 26, 2012 by ocpr2May 18, 2021 Derogada por la Carta Circular OC-21-11 del 12 de mayo de 2021. Contratos – Número de Seguro Social Federal o PatronalShare this:Click to share on Facebook (Opens in new window)Click to share on X (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)