Archdiocesan Requirements for Extraordinary Ministers of Holy Communion
According to the Archdiocese of Galveston-Houston's Pastoral Manual:
N.B. Persons in irregular marriages (married outside of the church), cohabitating couples, members of forbidden organizations (e.g. Free Masonry, etc.), priests who have left active ministry (even if laicized), notorious sinners, etc. are prohibited from this ministry.