Proposal bulletin topics include: 1)Proposed new edition of UL 1012, 2) revisions to address backfeed protection, and 3) Editorial and minor revisions.
ANSI/UL 1012-2005 history
2012ANSI/UL 1012-2012 Standard for Safety for Power Units Other than Class 2 (Proposal dated 11-11-11)
2005ANSI/UL 1012-2005 Standard for Safety for Power Units Other Than Class 2 (bulletin dated 2-4-05)