The Rules of Unified English Braille - UEB Rulebook available on the UEB page of the International Council on English Braille (ICEB) website.
UEB Guidelines for Technical Materials - Guidelines available on the UEB page of the International Council on English Braille (ICEB) website.
BANA Board Statement — At its Fall 2015 meeting, the Board of BANA approved the statement about the use of UEB and Nemeth codes that is reported in this press release:
http://www.brailleauthority.org/pressreleases/pr-2015-11-18.html