Relevant Policy Document URL: http://registro.br/info/dicas.html

This document describes the valid character table for IDNA in the .BR registry.

U+002D		HYPEN-MINUS
U+0030..U+0039  DIGIT ZERO - DIGIT NINE
U+0061..U+007A  LATIN SMALL LETTER A - LATIN SMALL LETTER Z
U+00E0          LATIN SMALL LETTER A WITH GRAVE
U+00E1          LATIN SMALL LETTER A WITH ACUTE 
U+00E2          LATIN SMALL LETTER A WITH CIRCUMFLEX
U+00E3          LATIN SMALL LETTER A WITH TILDE
U+00E7          LATIN SMALL LETTER C WITH CEDILLA
U+00E9          LATIN SMALL LETTER E WITH ACUTE
U+00EA          LATIN SMALL LETTER E WITH CIRCUMFLEX
U+00ED          LATIN SMALL LETTER I WITH ACUTE
U+00F3          LATIN SMALL LETTER O WITH ACUTE
U+00F4          LATIN SMALL LETTER O WITH CIRCUMFLEX
U+00F5          LATIN SMALL LETTER O WITH TILDE 
U+00FA          LATIN SMALL LETTER U WITH ACUTE
U+00FC          LATIN SMALL LETTER U WITH DIAERESIS

(19 August 2005)