According to the news, http://portal.to.gov.br/ http://g1.globo.com/to/tocantins/noticia/2013/09/governo-federal-confirma- exclusao-do-tocantins-do-horario-de-verao.html http://economia.estadao.com.br/noticias/economia-geral,governo-exclui- tocantins-do-horario-de-verao,166052,0.htm Tocantins, Brazil is not going to observe DST. Brazil government issued a decision that excludes the Tocantins from DST. (translation from Portuguese) It was published in extra edition of the Official Gazette on Monday, September 30 2013, confirmed the exclusion of Tocantins DST in 2013/2014, Decree No. 6558, in Article 2, that "summer time will be in force in the following states : Rio Grande do Sul, Santa Catarina, Paraná, São Paulo, Rio de Janeiro, Espírito Santo, Minas Gerais, Goiás, Mato Grosso, Mato Grosso do Sul and the Federal District. Tocantins was excluded from the list. Alexander Krivenyshev- WorldTimeZone.com