Traditionally, the capital letter is very rarely used in Russian.
Even the language itself, русский, traditionally starts with a lower case letter itself, in Russian.
As such, what is the reason that a lot of official documents appear to capitalise the word?
http://www.fms.gov.ru/programs/fmsuds/legal/details/39591/7/
(в ред. Указа Президента РФ от 31.12.2003 N 1545)
.
(абзац введен Указом Президента РФ от 03.11.2006 N 1226)
(May I point out that, perhaps, the number sign itself is not entirely correct, too -- shouldn't it be № as well?)