That is not what it says on Slashdot.

The article linked there, from Australia itNews[1], says:

The Central Bank of Russia considers Bitcoin as a form of "money substitute" or "money surrogate" which is restricted under Russian law. However, unlike use of restricted foreign currencies, Bitcoin has been outright banned.

I'll admit I don't read Russian, so I can't provide a more authoritative voice on the subject.

On the other hand, Singapore Government Decides Not to Interfere With Bitcoin[2]

[1]: http://www.itnews.com.au/News/371774,russia-bans-bitcoin.asp...

[2]: https://news.ycombinator.com/item?id=6959545

"Prosecutor General's Office, the FSB and the Interior Ministry declared war on Bitcoins"

http://translate.google.com/translate?hl=en&ie=ASCII&prev=_t...

Oops. I meant to link to: Bank of Indonesia changes course, now says Bitcoin is legal[3]

[3]: https://news.ycombinator.com/item?id=7195146

The Central Bank doesn't decide on what's legal and what's not. It can say whatever it wants, in the end it's about what the courts say.