Hell no, says the House of Commons. Read about it all here. From the article:

House of Commons Speaker Michael Martin has declared that anyone using BlackBerrys or other "electronic devices" in the chamber can be thrown out.

The decision comes shortly after Labour spin doctor Alastair Campbell used his BlackBerry to send a profanity-laden tirade to BBC flagship program "Newsnight," believing he had sent it to a Labour PR agency.

A Norwegian parliamentarian was censured after he was found playing war games on his PDA during a discussion on military action in Afghanistan.