(1) lrtidad is any act done or any word uttered by a Muslim who is mukallaf, being act or word which according to Hukum Syarak affects or which is against the 'aqidah (belief) in Islamic religion:

Provided that such act is done or such word is uttered intentionally voluntarily and knowingly without any compulsion by anyone or by circumstances.

(2) The acts or the words which affect the 'aqidah (belief) are those which concern or deal with the fundamental aspects of Islamic religion which are deemed to have been known and believed by every Muslim as part of his general knowledge for being a Muslim such as matters pertaining to Rukun Islam, Rukun iman and other matters generally known to a Muslim.