Section 282

It is lawful for any person who is in peaceable possession of a dwelling-house, and for any person lawfully assisting him or acting by his authority, to use such force as he believes, on reasonable grounds, to be necessary in order to prevent the forcible breaking and entering of the dwelling-house, either by night or day, by any person whom he believes, on reasonable grounds, to be attempting to break and enter the dwelling- house with intent to commit a felony or misdemeanour therein.