Where you get your info one? Lose money is it? 
1. All matches shall be played in accordance with the Laws of
the Game in
force at the time of the tournament and as laid down by the
International
Football Association Board. In the case of any discrepancy in the
interpretation
of the Laws of the Game, the English version shall be
authoritative.
2. Each match shall last 90 minutes, comprising two periods
of
45 minutes, with a half-time interval of 15 minutes.
3. If, in accordance with the provisions of these Regulations,
extra time is to be
played as the result of a draw at the end of normal playing time,
it shall always
consist of two periods of 15 minutes each, with an interval of fi
ve minutes at
the end of normal playing time, but not between the two periods of
extra time.
4. If the score is still level after extra time, penalty kicks will
be taken to determine
the winner in accordance with the procedure described in the Laws
of the Game.
Taken from FIFA Official website. Source