If two or more teams are equal on points on completion of the group matches, the

following criteria are applied, in the order given; to determine the rankings:

a) higher number of points obtained in the matches among the teams in question;

b) superior goal difference in the matches among the teams in question (if more

than two teams finish equal on points);

c) higher number of goals scored in the matches among the teams in question (if

more than two teams finish equal on points);

d) superior goal difference in all the group matches;

e) higher number of goals scored in all the group matches;

f) position in the UEFA national team coefficient ranking system (see Annex I,

paragraph 1.2.2);

g) fair play conduct of the teams (final tournament);

h) drawing of lots.

Source:

http://www.uefa.com/multimediafiles/download/competitions/euro/91/87/57/918757_download.pdf