The schedule of the knockout phase is as follows (all draws are held at the UEFA headquarters in Nyon, Switzerland).
If the scores are level after full-time, the match is decided by a penalty shoot-out (no extra time is played).
[1] The mechanism of the draws for each round is as follows: On 17 July 2014, the UEFA emergency panel ruled that Ukrainian and Russian clubs would not be drawn against each other "until further notice" due to the political unrest between the countries.
The draw for the round of 16 onwards was held on 10 February 2017, 13:00 CET, at the UEFA headquarters in Nyon, Switzerland.
[4][5] The draw for the knockout round play-offs was held on 12 December 2016, 14:00 CET, at the UEFA headquarters in Nyon, Switzerland.