Hawks Clinch with: 1) Win or Tie
2) Loss by 3 or less
WIngs Clinch with: 1) Hawks Loss by 5 or more

Blackhawks clinch if: 1) Hawks Win or Tie
2)Wings Lose or Tie
3)Hawks Lose, Wings Win and the goal differential between the two games is 10 or less
Red Wings clinch if: 1) Wings Win, Hawks Lose and the goal differential between the two games is 11 or greater

With their win over the Bruins, the Leafs moved 2 games up on the 5th place Red Wings with 1 to go meaning they clinched

The Rangers clinched a playoff spot by beating the Red Wings 6-2. They can clinch 2nd if the Leafs tie or lose to the Bruins tonight.

Also, on the same night that they clinched a playoff spot, the Bruins clinched the league title with their 7-4 win over the Red Wings and the Rangers 9-3 loss to the Blackhawks.