The NHL and the players Union issued a joint statement, which announced the agreement concerning the start of full training camps.
Players must return to regular work from 10th July.
It will be the so-called third phase of the return of the season. The work will have to back the players 24 teams, who will participate in the playoffs.
Possible date for the restart of the season yet, but it is expected that this could happen at the end of July.
Earlier, the NHL decided not to finish the rest of the regular season and start the playoffs in an expanded format of 24 clubs.