Law has nothing to do with it, just plain old common sense.Is it against the law to go to international duty ?
The players are in two bubbles their family and the club now they form another bubble with a load of players from all over the world or different bubbles. What could possibly go wrong ?!
Could a club refuse to release players stating the risk in a pandemic ?
Slightly of topic in here
Personally think the European competitions should be put on hold until things vastly improve.