German, 27 has posted an 18-4 record to go along with a 4.03 ERA and 153 strikeouts for the Yankees this season.
At this time, there are no further details available as to why German is being placed on leave.
“We fully support all measures being undertaken by the Commissioner’s Office pursuant to the Policy on Domestic Violence,” the Yankees said in a statement. “We support this policy which reinforces that domestic violence has no place in our society and cannot be tolerated.
“We have followed the lead of Major League Baseball and will continue to provide our complete cooperation throughout the investigative process.”