As of today the following countries has grounded the 737 MAX.
Argentina,Australia,Austria,Belgium,Brazil,Bulgaria,Cayman Islands,China,Canada,Croatia,Cyprus,Czech Republic
Denmark,Estonia,Ethiopia,Finland,France,Germany,Greece,Hungary,Iceland,India,Indonesia,Ireland,Italy,Latvia
Liechtenstein,Lithuania,Luxembourg,Malaysia,Malta,Mexico,Mongolia,Morocco,Netherlands,Norway,Oman,Poland
Portugal,Romania,Singapore,Slovakia,Slovenia,South Africa,South Korea,Spain,Sweden,Switzerland,Turkey,United Kingdom