New tax law has already been issued, and is applicable only to business entities.

http://www.gulf-times.com/site/topics/article.asp?cu_no=2&item_no=326970...

Qatar is the wealthiest country in the world, with tremendous Grand Income Per Capita. I don't think the goverment is planning a personal income tax, since they do not need contribution of public to the national budget... At least for now :)