JLPT N4 - tearimasu - 〜て あります

This form is used to comment on the state of something. The something has been put into a state and is still in the state. Who or what put it in that state is sometimes unimportant and omitted.

Key Examples

電気 が つけて あります
The light is on. (The light has been switched on.)
私は ラグビー が して あります
I have played rugby.