Nornally it is the tenant.

来源: 于 2014-08-07 13:54:26 [旧帖] [给我悄悄话] 本文已被阅读：次

Since your contract doesn't define it, then it should come to the cause of the infestation.

If the infestation is not the cause of the tenant the landlord may agree to repay the cost.

In your case, your tenant may have 1000 reasons that you should cover it. good luck.