§ 188
Improvements made by the tenant may only be removed when the tenant restores the rented premises to the condition in which they were received.
Stk. 2.If the tenant has made alterations to the rented premises with the landlord's consent pursuant to § 141, the landlord may only require restoration if the landlord reserved the right to do so when granting consent.
Stk. 3.If the tenant has initiated improvement works, etc., with compensation upon moving out, cf. § 145, and § 63 of the previously applicable Rent Act, cf. Executive Order no. 963 of August 11, 2010, and these are not completed, the landlord may either require the works to be finished or potentially demand restoration.