In which cases is it possible to terminate the lease upon the expiry of the lease term and the notice of termination?

In which cases is it possible to terminate the lease upon the expiry of the lease term and the notice of termination?

Termination on Expiry or Notice of Termination: If the lease is for a fixed term, both parties have the opportunity to terminate the contract at the end of the term.

Lease agreement for an indefinite period: If an order has been agreed with the party regarding the annulment notice, it will be complied with. If this issue is not mentioned between the parties, the termination of indefinite-term lease agreements will be as follows: "Unfurnished apartments, office, bench, shop, store, cellar, haystack, barn" and such places, unless the local custom has been designated in another period may be terminated for the expiry of the six-month period and in any case with a notice that must be made three months in advance. (BK262/2f) “furnished apartment, or detached rooms or can only be terminated for the end of a one-month period and with a notice to be made two weeks in advance. (BK262/2f2