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Guide Financing & costs Germany

The mortgage has a new creditor: orderly check of letter, contract and payment route

A hypothetical post shows how borrowers in Germany can separate a notice of creditor change from a proposed contractual amendment. The procedure combines statutory fundamentals with a cautious check of the payment route.

Automatically translated – the German version is legally binding. Show original (German)

Published
19 Oct 2026
Research as of
17 Oct 2026
Applies to
Germany
For whom
Everyone
Article ID
WX26-06-DE-012

A notice lies in the letterbox: another company is to be responsible for the existing mortgage in future. Alongside it is a form with new payment details and an additional signature line. In the hypothetical case David wonders whether he must now take out a new loan or simply stop paying his previous instalment. Neither of these conclusions follows from the heading of the letter alone.

This article applies to Germany and considers an existing consumer loan agreement. It explains limited statutory starting points and an editorial verification procedure. It does not decide the authenticity of a letter nor the effectiveness of a concrete assignment or contract takeover.

Separate three things in the post

David first sorts the statements: who is to be the creditor, who handles the communication and where should payments be made? These roles may be described differently in the letter. A new servicing office need not mean the same kind of change as the transfer of a claim.

§ 398 BGB describes assignment (Abtretung) as the transfer of a claim by contract between the previous and the new creditor. [ABTRETUNG] The new name alone does not prove which procedure has in fact taken place in one’s own case. In particular, an amendment offer attached at the same time is initially separated from the notification about an asserted already completed change.

Our recommendation: mark the specific statement of each document. “We inform about an assignment” and “Please agree to amended terms” are different verification tasks. They are not accepted together simply because both papers are in the same envelope.

Confirm the contact independently

For the enquiry David uses a contact route of his previous lender that is already known and reliably assigned. A new telephone number from an unverified letter is not used alone to confirm that same letter. This is an organisational precaution and not proof that the letter is false.

He names the affected contract identifier and asks which notification was actually sent, which procedure lies behind it and which contact or payment change is binding to observe. Access data or complete sensitive documents are not sent as a precaution to an unconfirmed new address.

Ongoing due payments remain visible at this stage. The verification is not a general reason to simply stop agreed payments. In the case of unclear timely payment or contradictory instructions, appropriate support to resolve the specific situation is obtained without delay.

Match the statutory information with the letter

§ 496 paragraph 2 BGB provides for the creditor to be informed without delay with certain particulars about the new creditor in the case of assignment of a claim under a consumer loan or a change of lender. The provision contains an exception where it is agreed that the previous lender will continue to act alone towards the borrower; if these conditions do not apply, the information must be made up. [INFO]

No blanket conclusion is derived here that every missing individual notification renders a procedure ineffective. Instead David has clarified which case applies and whether the received information fits it. He keeps the confirmed notifications with the existing contract.

Existing objections do not disappear under a new nameplate

A documented dispute over an amount is not simply removed from the file. § 404 BGB allows the defences that were valid against the previous creditor at the time of assignment to be raised against the new creditor. § 496 paragraph 1 contains a protection against certain agreed waiver declarations in consumer loans. [EINWENDUNG, INFO]

Whether David’s specific enquiry actually concerns a legally significant defence must be examined separately. An open complaint is not automatically a right to withhold any payments. The practical step is to be able to fully assign earlier letters, specified amounts and responses.

Control the changeover against the actual course

After the clarified notification David checks the intended next payment transaction and the associated contractual assignment. He checks whether old and new instructions could unintentionally lead to double payments or whether a concrete objection remains open. He assesses a new offer independently on the basis of its actual content.

To conclude there remains a short clear file note: confirmed procedure, responsible contact, checked payment method and open factual question. It does not certify permanent freedom from error. But it prevents an unfamiliar company name from triggering either hasty signatures or an unresolved stoppage of payments.

Sources and context

Created with the help of AI and editorially reviewed. General guidance only; not individual legal, tax or financial advice. Errors and later changes are possible.