# OB-IF-005 — Two months' notice before any change

> Except in emergencies, any change to the dedicated interface's specifications is published, at least on the ASPSP's website, as early as possible and at least two months before it goes live, and emergencies are documented for the authority.

- Article: PSR 35(4)
- Who is bound: ASPSP
- Who it is for: API, Product, Compliance
- Application: 21 months after entry into force, the general application date (Article 112).
- Level 2: No EBA mandate covers this obligation.
- Origin: RTS 2018/389, Art. 30(4)

Provisional numbering of the April 2026 compromise (Council doc. 8221/26). The final numbering will be added when the Official Journal publishes the text, without changing the id.

## STET 1.6.3: Out of spec

Notice is handled in the bank's release cycle. The 2018 RTS require three months.


## Sources

- [Council doc. 8221/26, page 240](https://data.consilium.europa.eu/doc/document/ST-8221-2026-INIT/en/pdf#page=240)

Checked on 2026-10-04. https://openfinanceguide.com/en/dsp3/obligations/ob-if-005