You must facilitate the customer's registrar transfer as much as possible, but as the current registrar, you are not required to monitor its progress. The new registrar is responsible for confirming that the transfer has been completed.
Updated 13 Apr, 2020
The Swedish Internet Foundation is an independent, business-driven and public-benefit organization. We work for an internet that contributes positively to people and society. We are responsible for the internet's Swedish top-level domain .se and manages the operation and administration of the top-level domain .nu. The revenue from our business finances a number of initiatives in order to enable people to use the internet in the best way, and to stimulate the sharing of knowledge and innovation with a focus on the internet.