Sending, receiving, and organizing email in Outlook on the web for business
Dear ASC.at.MS,
Good day!
Thank you for posting to Microsoft Community. We are happy to assist you.
From your description, it seems you have issue with creating and importing filtering rule as a code in to Outlook web app or client.
As your concern is related with code, we provide some limited knowledge about some aspects of code scenarios. For coding, we have a dedicated team with special expertise in programing, so we recommend that you contact them through All Questions - Microsoft Q&A. We believe they will give you accurate and efficient solution for your concern.
Thank you for your precious time and understanding. For other concerns, please do not hesitate to add your post in the Microsoft Community Team.
Stay safe and healthy. Have a nice day!
Sincerely,
Libeamlak | Microsoft Community Moderator