The Malaysia Digital Arrival Card (MDAC) was introduced on 1st December 2023. Details can be seen here: https://imigresen-online.imi.gov.my/mdac/main
All foreign nationals are required to complete the MDAC before arrival, with a few exceptions.
Initially the list of exempt travellers included Permanent Residents, but not LTSVP and other long term pass holders:
The exemptions were later updated to show that from 1st January 2024 Malaysia Permanent Residents and long term pass holders are not required to complete the MDAC: