Earlier, Vijayan was unanimously elected Leader of the LDF legislature party.
In the 140-member Kerala Assembly, LDF has 91 MLAs, including CPI(M)'s 58, CPI's 19 and five of CPM-IND.
Vijayan's name was suggested by party secretary Kodieyri Balakrishnan as per the decision of the state committee and it was approved by all the MLAs.
After the meeting, Balakrishnan met the governor and staked the claim of LDF to form the next government and handed over letters intimating election of Vijayan as the leader of the LDF Parliamentary party and expression of support from Legislature parties leaders of other constituents of the LDF.
Accordingly, as per the provisions of Article 164 (1) of the Constitution, the governor appointed Vijayan as the Chief Minister and sought from him the list of persons to be appointed as ministerial colleagues, a Raj Bhavan press release said.
The swearing-in-ceremony of the proposed Cabinet will be at 4 PM on May 25 at the Central Stadium here.