Congress had the support of over 21 legislators in the 40-member Goa Assembly, said the opposition party on Wednesday.
"We have the required numbers. I am not going to tell you whom we are in discussions with, but we need the support of 21 MLAs and we have more than that," said Chandrakant Kavlekar, Leader of Opposition in the state.
The political situation in the state was in the favour of the Congress, said Kavlekar and added that there was a lot of "discontent" among the ruling coalition partners.
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Congress is the single-largest party with 16 MLAs in the coastal state. Party says it has enough strength to form the government in the state.
Interestingly, the opposition party's claim has come at a time when Chief Minister Manohar Parrikar (62) is admitted to the All India Institute of Medical Sciences (AIIMS) in Delhi for a pancreatic ailment.
At AIIMS here, Goa CM is undergoing a series of tests, hospital sources said on Sunday. Because of his declining health, Parrikar was flown to the national capital. Parrikar, earlier this year, had undergone a three-month-long treatment in the United States.
The Bharaitya Janata Party (BJP) has 14 seats in the state Assembly.
Presently, the state is being ruled by the BJP with the support of the Nationalist Congress Party (NCP), the Goa Forward Party (GFP), the Maharashtrawadi Gomantak Party (MGP) and Independent MLAs.