The 10pm to 4am curfew will also be maintained, he said.
The Culture Ministry has also proposed that the public holidays in the month of May will be postponed.
However, the final decision on these proposals will lie in the hands of the Cabinet.
The government clamped the state of emergency on March 26 until April 30 and imposed a 10pm to 4am curfew on April 3.
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No incoming flights until May 31