See - https://www.officialgazette.gov.ph/2020/03/24/republic-act-no-11469/
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[REPUBLIC ACT NO. 11469]
AN ACT DECLARING THE EXISTENCE OF A NATIONAL EMERGENCY ARISING FROM THE CORONAVIRUS DISEASE 2019 (COVID-19) SITUATION AND A NATIONAL POLICY IN CONNECTION THEREWITH, AND AUTHORIZING THE PRESIDENT OF THE REPUBLIC OF THE PHILIPPINES FOR A LIMITED PERIOD AND SUBJECT TO RESTRICTIONS, TO EXERCISE POWERS NECESSARY AND PROPER TO CARRY OUT THE DECLARED NATIONAL POLICY AND FOR OTHER PURPOSES.