A national plebscite and local plebiscites were held on April 7, 1981 in the Philippines. The plebiscite was set to amend the following revisions made by the Interim Batasang Pambansa, pursuant to Batasang Pambansa Blg. 122: Also were held in certain areas the creation of three municipalities in Bohol, South Cotabato and Zamboanga del Norte:

Results

The majority of the Filipino people voted "Yes" to the terms and constitutional amendments.

On changing the form of government

On prohibiting elective officials from being appointed, limiting participation to two largest parties only, and prohibiting party-switching

On allowing erstwhile natural-born citizens who lost citizenship to own land