Creation of Municipality of Siay in Zamboanga del Sur

Executive Order No. 223 creates the municipality known as the municipality of Siay.
The municipality of Siay consists of designated barrios and sitios taken from Kabasalan and Malangas.
The seat of government of the municipality of Siay is at the barrio of Siay.

From the Municipality of Kabasalan, the municipality of Siay includes these barrios and sitios:
- Siay, Titay, Kulasian, Lumorac, Coloy, Labasan, Mirangan, Gandiagan, Lalat, San Jose, Sibugay, Balagen, Camanga, Dalama, Dipili, Bulawan, Sibayat, Payao, Balian, Bato or Tasok, Talaid Point, Boyogan, Calapi, Salanagan, Balangasan, and Balucanan.
The municipality of Siay includes these barrios and sitios from the Municipality of Malangas:
- Mali, Balabao, Mantinaw, Paruk, Minsulao, Sampuli.

Executive Order No. 223 provides that the municipalities of Kabasalan and Malangas retain their territories minus the portions included in the municipality of Siay.
The creation of Siay operates through the segregation of the listed barrios and sitios from Kabasalan and Malangas.

The municipality of Siay begins to exist upon the appointment and qualification of the mayor, vice-mayor, and a majority of the councilors.
Existence is also conditioned on certification by the Secretary of Finance.
The Secretary of Finance must certify that the municipality of Siay is financially capable of:
- implementing the Minimum Wage Law, and
- providing for all statutory obligations and ordinary essential services of a regular municipality.
The Secretary of Finance must further certify that after the segregation:
- Kabasalan and Malangas can still maintain their respective municipal governments creditably, and
- can meet all statutory and contractual obligations and provide for essential municipal services.

The creation is authorized by Executive Order No. 223 and is signed by the President.
Ramon Magsaysay signs as President of the Philippines.
Fortunato De Leon signs as Executive Secretary on behalf of the President.