Be it enacted by the Senate and House of Representatives of the Philippines in Congress assembled:

SECTION 1. The following sitios in the Municipality of Sergio Osmena, Sr., Province of Zamboanga del Norte, are hereby  constituted as barrios thereof, to  wit:

1. The sitios of Tanguban, Siasog, Matalom, Napuyan, Dacuyon, Sedimar, and Tulaban are constituted into a distinct and independent barrio of said municipality, to  be known as Barrio Willben;
   
   
2. The sitios of Diwakat, Calican, Cabibit, Buburinga, and Solidio are constituted into a distinct and independent barrio of said municipality, to be known as Barrio Antonino; and
   
   
3. The sitios of Upper Buburinga, Lanasan, Bayuhan, Lawaan, and Disoy are constituted into a distinct and independent barrio of said municipality, to be known as Barrio Penacio.
   

SEC. 2. THIS ACT SHALL TAKE EFFECT UPON ITS APPROVAL.

Approved, June 21,  1969.