Section 4
SEC. 4. As used in this Act— (a) A natural-born citizen is one who is a citizen of the Philippines from birth without having to perform any act to acquire or perfect his Philippine citizenship. (b) Urban areas shall include: (1) In their entirety, all municipal jurisdictions which, whether designated as chartered cities, provincial capitals or not, have a population density of at least 1,000 persons per square kilometer; (2) Poblaciones or central districts of municipalities and cities which have a population density of at least 500 persons per square kilometer; (3) Poblaciones or central districts (not included in 1 and 2) regardless of population size which have the following: Street pattern, i.e., network of streets in either at parallel or right angle orientation; At least six establishments (commercial, manufacturing, recreational and/or personal services); and At least three of the following: 1. A town hall, church or chapel with religious services at least once a month; 2. A public plaza, park or cemetery; 3. A market place or building where trading activities are carried on at least once a week; and 4. A public building like a school, hospital, pueri-culture and health center or library. (4) Barangays having at least 1,000 inhabitants which meet the conditions set forth in subparagraph (3) of paragraph (b) above, and in which the occupation of the inhabitants is predominantly other than farming or fishing. (c) All other areas of the Philippines which do not meet the conditions in the preceding definition of urban areas shall be considered as rural areas.