SECTION 1. September 21 of every year is hereby declared a special working holiday in the Municipality of San Mateo, Province of Rizal, to be known as "Araw ng Bayan ng San Mateo" in commemoration of its foundation anniversary. Upon proclamation of the President, September 21 of every year shall be a special non-working holiday in the said municipality.
Compiled from an official source version. Later amendments or repeals may not be reflected; the official text prevails. · Read the official text ↗ · Data as of July 4, 2026
CitationRA 12251 Section 1 (LawPlayer, data as of July 4, 2026)
Source: Supreme Court E-Library, Republic of the Philippines. Philippine laws are public documents (works of the government).
