Title
Supreme Court
Change of Independence Day to June 12
Law
Republic Act No. 4166
Decision Date
Aug 4, 1964
Republic Act No. 4166 changes the date of Philippine Independence Day from July 4 to June 12, aligning the celebration with the actual date of independence, and declares July 4 as Philippine Republic Day, commemorating the establishment of the Philippine Republic in 1946.

Law Summary

Declaration of July 4 as Philippine Republic Day

  • July 4 is designated as Philippine Republic Day.
  • This day is distinct from Independence Day and is recognized separately by law.

Amendment to Section 29 of the Revised Administrative Code on Legal Holidays

  • Section 29 of the Revised Administrative Code is amended to update the list of legal holidays.
  • Legal religious holidays include:
    • Thursdays and Fridays of Holy Week
    • Christmas Day
    • Sundays
  • Fixed-date legal holidays now include:
    • January 1 (New Year’s Day)
    • April 9 (Araw ng Kagitingan or Day of Valor)
    • May 1 (Labor Day)
    • June 12 (Independence Day)
    • July 4 (Philippine Republic Day)
    • November 30 (Bonifacio Day)
    • December 30 (Rizal Day)
  • The day designated by law for a general election is also a legal holiday.
  • If any fixed-date holiday falls on a Sunday, the following day is observed as a legal holiday.

Effectivity Clause

  • The Act takes effect immediately upon its approval.
  • The law was approved on August 4, 1964.

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