Here is a list of holidays for 2015 (declared by virtue of Proclamation No. 831, s. 2014) unless otherwise specified:

• January 1, 2015, Thursday – New Year’s Day (Regular holiday)
• January 2, 2015, Friday – Additional special non-working day (Special non-working day)
• February 19, 2015, Thursday – Chinese New Year (Special non-working day)
• February 25, 2015, Wednesday – EDSA Revolution anniversary (Special holiday)
• April 2, 2015, Thursday – Maundy Thursday (Regular holiday)
• April 3, 2015, Friday – Good Friday (Regular holiday)
• April 4, 2015, Saturday – Black Saturday (Special non-working day)
• April 9, 2015, Thursday – Araw ng Kagitingan (Regular holiday)
• May 1, 2015, Friday – Labor Day (Regular holiday)
• June 12, 2015, Friday – Independence Day (Regular holiday)
• August 21, 2015, Friday – Ninoy Aquino Day (Special non-working day)
• August 31, 2015, last Monday of August – National Heroes Day (Regular holiday)
• November 1, 2015, Sunday – All Saints Day (Special non-working day)
• November 30, 2015, Monday – Bonifacio Day (Regular holiday)
• December 24, 2015, Thursday – Additional special non-working day (Special non-working day)
• December 25, 2015, Friday – Christmas Day (Regular holiday)
• December 30, 2015, Wednesday – Rizal Day (Regular holiday)
• December 31, 2015, Thursday – Last day of the year (Special non-working day)

Here’s an infographic version of this list.

Source: gov.ph