“This campaign demonstrates the bureau we are creating; a bureau that moves with urgency, acts with integrity and follows through on its commitment,” said Bureau of Internal Revenue (BIR) Commissioner Charlito Martin Mendoza during the launch of the 2026 BIR National Tax Campaign Kick-off at the Philippine International Convention Center (PICC) in Pasay City on February 13, 2026. The 2026 BIR National Tax Campaign Kick-off marked the official start of the BIR’s nationwide campaign to strengthen