“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

💫Start of 2026 Tax Filing Season • The Internal Revenue Service (IRS) has officially opened the 2026 tax filing season and began accepting federal individual income tax returns today January 26, 2026. Proby's Tax & Accounting Service with over 40 years of experience and our team of qualified personnel is here to assist you. Virtual services available @www.probystax.com • There are some new Tax Law changes this season that may affect the 2025 tax year including new deductions, credits, inflation