As December 2025 begins, every business, professional, and taxpayer must stay updated with important statutory deadlines. This month involves multiple return filings under GST, PF, and ESI, along with key annual filings. Missing any due date can result in penalties, late fees, or blocked e-way bills. The following compliance calendar lists all major due dates for December 2025. https://corpzo.weebly.com/blog/compliance-calendar-for-the-month-of-december-2025