GST CBIC extends due date of March GSTR-3B to 21st April 2026 SEO Expert April 22, 2026 CBIC extends due date for filing March 2026 GSTR-3B to April 21, 2026, for registered persons under Section 39 of the CGST Act. The post CBIC extends due date of March GSTR-3B to 21st April 2026 appeared first on TaxGuru. Continue Reading Previous: AI in GST: Powerful Tool, Unready Taxpayers: Risks of Algorithmic JudgementNext: Wage Arrears Deduction Allowed as Liability Accrued from Pay Revision Effective Date Related Stories GST Mera Bill Mera Adhikaar SEO Expert June 9, 2026 GST Understanding GST Registration Cancellation: Roles of Directors & Shareholders SEO Expert June 9, 2026 GST GST on RWA Maintenance Charges: What Residents Need to Know SEO Expert June 9, 2026