Lagos State’s decision to move its individual annual income tax return deadline from March 31 to April 14, 2026 has drawn attention not because filing is unusual, but because the extension was explicit, public and tied to a clearly digital compliance push through the LIRS eTax channel. The bigger national picture is that resident tax filing is now increasingly online across Nigeria, yet still far from uniform in execution. Under Nigeria’s 2025 tax reform architecture, states remain central to administering personal income tax for most residents, while the Joint Revenue Board coordinates reforms and the new national Tax ID portal went live on January 1, 2026. That means the legal obligation is broadly shared, but the taxpayer experience still depends heavily on where one lives. In practice, what Lagos has exposed is not an isolated event; it is the uneven maturity of digital tax administration across the federation.