About DSBIR
Office Address
Revenue House, 41 Warri/Sapele Road, Warri
Official Portal
File your Annual Returns and verify your TCC on the official portal.
Visit DSBIR WebsiteWhy use a specific calculator for Delta?
While the Personal Income Tax Act (PITA) is a federal law that applies nationwide, each state's Internal Revenue Service (like DSBIR) is responsible for collecting taxes from individuals residing in that state.
Our calculator ensures you understand your liability specifically for Delta State.
