Categories BLUE UPDATE Joint Revenue Board : Tax ID Portal To Open January 1, 2026. Post author By bibbybeau Post date 30 December 2025 No Comments on Joint Revenue Board : Tax ID Portal To Open January 1, 2026. The Joint Revenue Board (JRB) has shared that the Nigerian tax ID portal will start working across the country on January 1, 2026. This is part of their plan to make tax management more modern and efficient. Tags Tax ID Portal, Tax Reform