The $21 billion mentioned is the total amount that the Federal Government and states can borrow over the next three years, not an amount they will definitely borrow.
The Medium Term Expenditure Framework (MTEF) outlines the borrowing plan for the next three years in line with fiscal responsibility and debt management acts.
Actual borrowings will be detailed in the budgets of both Federal and State Governments, not just based on the MTEF projections.
President Bola Tinubu, being an experienced accountant, is expected to secure finances at favorable rates for appropriate projects, leading to potential reduction in national debt.