Journal entries in a Debt Service Fund

Adair Valley issued $$20,000,000$ of general obligation bonds to construct a multipurpose arena.

These bonds will be serviced by a tax on the revenue from events held in the arena and will mature in $2027.$

During $2021,$ Adair Valley budgeted $$2,500,000$ of tax revenues and $$2,000,000$ for interest on the bonds in its Debt Service Fund.

Prepare the journal entries necessary to record $($a$)$ the budget and $($b$)$ the expenditure when the interest comes due for payment.