JCB Hiring Charges

Actually we are a trader. we bought 2 JCB Vehicles in Dec'21
and gave hiring to a Manufacturer. Till now we didn't give invoces
1)can I raise invoices in this month of July for the period of Dec'21 to June'22 dated in July.
2) Can I raise a single invoice for the above period in July'22

is there any Tax issues. please guide me