Warwick District Council is being asked to check its homework amid concern over dropping uptake and price hikes for green waste collections.
As part of its fees and charges review for the 2026-27 budget, the authority is planning to put up the price of a green bin permit from £47 to £51 – a little more than 8.5 per cent.
The council's report details how it expected to sell 40,000 per year but has had to revise its figures having fallen short by 2,000 customers.
It says the decline "reflects local trends and may be due to the unusually dry spring and summer" but still tweaked next year's projected income accordingly, shaving off £186,500.
The lowered £1.963 million target is still slightly more than the £1.88 million the council projects to bring in across 2025-26 but councillors last w