Residents are warned to be cautious of letters advising them they are entitled to a council tax refund due to re-banding.
Lincolnshire trading standards have had a number of Complaints regarding this scam where the company offer free help to assists them apply for a reduction of their bill.
Angela Kane, senior trading standards officer said: “Scams like this are crimes, so it is vital that people report them, we encourage anyone with information on this scam to come forward by calling us on 01522 782341 or at email@example.com.
“If you want to check your council tax banding, this can be done for free by the Valuation Office Agency. Simply visit www.voa.org.uk or call 03000 501501.