Description of Service: Your Housing and/or Council Tax Benefit has been assessed on the information you have supplied. If your circumstances change, you must tell us as it may affect the amount of benefit you are entitled to. We will recalculate your entitlement and notify you of the outcome. You must report all changes for you and your partner (if you have one) and anyone else living with you, within 4 weeks of the change. You will need to provide documentary evidence of the changes.