The processing time for a single person discount application is not explicitly stated in the available council information. However, it is important to submit your application or complete any reviews promptly, as failing to do so may result in the assumption that your situation has changed and lead to the removal of the discount.
For a seamless application process, you can start the review or apply for a single person discount directly online here. If you have any specific questions, don't hesitate to reach out to their email or customer service.