[2024] UKUT 39 (AAC)

—(1) Subject to [paragraphs (3) and (6)], if at any time between the making of a claim and a decision being made on it, or during the award of housing benefit, there is a change of circumstances which the claimant, or any person by whom or on whose behalf sums payable by way of housing benefit are receivable, might reasonably be expected to know might affect the claimant's right to, the amount of or the receipt of housing benefit, that person shall be under a duty to notify that change of circumstances by giving notice ... to the designated office—