Section 39 Rectification of rent books in light of determina-tion of recoverable rent.

Where, in any proceedings, the recoverable rent of a dwelling-house subject to a regulated tenancy is determined by F1the First-tier Tribunal, then, on the application of the tenant (whether in those or in any subsequent proceedings) F2the Tribunal may call for the production of the rent book or any similar document relating to the dwelling-house and may F3order the correction of any entries showing, or purporting to show, the tenant as being in arrears in respect of any sum which the Tribunal has determined to be irrecoverable.