Deductions that may be made from compensation payable to tenants

Subject to section 21 of this Act, there may be deducted from any compensation payable pursuant to this Part the amount of any rent due and unpaid by the tenant under the contract of tenancy to which the compensation relates and such amount as fairly represents any damage suffered by the landlord in consequence of any wilful act done by the tenant to the land of the tenancy terminated or deemed to be terminated by the landlord or in consequence of any wilful misuse of such land by the tenant.