86(1)
Where a term of an occupation contract permits something to be done with the landlord's consent, the landlord may give consent after the thing has been done.
86(2)
But this does not apply to—
(a) section 49 (adding a joint contract-holder), or
(b) any term of the occupation contract permitting the transfer of the contract, or of a joint contract-holder's rights and obligations under the contract.