4. The landlord or agent must—
(a)obtain from the occupier or prospective occupier—
(i)one document listed in List A in the Schedule to this Order; or
(ii)two documents listed in List B in the Schedule to this Order; or
(b)subject to article 6, obtain a Positive Right to Rent Notice in respect of the occupier or prospective occupier from the Landlord Checking Service where—
(i)the occupier or prospective occupier informs the landlord or agent that—
(aa)they have an outstanding application to vary their leave to enter or remain in the United Kingdom, or have an administrative review or appeal pending against a decision on that application, or
(bb)they are an asylum seeker or have an appeal pending against a determination made by the Secretary of State in respect of their claim for asylum, or
(cc)they have made an application for a residence card or derivative residence card within the last 6 months, or
(dd)they are a person to whom the Secretary of State has granted permission to occupy premises under section 21(3) of the Act, and
(ii)the occupier or prospective occupier provides the landlord or agent with their Home Office issued reference number in relation to that application, claim, administrative review, appeal or permission to occupy premises.