(1) The tenant has organized or has become a member of a tenant’s union or similar organization; or the tenant has submitted a complaint, in writing and in good faith, either to the landlord or to a governmental agency charged with responsibility for enforcement of statutes, ordinances or regulations pertaining to the maintenance of safe and sanitary dwellings, of conditions in or affecting the tenant’s dwelling unit which constitute a violation of any statute, ordinance or regulation pertaining to the maintenance of safe and sanitary dwellings; and

(2) The violation in subsection (a)(1) of this section imposes responsibility on the landlord; and

(3) The landlord retaliated against the tenant within six months of either (i) the date the tenant organized or joined a tenant’s union or similar organization, or (ii) the date the tenant submitted the complaint.