Section 13. PENDING COURT PROCEEDINGS. All appeals or other court proceedings relating to the regulation and control of residential rents and evictions in a city having a population of one million or more to which the temporary state housing rent commission or the state rent administrator is a party and which is pending on May first, nineteen hundred sixty- two or thereafter prosecuted shall be prosecuted or defended by the temporary state housing rent commission and the state rent administrator pursuant to the state emergency housing rent control law to a final determination or other disposition by the court in accordance with law. If the court remits any such matter to the temporary state housing rent commission, the commission may transfer such matter to the city housing rent agency for disposition pursuant to subdivision eleven of this section.