The county court has jurisdiction to determine questions arising under this Part and to entertain proceedings brought under this Part and claims, for whatever amount, in connection with a secure tenancy.
That jurisdiction includes jurisdiction to entertain proceedings on the following questions—
notwithstanding that no other relief is sought than a declaration.
If a person takes proceedings in the High Court which, by virtue of this section, he could have taken in the county court, he is not entitled to recover any costs.