18. — (1) Without prejudice to any right of appeal given by any other Act, an appeal shall lie to the Circuit Court—

(a) by the applicant for a certificate—from an order of the District Court refusing the application,

(b) by the applicant—from any particular part of an order of the District Court granting a certificate, and

(c) by any person who at the hearing opposed the application—from an order or any particular part of an order of the District Court granting the certificate.

(2) A certificate granted by the District Court shall remain in full force until altered or revoked on appeal.

(3) Where, in the case of the refusal of a certificate by the District Court, the applicant is the holder of a subsisting licence the licence shall continue in force pending the determination of an appeal against such refusal.