Questão jurídica principal
Whether the civil appeal could be entered into despite non-payment of the advance on costs.
Decisão extraída
No. Because the required advance on costs was not paid within the final extended deadline, the appeal could not be entertained.
Fundamentação extraída
Under Art. 62(3) BGG, failure to pay the advance on costs after expiry of the set deadline leads to non-entry under the summary procedure of Art. 108(1)(a) BGG.