Both then applied for and were granted leave by the High Court to take their case to the Court of Appeal.
KDC opposed their application for leave to appeal to the Court of Appeal.
In addition to them, five other ratepayers have not paid their rates to KDC.
The Court of Appeal has yet to set a date for the appeal.
The Rogans were originally among about 100 defaulting ratepayers who refused to pay their rates in protest against Parliament passing the Kaipara Validation Act.
The Act retrospectively validated irregularities in the setting and assessing of Kaipara district rates from the 2006/07 financial year to 2011/12 in respect of the Mangawhai wastewater scheme.