Taxpayers assigned a quarterly filing frequency must file on or before the last day of January, April, July, and October for the preceding three-month period. You can apply for a North Carolina extension and pay your tax online using the following options.A copy of the Report Summary may also need to be submitted to the North Carolina Department of State Treasurer, as outlined in 'Remit Funds Due' below. NCCash Match is the Department of State Treasurer's program designed to make it easier for unclaimed property owners to receive their money. Line 1 - Enter amount of North Carolina income tax required to be withheld. You have to submit the filing fee with a document you want to file.