Dover extends property-tax deadline after tax-bill software problems

The City of Dover has moved its 2026 property-tax payment deadline from July 31 to Aug. 31 after software problems affected the generation of tax bills.

The city announced the extension July 31. Under the revised schedule, no fines will be assessed through Aug. 31, giving Dover property owners an additional month to make their payments without penalties.

Deadline changes for 2026 tax payments

July 31, 2026, was the original deadline for the property-tax payments covered by the city’s notice. The new deadline is Aug. 31, 2026.

The change applies to Dover property-tax bills. Property owners should use the Aug. 31 date as the deadline for the city’s penalty-free payment period.

The extension follows problems with software used to generate tax bills. The city identified those software problems as the reason for changing the deadline, rather than announcing a permanent change to its property-tax schedule.

What the city confirmed — and did not detail

Dover confirmed that tax-bill generation was affected by the software problems and that fines will not be assessed through the end of August. The city’s announcement did not say how many bills were affected.

The notice also did not provide a cost associated with the software problem. It did not state that the underlying software issue had been fully resolved.

Those limits leave several details unaddressed in the public notice, including the scale of the bill-generation disruption and the status of the work to address it. The confirmed action, however, is the one-month extension of the payment deadline and fine-free period.

What happens next

The next stated date for affected property owners is Aug. 31, 2026. Through that date, the city says it will not assess fines on the covered property-tax payments.

The revised deadline matters because it changes the timing of a required payment for Dover property owners while the city administers its tax-bill process. The announcement does not provide further deadlines or describe whether additional updates will be issued about the software problem.