European public procurement – WOZ valuation application

Summary

The tender concerns the supply and implementation of a WOZ valuation application for Gemeente Veendam. The solution must support the WOZ administration, tax valuation and objection handling for approximately 15,800 residential and non-residential properties. The scope includes application hosting and technical management, implementation, testing and final migration of existing data, training, user and administrative support, maintenance, updates, further development, and interfaces with local and national systems. The application must be production-ready at go-live and meet extensive functional, data-management, security, privacy, performance and support requirements. Key conditions include submitting at least one suitable reference contract, demonstrating compliance with the technical requirements, providing a draft SLA with the tender, and entering prices in the prescribed price form. The contract starts on 1 January 2027, operational service begins on 1 July 2027, runs until 31 December 2030, and may be extended by the contracting authority five times for one year each. The evaluation consists of price worth 20 points, quality worth 60 points and a demonstration worth 20 points. Tenders must be submitted electronically by 2 November 2026 at 10:00 a.m. local time.