Time-Adjustment Factor Development

Project ID: AD-15803 State|LocalOpportunities

Overview

Agency	Florida Department of Revenue [FL]
Deadline	05/05/26
Posted	04/30/26
Estimated Value	$50,000 - $150,000 (AI estimate)
Set Aside	Not Provided
NAICS	Not Provided
PSC	Not Provided
Location	Florida

Description

Primary Latest Change

This is NOT a solicitation for bids, proposals, or replies. This is a posting of an Agency Decision for SS 25/26-28. Please DO NOT submit a bid or a no bid reply. PUR 7778 Notice of Intended Decision to Enter into a Single Source Contract is attached. Posting is valid for 72 consecutive hours, excluding Saturdays, Sundays, and Holidays. The Department of Revenue advertised through the DMS Vendor Bid System from 4/7/2026 through 4/28/2026. No vendors responded to the advertisement posting indicating an ability or desire to provide the requested services. Therefore, the Department of Revenue intends to award a single source contract to Robert J. Gloudemans. Pursuant to Chapter 120.057(3), Florida Statutes, the posting of this Notice of Intended Decision to enter into a Single Source Contract will commence on April 30, 2026, at 9:00 AM and continue for 72 hours excluding holidays and weekends until May 5, 2026, at 9:00 AM Failure to file a protest within the time prescribed in section 120.057(3), Florida Statutes, or failure to file a bond or other security within the time allowed for filing a bond, shall constitute a waiver of proceedings under Chapter 120, Florida Statutes.

Summary (Newest Update)

Background The Department of Revenue (DOR) is responsible for ensuring a uniform, fair, and equitable property tax system in Florida. This contract aims to assist the DOR in conducting complex statistical studies of county assessment rolls to verify that property appraisers are valuing properties equitably and in accordance with Florida law. The goal is to develop time-adjustment factors that reflect market conditions of property sales as of the date of assessment for use in ratio studies. Work Details The contractor will provide real estate appraisal and valuation services, specifically: - Conduct complex statistical studies of county assessment rolls. - Develop time-adjustment factors by county, property type, and month to align market conditions with the date of assessment. - Utilize stratified statistical and analytical reviews to maximize the representativeness and reliability of samples in tests of each classification, stratum, or roll. - Ensure compliance with industry best practices recognized by the International Association of Assessing Officers (IAAO). Period of Performance The contract is intended to commence on April 30, 2026, and will continue for a duration necessary to complete the required studies. Place of Performance The services will be performed at the Department of Revenue's office located at 2450 Shumard Oak Blvd., Suite 2-1657, Tallahassee, FL 32399-0150. Bidder Requirements The intended single source contractor is Robert J. Gloudemans, who has been providing these services since 2009. His unique qualifications include pioneering time-adjustment factors for ratio studies and familiarity with Florida's property tax system.

Contacts