Audit Division
The Audit Division conducts audits of tax returns of individuals, partnerships, estates, trusts, corporations, and documents filed with the Department to ensure compliance with New Hampshire tax laws and rules.

Collection Division
The Collection Division initiates collection activities in pursuit of delinquent tax returns and payments for all taxes administered by the Department.

Document Processing Division
The Document Processing Division receives, sends, processes, stores, and retrieves all tax documents, return payments and electronic transactions filed with the Department.

Municipal Services Division
The Municipal Services Division establishes and approves municipal, school, county and village district tax rates. Municipal Services provides technical assistance, relative to taxation and finance, to the political subdivisions of the state. In addition, Municipal Services prescribes a uniform chart of accounts for all municipalities, schools, counties and village districts.

Property Appraisal Division
The Property Appraisal Division assists and educates municipalities with the methods of appraisal and assessment of real property. They provide appraisal revaluation services statewide to municipalities, and equalize the local assessed valuation of each municipality to bring such valuations to the full and true market value of the property. The Property Appraisal Division advises and assists municipalities and taxpayers in full and true appraisals and timely collection of timber yield tax. In addition, they appraise public utility and railroad property for equalization, as well as local tax purposes. The Property Appraisal Division assists local municipalities with the administration of the current use law (RSA 79-A).

Administration Unit
The Administration Unit performs administrative functions necessary to support Department operations including accounting, adjudicative and administrative hearings, fleet and facility maintenance, human resources, project management, purchasing and taxpayer advocacy.

Central Taxpayer Services
Central Taxpayer Services provides general assistance to the public for all taxes administered by the Department and acts within the Department as an advocate for taxpayers by encouraging voluntary compliance through education, outreach, and problem resolution.

Department of Information Technology (Embedded Personnel)
The Department of Information Technology (DoIT) designs, develops and maintains computerized systems to support the administration of taxes and to automate labor-intensive functions.

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