Tangible personal property used in research and development business . All real and tangible personal property, with limited exceptions, is subject to property tax.Tangible property should be reported using the composite factors, methods, and guidelines provided with Form 62A500. Business Tangible Personal Property Return. 110-CSR-1P Legislative Rule Title 110 Series 1P Valuation of Commercial and Industrial Real and Personal Property for Ad Valorem Property Tax Purposes. Mail this form to your. Your tax return and completely fill in the. (1) "Business Development Corporation": A West Virginia business development corporation created and organized under the provisions of this article.