Find and download Nevada tax forms, including forms for businesses, sales tax, and more. To calculate taxable value using the Personal Property Manual, the assessor completes three steps: â–« Select the appropriate expected life table,.Who Must File a Personal Property Declaration with the Assessor? The actual location of the property must be reported and listed separately for each individual location. Business taxpayers must complete the form upon starting a new business and must declare all additions and deletions in personal property annually. In Nevada, property taxes are based on "assessed value. Incomplete or inaccurate Annual.