Who Must File a Personal Property Declaration with the Assessor? If you own any business related personal property in Clark County, you are required to file a personal property listing.The 2024-2025 Personal Property Manual has been approved and now states that certain hotel furnishings will be depreciated based on a 10-year life schedule. The Tax Collector's Office is responsible for collecting Real Estate taxes for all properties in Clark Township. Sales tax applies to retail sales of certain tangible personal property and services. File the return between January 1 and May 15. Do not enclose the tangible return with the income tax return. In a nutshell, this means that if a business was open on January 1 and closes on April 1, taxes for the entire year are still due for the personal property. AFCS is the collection agency serving Clark County Government. AFCS handles collection of personal property tax bills which have been certified.