MS HB598

Removes the expiration date on a 1.5% tax on manufacturing or processing machinery sales installed at refineries in Mississippi.

Removes the expiration date on a 3.5% tax on construction activities performed at or for refineries in the state.

Allows refinery owners holding direct pay permits to provide the permit to sellers or construction contractors, relieving those parties of the duty to collect tax while making the refinery owner responsible for paying the tax.

Permits refinery owners to receive distinctive numbers from the Department of Revenue to allow component material purchases for construction activities without sales tax requirements.

Takes effect July 1, 2011.