MS HB4

Expands the definition of "doing business" in Mississippi to include regular solicitation of business from potential customers, issuing credit/debit cards to Mississippi customers, performing services outside the state where benefits are received within Mississippi, and franchising/licensing agreements with Mississippi-based franchisees or licensees

Subjects nonresident individuals, corporations, partnerships, trusts, and estates to Mississippi income tax on all net income derived from property, activity, or other sources within the state, broadening the previous language focused primarily on property owned or sold and business carried on in the state

Adds provisions for taxing regular transactions with Mississippi customers involving intangible personal property, including loans and extensions of credit that result in receipts flowing to nonresident taxpayers from within Mississippi

Requires income from services to be apportioned to the state where the benefits of services are received, expanding the state's ability to tax service-based income

Effective date of January 1, 2015