White Bluff - Subject to local approval, authorizes persons who reside outside the boundaries of White Bluff but within the boundaries of Dickson County, and who own real property located within the boundaries of White Bluff, to vote in all White Bluff municipal elections; non-resident real property owners must own at least one-half interest in such real property, and such real property must be at least 5,000 square feet. - Amends Chapter 257 of the Private Acts of 1923; as amended and rewritten.