Restructures the conveyance tax to a marginal rate system for the sale of properties with residential use, adjusts the tax for multifamily properties to reflect value on a per-unit basis, and applies a cost-of-living adjustment to conveyance tax rates. Allocates revenues from conveyance tax collections. Allocates a portion of conveyance tax collections to the Dwelling Unit Revolving Fund to fund infrastructure programs in county-designated transit-oriented development areas that meet minimum standards of transit-supportive density. Allocates a portion of conveyance tax revenues to the Hawaiian Home Lands Trust Fund.