Northern Virginia Transportation Authority; regional transportation plan.

Requires the Northern Virginia Transportation Authority (the Authority) to annually publish on its website any land use or transportation elements of a locality's comprehensive plan that each locality embraced by the Authority is currently required to report when such locality's plan is inconsistent with the Authority's regional transportation plan. Additionally, the bill requires the Authority to consider for revision and revise as necessary its regional transportation plan at least once every five years. The Authority is required to specify any obstacles to achieving a reduction in congestion in Planning District 8 and any need for cooperation by other regional entities. The bill has a delayed effective date of July 1, 2018.