Va. Code § 15.2-2211
The planning commission of any locality may cooperate with local planning commissions or legislative and administrative bodies and officials of other localities so as to coordinate planning and development among the localities. The planning commission of any locality shall consult with the installation commander of any military installation that will be affected by potential development within the locality so as to reasonably protect the military installation against any adverse effects that might be caused by the development. Planning commissions may appoint committees and may adopt rules as needed to effect such cooperation. Planning commissions may also cooperate with state and federal officials, departments and agencies. Planning commissions may request from such departments and agencies, and such departments and agencies of the Commonwealth shall furnish, such reasonable information which may affect the planning and development of the locality.
Va. Code § 15.2-2211