CODE OF VIRGINIA CONTRACTS; RULES (§ 10.1-548) Districts are authorized to have a seal; to have perpetual succession unless terminated as hereinafter provided; to make and execute contracts and other instruments necessary or convenient to the exercise of their powers; to make, amend and repeal regulations not inconsistent with this chapter, to effect their purposes and powers. HISTORY: Code 1950, § 21-63; 1988, c. 891.