Purposes of chapter

The purposes of this chapter are: (i) to provide complete immunity from annexation and incorporation of new cities for those counties or tier-cities which by reason of their population density and numbers are providing urban services and (ii) to provide a system by which portions of counties may receive immunity from annexation and incorporation of new cities in the future if qualified pursuant to this chapter. 1979, c. 85, § 15.1-977.19:1; 1984, c. 695; 1997, c. 587.