In 1980, the Dallas Mavericks joined the NBA.

Since 1979, the NBA has implemented the 3-point shooting system. In order to avoid the disparity of the strength of the teams, the NBA established an annual“NBA rookie selection system.”. In 1980, the Dallas Mavericks joined the NBA. The 1981-82 season in 1981, the Utah Jazz moved to Salt Lake City, Utah, and changed its name to Utah Jazz.