Metro Council to vote on 'dark-sky' bill that aims to limit light pollution If passed, the bill would create new requirements for commercial and multi-family construction projects. It would not affect residential homes, existing buildings or buildings on Lower Broadway. and last updated 2021-03-16 11:17:58-04 NASHVILLE, Tenn. (WTVF) â A new bill aimed at reducing light pollution may soon become law. The proposal would impact new commercial buildings being built in Davidson County. The bill is up for its third and final vote at Tuesday nightâs Metro Council meeting. If passed, the bill would create new requirements for commercial and multi-family construction projects. It would not affect residential homes, existing buildings or buildings on Lower Broadway.