| 3. | Colorado HB-01-1160 | | | An act concerning energy-efficiency and light-pollution standards for outdoor lighting fixtures funded by the state. (PDF) www.leg.state.co.us |
| 13. | Texas HB-164(2001) | | | Appends Texas LP Statute signed into law in September 1999. Enacted July 2000. State law to allow local regulation of lighting near astronomical observatories. www.capitol.state.tx.us |
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