. Shortly after his election, Fischer identified "education, health care and renewable energy" as his top legislative priorities. During the 2007 session, Fischer sponsored legislation which would allow counties to enforce stormwater regulations. Following the regular session, Fischer served on the legislature's interim committee on allocation of severance tax and federal mineral lease revenues. 2008 legislative session In the 2008 session of the Colorado General Assembly, Fischer sits on the House Agriculture, Livestock, and Natural Resources Committee and the House Education Committee. In the 2008 legislative session, Fischer plans to sponsor legislation to direct severance tax revenue to the Colorado departments of Wildlife and Parks and Recreation. Fischer has also sponsored a bill to expand funding for the Colorado Water Resources Research Institute and to create a statewide collaboratory for water-related research. He has also introduced legislation designed to protect instream water rights for users who choose to let water flow downstream rather than be diverted, which was passed and signed into law by Gov. Ritter. Another bill, requiring vehicle registration and emissions testing for mobile diesel equipment, including farm and construction vehicles, was opposed by farmers, contractors, and local governments, and was stripped of penalties for noncompliance in committee. In response, Fischer proposed a revised version of the legislation which would use registration fees to create a fund for replacement of polluting vehicles with cleaner vehicles. Together with Rep. John Kefalas and other northern Colorado legislators, Fischer has sponsored two bills to regulate uranium mining, in response to proposed mining activity in northern Colorado; the legislation has been opposed by mining companies. After some amendment, one of these bills, strengthening water quality requirements, passed the state legislature and was signed into law; another measure, which would have created stronger public disclosure requirements for mining operations, was killed in committee, but later revived in the state senate. Prompted by a suggestion from a Fort Collins high school student, Fischer has floated legislation which would require teen drivers holding a learner's permit to display a decal in the rear windows of their vehicles; the suggestion was not supported by an interim legislative committee on transportation. 2008 election Fischer announced his bid for re-election to the state legislature in January 2008. He faces a challenge from Republican Donna Gallup in the November 2008 general election. Gallup notably criticized Fischer's support of restrictions on uranium mining, accusing him of having "played on constituents’