) that was established in 1999 to financially support CORE, also was considered visionary at the time. The program, which Pitkin County and the city of Aspen adopted, requires property owners who install energy-sucking amenities such as heated pools and snowmelt driveways to offset those carbon emissions by either paying a fee or installing renewables onsite. Since Pitkin County tightened up its building code last year to require new homes to be built more energy efficient, REMP fees aren’t being paid at the same level as before. “The building code is such that people can’t by their way out of it anymore,” said Aspen City Councilman Ward Hauenstein who serves on the CORE board as the city’s representative.