In seven of the last 10 years, federal fire agencies have seen their money run out at the height of California's autumn fire season. That forced the U.S. Forest Service and the federal Bureau of Land Management to borrow funds from fire-prevention programs, including the thinning of dead trees from local forests." Proposals would set aside funds specifically for agency use when "annual firefighting budget is depleted.
http://www.pe.com/politics/goad/stories/PE_News_Local_S_fire22.42f3380.html