Sen. James Settelmeyer, R-Minden, is trying to sound the alarm about a new California law he says could impose that state's corporate income tax on thousands of Nevada businesses.Proposition 39 was approved by California voters in November and restructures how multi-state businesses calculate the taxes they must pay on sales and services to California customers. It was billed as closing a loophole allowing multi-state businesses to avoid taxes by moving jobs out of California.Reno Certified Public Accountant David Turner, a former member of Nevada's Tax Commission, said the old formula took into account not only the percentage of a company's …