With Monday marking the income tax filing deadline in the U.S., there has been renewed interest in how some of the nation’s top corporations manage to pay just a small fraction of their earnings in taxes, sometimes owing nothing at all to the government. Here are some leading corporations’ tricks for minimizing their tax bills:

McDonald’s : Over 500 locations in major metropolitan areas classified as churches

: Over 500 locations in major metropolitan areas classified as churches Fisher-Price : Only employing war veterans

: Only employing war veterans ExxonMobil : Investing in green technology by the hundreds of dollars

: Investing in green technology by the hundreds of dollars Nabisco : Claimed this year’s batch of Wheat Thins didn’t turn out well and lost the company millions, even though everyone knows this year’s batch was excellent

: Claimed this year’s batch of Wheat Thins didn’t turn out well and lost the company millions, even though everyone knows this year’s batch was excellent Hostess Brands : Chapter 11 bankruptcy

: Chapter 11 bankruptcy Kraft Foods : Underreporting net profits by claiming cost of producing each slice of cheese is $600,000

: Underreporting net profits by claiming cost of producing each slice of cheese is $600,000 NBC : Consistently making and airing terrible programming that hasn’t earned company a single dollar in profit since 2003

: Consistently making and airing terrible programming that hasn’t earned company a single dollar in profit since 2003 The Boeing Company: Using 1040EZ form