How to avoid the AMT in turbo tax for research and experimentation deduction for an s-corp shareholder who materially participates in business.

Research and experimental costs: This adjustment is related to a timing difference between deducting Research and Experimental Expenditures for regular and AMT purposes. You can eliminate this line entry if you make the IRC section 59(e) election to deduct the costs over 10 years.

Alternative Minimum Tax:Common Questions