20. If shareholders in an S Corp., a calendar year taxpayer, owning 60 percent of the S

corporation stock consent on March 20X5 to revoke the S election and declare the

revocation effective date to be October 1, 20X5, then the S election is terminated on what date:

21.If a s corap, a calendar year taxpayer, has 35 individual shareholders and one of those shareholders sells his shares to a corporation on june 15 20X7 the S corporations tax year ends on what date: