Business & farm

No, If revoking effective the first day of the tax year, the revocation is due by the 16th day of the third month of the tax year. If revoking effective any day other than the first day of the tax year, the revocation must be received by IRS by the requested effective date. 

 

See https://www.irs.gov/forms-pubs/revoking-a-subchapter-s-election