Many private business owners elect to incorporate, turning their companies into C corporations. But, at some point, you may consider converting to an S corporation. This isn’t necessarily a bad idea, but it’s important to know the ramifications involved. Similarities and differences S and C corporations use...

July 17 — If the monthly deposit rule applies, employers must deposit the tax for payments in June for Social Security, Medicare, withheld income tax and nonpayroll withholding. July 31 — If you have employees, a federal unemployment tax (FUTA) deposit is due if the FUTA liability through...