Today, the staff of the Joint Committee on Taxation (JCT) issued a report titled “Choice of Business Entity: Present Law and Data Relating to C Corporations, Partnerships, and S Corporations.”  The report provides background information on the choice of business entity and data concerning the distribution of business entities by number, size, industry, and net income.  According to the report, the number of pass-through entities has tripled since 1987.  In 2012, approximately 46% of total business income was reported on individual income tax returns, while 54% was reported on corporate income tax returns.