Introduction This publication discusses the general tax laws that apply to ordinary domestic corporations. It explains the tax law in plain language so it will be easier to understand. However, the information given does not cover every situation and is not intended to replace the law or change its meaning. Some corporations may meet the qualifications for electing to be S corporations. For information on S corporations, see the instructions for Form 1120S, U.S. Income Tax Return for an S Corporation. Comments and suggestions. We welcome your comments about this publication and your suggestions for future editions. You can e-mail us while visiting our web site at www.irs.gov. You can write to us at the following address: Internal Revenue Service Technical Publications Branch W:CAR:MP:FP:P 1111 Constitution Ave. NW Washington, DC 20224 We respond to many letters by telephone. Therefore, it would be helpful if you would include your daytime phone number, including the area code, in your correspondence.