1. Identify at least three errors or omissions on the Zeus, Inc.'s Form 1120: U.S. Corporation Income Tax Return 2020 [PDF], justifying selections with IRS codes, IRS regulations, court cases, or FASB statements.
2. Explain the criteria that requires the use of M-3 and describe how it is more beneficial to the financial statement user.
3. Explain at least two IRS approved methods available to Zeus Inc. to make estimated tax payments, explaining and justifying the preferred method.
4. Explain the relationship of a corporation's tax year and their financial reporting year, explaining at least two complications. Provide how to mitigate the two complications that might arise in preparing Zeus Inc's income tax provision for the financial statements.