[20170929]IF10688_税收改革的关键问题：第199条扣减.pdf

https:/crsreports.congress.gov Updated September 29, 2017Key Issues in Tax Reform: The Section 199 DeductionThe Section 199 domestic production activities deduction reduces the effective tax rate on certain types of activities, primarily domestic manufacturing activities. Whether the Section 199 deduction should be a part of a reformed tax code is a question Congress may choose to address as it evaluates tax reform options. For additional background, see CRS Report R41988, The Section 199 Production Activities Deduction: Background and Analysis, by Molly F. Sherlock. How the Deduction Works Currently, Section 199 allows a deduction equal to 9% of the lesser of taxable income derived from qualified production activities, or taxable income. Qualified production activities are defined to include manufacturing, mining, electricity and water production, film production, and domestic construction, among other activities. For oil- and gas-related activities, the deduction is limited to 6%. Qualifying oil and gas activities include the production, refining, processing, transportation, or distribution of oil, gas, or any primary product thereof. Across all sectors, the deduction cannot exc