If Congress revoked incentives for the oil and gas industry, how would integrated oil companies be affected?

• Integrated oil companies would be affected by the loss of percentage depletion but not the loss of expensing IDC.
• Integrated oil companies would be affected by the loss of expensing IDC but not the loss of percentage depletion.
• Integrated oil companies would be affected by both the loss of expensing IDC and the loss of percentage depletion.
• Integrated oil companies would not be affected by the loss of expensing IDC or the loss of percentage depletion.