Estate Taxation - Decedent's Debts Question 40 of 75. Income taxes unpaid, but attributable to income earned while the decedent was still living.com 706 using: O Schedule C. O Schedule J. O Schedule K. O Schedule L. Mark for follow up Question 41 of 75. Jointly owned real property is reported on: O Form 706, Schedule A. O Form 706, Schedule E. O Form 706, Schedule F. O Form 706, Schedule J. Mark for follow up Question 42 of 75. Which of the following expenses is claimed on Form 706, Schedule K