How Do I Report Schedule K-1 (Form 1065) Box 15 Information?

Box 15 reports credits and withholding amounts allocated to partners. These credits generally flow to Form 3800 (General Business Credit) after being reported on their specific forms. Some items are automatically carried over to the correct forms, while others require manual entry to the appropriate form. The instructions below provide those pathways. 

Direct Entry

The following Box 15 codes and amounts can be directly entered on the K-1 entry page for Box 15. There are no further entries that need to be made to report these items.
  • Code F
  • Code G
  • Code O
  • Code ZZ

Manual Entry

This section lists Box 15 codes and amounts that require manual entry on another form after being entered on the K-1 page. Follow the instructions provided for each item to ensure proper reporting. 

Nuclear Power Production Credits (Codes A & B)

Report your box 15 code A or B using Form 7213. To locate Form 7213, go to Federal > Deductions (Select my forms) > Credits > Less Common Credits > Nuclear Power Production Credit.

Low-Income Housing Credits (Codes C & D)

To claim the Low-Income Housing Credit, go to Federal > Deductions (Select my forms) > Credits > Less Common Credits > Low-Income Housing Credit. 

Rental Real Estate Credits (Codes E-H)

To claim the credit for box 15 code E, go to Federal > Deductions (Select my forms) > Credits > Investment Credit

Code F is reported depending on the credit type shown on the partnership statement. It is reported using either Form 3468, Form 8586, or Form 8582-CR.

To report on Form 3468, go to Federal > Deductions (Select my forms) > Credits > Investment Credit

To report on Form 8586, go to Federal > Deductions (Select my forms) > Credits > Less Common Credits > Low-Income Housing Credit.

To report on Form 8582-CR, go to Federal > Deductions (Select my forms) > Credits > Less Common Credits > Passive Activity Credit Limitations

Code G is also reported differently depending on the credit type. It is either reported using Form 3468 or Form 8582-CR. Please refer to your partnership statement to learn more.

To report on Form 3468, go to Federal > Deductions (Select my forms) > Credits > Investment Credit

To report on Form 8582-CR, go to Federal > Deductions (Select my forms) > Credits > Less Common Credits > Passive Activity Credit Limitations

Code H is reported by going to Federal > Payments & Estimates > Other Payments or Refundable Credits > Shareholders Undistributed Long-Term Capital Gains

Biofuel & Energy Production Credits (Code I)

To report code I, go to Federal > Deductions (Select my forms) > Credits > Less Common Credits > Biofuel Producer Credit.

Employer & Workforce Credits (Codes J-N)

To report code J, go to Federal > Deductions (Select my forms) > Credits > Less Common Credits > Work Opportunity Credit.

To report code K, go to Federal > Deductions (Select my forms) > Credits > Less Common Credits > Disabled Access Credit.

To report code L, go to Federal > Deductions (Select my forms) > Credits > Less Common Credits > Empowerment Zone Employment Credit.

To report code M, go to Federal > Deductions (Select my forms) > Credits > Credit for Increasing Research Activities.

To report code N, go to Federal > Deductions (Select my forms) > Credits > Less Common Credits > Credit for Employer Social Security and Medicare Taxes.

Unused Investment Credits (Codes P-U)

Code P: Federal > Deductions (Select my forms) > Credits > Investment Credit > Enter facility information, then press continue > Qualifying Advanced Coal and Gasification Project Credit 

Code Q: Federal > Deductions (Select my forms) > Credits > Investment Credit > Enter facility information, then press continue > Qualifying Advanced Energy Project Credit Under Section 48C 

Code R: Federal > Deductions (Select my forms) > Credits > Investment Credit > Enter facility information, then press continue > Qualifying Advanced Energy Project Credit Under Section 48D > Qualifying Advanced Energy Project Credit Under Section 48D. 

Code S: Federal > Deductions (Select my forms) > Credits > Investment Credit > Enter facility information, then press continue > Energy Credit Under Section 48 > Unused Investment Credit from Cooperatives 

Code T: Federal > Deductions (Select my forms) > Credits > Investment Credit > Enter facility information, then press continue > Energy Credit Under Section 48 > Unused Investment Credit from Cooperatives  

Code U: Federal > Deductions (Select my forms) > Credits > Investment Credit > Enter facility information, then press continue > Rehabilitation Credit Under Section 47 > Unused Investment Credit from Cooperatives 

Clean Energy & Vehicle Credits (Codes V-Y, AC, AI, AO, AW, AX, AY, AZ)

The credits for codes AO, AY, and AZ can be found by navigating to Federal > Deductions (Select my forms) > Credits > and selecting the specific form:

  • Code AO – Alternative Fuel Vehicle Refueling → Form 8911
  • Code AY – Clean Vehicle Credits → Form 8936
  • Code AZ – Clean Vehicle Credits → Form 8936

The remaining clean energy and vehicle credits can be found under the Less Common Credits section by going to Federal > Deductions (Select my forms) > Credits > Less Common Credits and selecting the specific form:

  • Code V – Advanced Manufacturing Production Credit → Form 7207
  • Code W – Clean Electricity Production Credit → Form 7211
  • Code X – Clean Fuel Production Credit → Form 7218
  • Code Y – Clean Hydrogen Production Credit → Form 7210
  • Code AC – Biodiesel and Renewable Diesel Fuels Credit → Form 8864
  • Code AI – Low Sulfur Diesel Fuel Production Credit → Form 8896
  • Code AW – Carbon Oxide Sequestration Credit → Form 8933
  • Code AX – Carbon Oxide Sequestration Credit → Form 8933

Specialized Credits (Codes Z, AA, AB, AD, AL, AM)

Report these codes under the Less Common Credits section by following the pathway: Federal > Deductions (Select my forms) > Credits > Less Common Credits.

  • Z – Orphan Drug Credit → Form 8820
  • AA – Enhanced Oil Recovery Credit → Form 8830
  • AB – Renewable Electricity Credit → Form 8835
  • AD – New Markets Credit → Form 8874
  • AL – Distilled Spirits Credit → Form 8906
  • AM – Energy Efficient Home Credit → Form 8908

Employer & Workforce Credits (Codes AE-AG)

The entry for these three credits is located in the same place found by navigating to: Federal > Deductions (Select my forms) > Credits > Less Common Credits > Small Employer Pension Plan Start-Up Costs and Auto-Enrollment

  • AE – Pension Plan Startup Costs
  • AF – Auto-Enrollment Credit
  • AG – Military Spouse Retirement Plan Eligibility

Childcare Credit (Code AH)

To report code AH, navigate to Federal > Deductions (Select my forms) > Credits > Less Common Credits > Employer-Provided Childcare Facilities and Services

Transportation & Infrastructure Credits (Codes AJ-AK)

These codes are also reported under the Less Common Credits section. To locate the Less Common Credits, go to: Federal > Deductions (Select my forms) > Credits > Less Common Credits and selecting the specific form

  • AJ – Qualified Railroad Track Maintenance Credit → Form 8900
  • AK – Credit for Oil and Gas Production from Marginal Wells → Form 8904

Bond Credits (Codes AP-AU)

Codes AP, AQ, AR, AS, AT, and AU are all reported on Form 8912. To locate Form 8912, go to Federal > Deductions (Select my forms) > Credits >Credit to Holders of Tax Credit Bonds

Employer & Workforce Credits (Codes AV, BA, BB)

Code AV: Federal > Deductions (Select my forms) > Credits > Less Common Credits > Credit for Employer Differential Wage Payments

Code BA: Federal > Deductions (Select my forms) > Credits > Small Employer Health Insurance Premiums

Code BB: Federal > Deductions (Select my forms) > Credits > Less Common Credits > Employer Credit for Paid Family and Medical Leave

Other Items (Code BC)

Code BC: Federal > Deductions (Select my forms) > Credits > Less Common Credits > General Business Credit

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