Handling 163(j) Limitations in Tiered Partnerships - Disallowed Interest Question
I'm working on a partnership return that's subject to the 163(j) interest limitation, and I've run into something tricky. The partnership received a K-1 from another partnership that isn't subject to 163(j). The K-1 properly disclosed business interest expense (about $270K) and adjusted taxable income in a footnote. Following the 8990 instructions, I included the amounts from the passthrough on line 1 and line 13. When I complete Form 8990, line 31 shows that none of the interest (which is all from the passthrough) is currently deductible - it should all be disallowed. Here's my issue - I don't have any separate interest expense on my return for the tax software (I'm using Lacerte) to actually disallow. The interest expense is already netted within the ordinary income from the K-1. I'm thinking I need to increase the income from the K-1 by the amount of the disallowed interest expense from the 8990. Has anyone else dealt with this situation in tiered partnerships? Did you come to the same conclusion or handle it differently?
25 comments


Sofia Ramirez
This is a classic tiered partnership 163(j) issue. When the lower-tier partnership isn't subject to 163(j) but the upper-tier is, you're right that you need to make an adjustment since the interest is baked into the ordinary income number. The approach you're thinking of is correct - you should increase the ordinary income from the K-1 by the amount of disallowed interest expense. This effectively reverses the interest expense deduction that's embedded in the ordinary income figure, since your partnership can't take that deduction due to the 163(j) limitation. Make sure you document this adjustment thoroughly in your workpapers. You'll also need to track this disallowed amount as an attribute at the partnership level, as it will be carried forward to future years when the limitation may allow for deduction.
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Dmitry Popov
•If they increase the K-1 ordinary income, where exactly would they make this adjustment in Lacerte? Would it be through an M-1/M-3 adjustment or something else? Also, would this create any issues with the basis calculations since you're essentially changing what was reported on the K-1?
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Sofia Ramirez
•You'd typically make this adjustment as an M-1 adjustment in Lacerte. There's usually a screen for "Other Income" or "Other Additions" where you can enter the disallowed interest amount with a clear description like "163(j) disallowed interest expense from lower-tier partnership." Regarding the basis calculations, this shouldn't create issues since you're correctly applying the 163(j) limitations. For tax basis purposes, the partner doesn't get the benefit of the interest expense deduction in the current year, so the basis should reflect that. Just ensure that when the interest eventually becomes deductible in future years, you reverse the adjustment appropriately.
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Ava Rodriguez
Hey there! I ran into this EXACT same problem last year with a client who has investments in multiple partnerships. I spent hours researching and finally found a solution that worked great using https://taxr.ai - it analyzed our partnership documents and correctly identified how to handle the 163(j) limitation in tiered structures. The system broke down the whole process of separating the interest component from the ordinary income and making the proper adjustments. It even showed me exactly where in Lacerte to make the entries! Saved me from having to call the software support line and sitting on hold forever.
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Miguel Ortiz
•That's interesting - how does the tool actually work? Does it connect with your tax software somehow or is it more of a reference guide that explains the process? I'm dealing with a similar issue but with UltraTax instead of Lacerte.
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Zainab Khalil
•I'm skeptical about using third-party tools with sensitive partnership data. How do you know it's making the correct calculations for 163(j)? The rules are complex and I'm not sure I would trust an AI to get it right.
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Ava Rodriguez
•The tool works by analyzing your partnership documents when you upload them, like K-1s and other supporting statements. It doesn't connect directly to your tax software, but it gives you specific guidance on how to handle complex situations. It would work fine with UltraTax too - it's software-agnostic and just tells you which entries to make. As for accuracy concerns, I was skeptical too at first. But it actually cites the specific sections of the regulations and IRS guidance it's using for its analysis. Everything it recommended aligned with what our firm's partnership specialist eventually confirmed was correct. I don't consider K-1 information to be super sensitive since it doesn't contain SSNs or bank info.
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Miguel Ortiz
Just wanted to follow up - I tried taxr.ai for my tiered partnership 163(j) issue and it worked perfectly! I uploaded the K-1s and it immediately identified that we needed to isolate the embedded interest expense and make an M-1 adjustment. The best part was that it explained WHY this was necessary based on the regulations. It even generated documentation I could include in my workpapers to support the treatment. My reviewer was impressed with how thoroughly I'd documented the issue! It also helped me set up tracking for the disallowed interest carryforward, which I definitely would have messed up on my own. Worth checking out if you're dealing with these complex partnership issues.
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QuantumQuest
I've been struggling with complex partnership issues like this for years and wasting countless hours on hold with the IRS trying to get guidance. Last tax season I discovered https://claimyr.com and it completely changed my approach to these problems. You can actually see how it works here: https://youtu.be/_kiP6q8DX5c Instead of trying to figure out ambiguous 163(j) tiered partnership rules on my own, I was able to get connected to an IRS agent in about 20 minutes who specializes in partnership taxation. They confirmed the exact treatment needed for this situation and gave me specific citations I could reference in my file.
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Connor Murphy
•How does this service actually work? I've literally spent hours on hold with the IRS and eventually just gave up. Is this some kind of priority line or something?
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Zainab Khalil
•This sounds too good to be true. The IRS phone lines are notoriously understaffed, and even when you do get through, most agents aren't partnership specialists. I doubt they'd be able to give definitive guidance on something as complex as 163(j) in tiered structures.
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QuantumQuest
•The service works by using an automated system that navigates the IRS phone trees and waits on hold for you. When an agent finally answers, you get a call connecting you directly to them. It's not a priority line - it's just handling the hold time so you don't have to. You're right that not every IRS agent is a partnership specialist. The key is knowing which options to select in the phone tree to reach the Business Tax division. I specifically asked for someone with partnership experience when I got through. It took a couple of transfers, but I eventually spoke with someone who dealt with these issues regularly and provided helpful guidance. Much better than just guessing on interpretation of the regulations.
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Zainab Khalil
I'm eating crow right now. After dismissing both suggestions above, I was still stuck on this exact 163(j) tiered partnership issue. In desperation, I tried Claimyr yesterday and was shocked when I actually got through to an IRS agent within 15 minutes. The agent transferred me to someone in the partnership division who confirmed that we need to increase ordinary income by the disallowed interest amount. They even emailed me a reference to the specific section in the regs (1.163(j)-6(j)(9)) that addresses this scenario. Not having to sit on hold for hours made a huge difference in my workday. I was able to resolve three other client issues while the service was handling the wait. Definitely using this again during busy season!
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Yara Haddad
Has anyone considered whether this creates an issue for the individual partners? If the partnership is increasing ordinary income to offset the disallowed interest, does this mean the partners are effectively paying tax on income without the corresponding deduction? Should there be some disclosure to the partners about this?
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Sofia Ramirez
•Great question. Yes, the individual partners are essentially losing the current deduction for that interest expense, which is exactly what 163(j) is designed to do. The partnership should be reporting the disallowed amount as a separately stated item on the partners' K-1s, in the footnotes section. This way, partners are aware of the carryforward amount available in future years. It's typically reported as "Interest expense limitation carryforward under section 163(j)." Partners need this information for their own tax planning as well as for basis tracking purposes.
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Keisha Robinson
I've seen partnerships handle this same scenario in different ways. One approach some use is to actually separate the interest component from the ordinary income on the K-1 before it even hits their books. Essentially, they recharacterize a portion of the ordinary income as interest expense (matching the K-1 footnote disclosure), and then apply the 163(j) limitation to that separated amount. This makes the mechanics in the software easier since you now have an actual interest expense line item to disallow. Not sure if this is technically correct though.
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Paolo Conti
•I tried that approach once and ended up with a K-1 matching issue during IRS verification. The problem is that you're changing the character of the income from what was reported on the K-1, which can trigger matching notices. I think the M-1/M-3 adjustment route is cleaner from a compliance perspective.
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Yara Khoury
I've dealt with this exact situation multiple times, and you're absolutely on the right track. The M-1 adjustment approach is definitely the way to go - it maintains the integrity of the K-1 reporting while properly applying the 163(j) limitation at your partnership level. One thing I'd add is to make sure you're calculating the disallowed amount correctly. Since the lower-tier partnership wasn't subject to 163(j), they deducted the full $270K of interest expense in computing their ordinary income. Your Form 8990 calculation should isolate just the portion that's disallowed under your partnership's 163(j) limitation - it might not be the full $270K depending on your adjusted taxable income. Also, don't forget to prepare the Section 163(j) statement that needs to be attached to your return showing the carryforward amount. Partners will need this information for their own records, and it's required under the regulations. The statement should clearly identify the disallowed amount and its source (the lower-tier partnership). From a practical standpoint in Lacerte, I usually create the M-1 adjustment with a description like "163(j) disallowed interest from [Partnership Name] - see Form 8990" to make it clear for review purposes.
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Yara Nassar
•This is really helpful guidance! I'm new to partnership taxation and have been struggling with these 163(j) calculations. Could you clarify what you mean by "it might not be the full $270K depending on your adjusted taxable income"? I thought if the Form 8990 line 31 shows that none of the interest is currently deductible, then the full amount would be disallowed. Are you saying there could be situations where only part of the $270K gets disallowed even if line 31 shows zero deductible amount? Also, do you have any tips for preparing that Section 163(j) statement? I haven't done one before and want to make sure I include all the required information.
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Mateo Gonzalez
•You're right to be confused - let me clarify that point! If your Form 8990 line 31 shows zero deductible amount, then yes, the full $270K would be disallowed in your situation. What I meant is that in other scenarios, you might have some adjusted taxable income that allows for partial deductibility. For example, if your partnership had $100K of adjusted taxable income (after including the lower-tier partnership amounts), then 30% of that ($30K) would be your business interest deduction limitation under 163(j). In that case, only $240K of the $270K would be disallowed, and you'd adjust your M-1 by $240K rather than the full amount. For the Section 163(j) statement, it's actually pretty straightforward. You need to include: 1. The total disallowed business interest expense amount 2. A description of the source (e.g., "Disallowed interest from XYZ Partnership per K-1") 3. The carryforward amount available for future years 4. Any other relevant details for partner reporting The statement can be as simple as a schedule attached to the return with these details clearly laid out. The key is making sure your partners have the information they need to properly track their share of the carryforward.
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Freya Larsen
This is exactly the kind of complex tiered partnership issue that trips up so many practitioners! I've been dealing with 163(j) limitations for several years now, and the approach you're considering is spot-on. When the lower-tier partnership isn't subject to 163(j) but your partnership is, you're essentially "catching" the limitation at your level. The interest expense is already baked into the ordinary income number on the K-1, so making an M-1 adjustment to increase ordinary income by the disallowed amount is the correct treatment. A couple of practical tips from my experience: 1. Make sure to document the calculation clearly - show how you derived the disallowed amount from Form 8990 2. Consider creating a separate workpaper that reconciles the K-1 ordinary income to your adjusted amount 3. Don't forget that this creates a 163(j) carryforward that needs to be tracked and disclosed to your partners The mechanics can be tricky in software, but once you get the process down, it becomes much more manageable. Just remember that you're not actually changing what the lower-tier partnership reported - you're properly applying the limitation at your partnership level where it applies.
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Yara Elias
•This is really helpful, thank you! I'm still getting comfortable with these complex partnership situations. One question - when you mention creating a workpaper that reconciles the K-1 ordinary income to the adjusted amount, what specific items would you include in that reconciliation? I want to make sure I'm documenting everything properly for review purposes. Also, is there a standard format or approach most firms use for tracking these 163(j) carryforwards across multiple years? I'm worried about losing track of the amounts as they flow through to future returns.
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Ashley Simian
I've been working through similar tiered partnership 163(j) issues and wanted to share what I've learned from experience. The M-1 adjustment approach everyone is discussing is definitely correct, but I'd recommend a few additional steps to make sure you're bulletproof on this: First, create a detailed supporting schedule that shows the flow-through from the lower-tier partnership. Start with the K-1 ordinary income as reported, then show the embedded interest expense (from the footnote), your Form 8990 calculation, and finally the disallowed amount. This creates a clear audit trail. Second, make sure your partnership agreement addresses how these disallowed amounts are allocated among partners. Sometimes the standard profit/loss percentages don't apply to these tax attributes, and you want to be clear about the allocation method. Finally, consider sending a brief explanatory memo to your partners along with their K-1s. Most partners don't understand these complex calculations, and explaining that there's a disallowed interest carryforward that may benefit them in future years helps with client relations and reduces confusion. The good news is that once you set up the process correctly, it becomes much easier to handle in subsequent years. Just make sure you're carrying forward the prior year disallowed amounts correctly when you prepare next year's Form 8990.
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Christian Bierman
•This is excellent advice, especially the point about the partnership agreement! I hadn't considered that the allocation of disallowed interest might not follow the standard profit/loss ratios. Could you elaborate on when the agreement might specify different allocation methods for these tax attributes? Also, your suggestion about the explanatory memo is really smart. I can imagine partners getting confused when they see their income increased but don't understand it's due to a timing difference from the 163(j) limitation. Do you have a template or standard language you use to explain these situations to clients in layman's terms? One more question - when you mention carrying forward prior year disallowed amounts on next year's Form 8990, is there a specific line where these carryforwards are entered, or do they get included in the current year business interest expense calculation?
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Malik Davis
I've been following this discussion and wanted to add a perspective from someone who's handled quite a few of these tiered partnership 163(j) situations. You're absolutely correct in your approach - the M-1 adjustment is the way to go. One thing I'd emphasize is the importance of timing in these calculations. Make sure you're applying the 163(j) limitation based on your partnership's adjusted taxable income for the current year, not the lower-tier partnership's limitation calculation. Since they weren't subject to 163(j), their entire $270K interest expense was properly deducted in computing their ordinary income that flowed through to you. Your Form 8990 should treat that $270K as current year business interest expense (line 1) along with the corresponding adjusted taxable income from the footnote (line 13). If line 31 shows zero deductible amount, then yes, you need to add back the full $270K through an M-1 adjustment to effectively "undo" the interest deduction that's embedded in the K-1 ordinary income. One practical tip: In Lacerte, I usually enter this as an "Other Addition" on the M-1 with a clear description like "Section 163(j) disallowed interest expense from [Partnership Name] K-1 - see attached Form 8990." This makes it crystal clear during review what's happening and why the adjustment exists. Don't forget to prepare the required disclosure statement for your partners showing their allocable share of the disallowed interest carryforward. They'll need this for their own tax planning and basis calculations.
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