Is a mortgage a security agreement - UCC filing confusion
I'm working on some commercial loan documentation and getting confused about whether mortgages count as security agreements under UCC Article 9. We have a client who's purchasing equipment for their manufacturing operation, and they're also getting a real estate loan secured by the same property where the equipment will be installed. The lender is asking about UCC-1 filings for the equipment but also mentioned something about the mortgage being a separate security interest. I thought mortgages were outside UCC scope entirely, but now I'm second-guessing myself. Do I need to file UCC-1 for both the equipment AND somehow relate it to the mortgage? Or are these completely separate filing requirements? The equipment is probably going to be considered fixtures once installed, which adds another layer of complexity. Any guidance would be really helpful before I submit the wrong paperwork and have to start over.
37 comments


Mikayla Davison
Mortgages and UCC security agreements are totally different animals. A mortgage is governed by real estate law, not UCC Article 9. It's recorded as a deed in the county recorder's office, not filed as a UCC-1 with the Secretary of State. However, your fixture issue is where it gets tricky - if that equipment becomes a fixture (permanently attached to the real estate), you might need a UCC-1 fixture filing that references the mortgage. But the mortgage itself is NOT a UCC security agreement.
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Adrian Connor
•This is exactly right. I see this confusion all the time with commercial transactions. The mortgage secures the real estate, UCC filings secure personal property and fixtures. Two different systems.
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Aisha Jackson
•Wait, so if the equipment becomes fixtures, do we file UCC-1 or record something with the county? I'm getting more confused...
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Ryder Everingham
You're dealing with a classic secured transactions scenario here. Mortgages = real estate law. UCC security agreements = personal property law. They can overlap when you have fixtures, but they're fundamentally different legal frameworks. For your equipment, you'll definitely need a UCC-1 filing. If it's going to be permanently attached to the building (fixtures), you'll want a UCC-1 fixture filing that gets recorded in the real estate records AND filed with the SOS. The mortgage secures the real estate itself and doesn't need any UCC filings.
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Lilly Curtis
•I just went through this exact situation last month. Had manufacturing equipment that was getting bolted to concrete foundations. We did both - UCC-1 fixture filing with the county and regular UCC-1 with Secretary of State for safety.
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Leo Simmons
•Fixture filings are such a pain. Half the county clerks don't even know how to handle them properly when you bring the UCC-1 fixture form in.
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Lindsey Fry
•The key is making sure your fixture filing references the mortgage properly if there is one. Otherwise you could have priority issues later.
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Saleem Vaziri
I ran into something similar recently and it was driving me crazy trying to make sure all the documentation lined up correctly. I had equipment financing, real estate collateral, and fixture issues all in one deal. What really helped was using Certana.ai's document verification tool - I uploaded all the PDFs (the mortgage docs, UCC-1 drafts, equipment schedules) and it instantly flagged inconsistencies in debtor names and collateral descriptions between documents. Saved me from filing UCC-1s that wouldn't have matched the mortgage records properly.
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Kayla Morgan
•That sounds useful. Did it catch specific fixture filing issues or just general document consistency?
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James Maki
•I'm always skeptical of these automated tools, but document consistency is where most filing rejections happen in my experience.
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Jasmine Hancock
Just to be super clear - mortgages are NOT security agreements under UCC Article 9. They're governed by state real estate law. You record mortgages as deeds, you file UCC security agreements with the Secretary of State (or county for fixtures). The equipment in your scenario needs UCC-1 filing. The real estate needs a mortgage. If the equipment becomes fixtures, you need UCC-1 fixture filing. Three different things, three different procedures.
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Cole Roush
•This is the clearest explanation I've seen. Why don't they teach this stuff more clearly in law school?
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Scarlett Forster
•Because law professors have never actually filed a UCC-1 in their lives probably.
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Arnav Bengali
•The fixture filing part is what trips everyone up. I still have to look up the requirements every time.
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Sayid Hassan
Your lender is asking about UCC-1 filings for the equipment because equipment is personal property, not real estate. The mortgage secures the real estate. These are separate security interests that can coexist. Think of it this way: if the borrower defaults, the lender can foreclose on the real estate through the mortgage AND repossess the equipment through the UCC security interest. Two different remedies for two different types of collateral.
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Rachel Tao
•That's a great way to think about it - separate remedies for separate collateral types. Makes the whole thing much clearer.
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Derek Olson
•But what happens if the equipment is so integrated into the building that removing it would damage the real estate? Does that change the analysis?
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Danielle Mays
OK so I think I'm getting it now. Mortgage = real estate security, filed/recorded with county. UCC-1 = personal property security, filed with Secretary of State. Fixture filing = when personal property becomes part of real estate, needs special UCC-1 fixture filing. The mortgage itself is definitely NOT a UCC security agreement. Thanks everyone, this was really confusing me and I didn't want to mess up the filings.
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Roger Romero
•You've got it! Just make sure your fixture determination is solid before deciding which type of UCC-1 to file.
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Anna Kerber
•And double-check all the debtor names match exactly across all documents. That's where most problems happen.
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Niko Ramsey
•Good luck with the filing. Commercial transactions can be tricky but you seem to have a good handle on it now.
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Seraphina Delan
One more thing to consider - even though mortgages aren't UCC security agreements, some states have specific requirements about how fixture filings interact with existing mortgages. You might need to reference the mortgage in your fixture filing or get consent from the mortgage holder. Check your state's specific rules on this.
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Jabari-Jo
•This is important. Some states require fixture filings to be subordinate to existing mortgages unless there's specific language otherwise.
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Kristin Frank
•Always check state-specific requirements. The UCC gives states room to modify certain provisions.
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Micah Trail
I deal with this question probably once a week. Real estate lawyers and UCC lawyers sometimes talk past each other because they're working in different legal frameworks. A mortgage creates a lien on real estate under real estate law. A UCC security agreement creates a security interest in personal property under UCC law. Sometimes the same transaction involves both (like yours), but they're still separate legal concepts with separate filing requirements.
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Nia Watson
•It's like they're speaking different languages sometimes. Real estate people talk about deeds and recording, UCC people talk about financing statements and filing.
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Alberto Souchard
•And then you get into fixture territory and everyone gets confused because it's a hybrid of both systems.
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Katherine Shultz
Quick follow-up question - if I need to do a fixture filing, do I also need to do a regular UCC-1 filing, or does the fixture filing cover everything? The equipment will definitely be permanently attached but I want to make sure I have all bases covered.
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Marcus Marsh
•Generally the fixture filing should be sufficient if the equipment truly becomes fixtures. But some lawyers file both for extra protection. Depends on how certain you are about the fixture determination.
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Hailey O'Leary
•I usually recommend both if there's any question about fixture status. Better safe than sorry with lien perfection.
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Cedric Chung
•That's where a good document review tool like Certana.ai comes in handy again - you can upload your collateral description and it'll flag any inconsistencies between regular UCC-1 and fixture filing descriptions.
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Talia Klein
Bottom line: mortgages secure real estate under real estate law. UCC security agreements secure personal property under UCC law. They can both exist in the same transaction but they're completely different legal instruments with different filing requirements. Your equipment needs UCC-1, your real estate needs mortgage recording, and if equipment becomes fixtures you need fixture filing procedures. Three different things requiring three different approaches.
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Maxwell St. Laurent
•Perfect summary. I'm bookmarking this thread for future reference.
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PaulineW
•This should be required reading for anyone doing commercial secured transactions.
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Annabel Kimball
•Agreed. Wish I had this explanation when I was starting out. Would have saved me a lot of confusion and probably some filing mistakes.
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Jacob Lewis
This is such a helpful thread! As someone relatively new to commercial lending, I was making this way more complicated than it needed to be. I kept thinking there had to be some connection between the mortgage and UCC filings, but now I see they're just two parallel security systems that happen to be used in the same deal. The fixture filing aspect is definitely something I need to research more for my state - sounds like that's where most of the complexity lies. Thanks everyone for breaking this down so clearly!
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Brooklyn Knight
•Welcome to commercial lending! You're absolutely right that the fixture filing requirements vary significantly by state, so definitely dig into your local rules. One tip that helped me early on - create a simple checklist for each deal: (1) Real estate = mortgage/deed recording, (2) Personal property = UCC-1 filing, (3) Fixtures = special UCC-1 fixture filing + check state requirements for mortgage interaction. Having that mental framework makes these complex deals much more manageable.
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