A DSCR loan in Nashville is an investor mortgage sized off the property's own rental income rather than your tax returns, and in Davidson County the rent you are permitted to assume is fixed by Metro's zoning map before a lender ever opens a spreadsheet. Metro Nashville will not issue a new not-owner-occupied short term rental permit on property zoned AR2A, R, RS or RM. Across most of the county's residential blocks, that makes a lease — not a nightly rate — the only rent an underwriter can use.
That one rule separates a Nashville DSCR file that closes from one that gets repriced a fortnight before funding. Buyers underwrite to a seller's nightly revenue history, then learn during diligence that the permit producing that history cannot follow the deed. What follows is how Nashville DSCR underwriting actually works in September 2026: which income treatments survive contact with Metro Codes, what the rate backdrop is doing to proceeds, and where in the county each treatment applies.
What income will a Nashville DSCR lender actually let you count?
A Nashville DSCR lender counts the income a property can legally and durably produce under its own zoning and permit status, which is frequently not the income a listing advertises. Nightly revenue counts only where a valid permit exists and survives transfer. Everywhere else, the underwriter falls back to documented market lease rent.
The arithmetic is unchanged from any other market — net operating income divided by annual debt service, worked through in our guide to how DSCR is calculated on a commercial property loan. What Nashville changes is the numerator, and in Nashville the numerator is a legal question before it is a market question.
Permit status: an income input, not a disclosure item. An underwriter who cannot verify a transferable permit will not capitalize nightly revenue, whatever the trailing twelve months show.
Trailing revenue: not stabilized income. Platform statements document what happened; a lender is sizing what will happen for the next thirty years under a permit renewed every twelve months.
Lease rent: the floor every Nashville file is tested against. Build the model on the long-term number first, then treat any permitted nightly upside as equity return rather than debt capacity.
Metro Nashville's permit map decides your rent assumption before the lender does
Metro Nashville splits short term rental permits into Type 1, for an owner-occupied residence, and Type 2, for property that is not owner-occupied — and Type 2 is the category almost every DSCR borrower needs. Metro's Codes Department states plainly that new not-owner-occupied permits "are not permitted in AR2A, R, RS, or RM zoned properties."
New Type 2 permits are instead issued as a use permitted with conditions in Metro's mixed-use, office, commercial and downtown districts — the MUN, MUL, MUG and MUI families, OG and OR20 through OR40-A, ORI, CN, CL, CS, CA, CF, the four Downtown Code districts, and SCN, SCC and SCR. On Specific Plan or Planned Unit Development parcels, a Type 2 permit exists only if the SP or PUD allows it. Metro Codes also notes that holders of existing permits in the residential districts may apply for renewals, but those permits "are not transferable if the property is sold or transferred."
That last clause is the one that breaks acquisitions. A house in a residential district can be operating legally as a nightly rental on the day you tour it and be a plain long-term rental the day you own it.
Renewal cycle: annual. Metro requires that short term rental property permits "be renewed annually," so a thirty-year amortization sits behind a twelve-month entitlement.
Guest-stay cap: thirty consecutive days. Metro states that "the maximum stay for any guest shall be thirty consecutive days," and that compensation cannot be taken for a period of less than twenty-four hours.
Verify the parcel, not the neighborhood: zoning changes block to block in Davidson County. Pull the parcel's designation and check it against Metro's Type 2 list before you sign anything.
Three income treatments, one Nashville duplex: how the coverage math diverges
The same Nashville door underwrites three different ways depending on how long a guest stays, and the gap between those treatments is usually wider than the gap between two lenders' rate sheets. Because Metro caps any single short term rental guest stay at thirty consecutive days, a lease running past that window sits outside the permit framework.
That is the mid-term rental pivot. In a residential district where no new Type 2 permit is available, a thirty-one-day-plus furnished lease to a travelling nurse, a relocating executive or an insurance-displaced tenant falls outside Metro's guest-stay definition of a short term rental property — so it needs no STRP permit, and a lender can underwrite the signed lease. Confirm the specific structure with Metro Codes before relying on it.
Table: how three Nashville income treatments underwrite
| Income treatment | Metro STRP permit needed | What a DSCR lender asks for | Underwriting posture |
|---|---|---|---|
| Nightly, under 30 days | Yes — Type 2 if not owner-occupied | Active permit number, transferability proof, platform history, appraiser's market rent schedule | Most conservative; income discounted, permit renews annually |
| Mid-term, 31 days and up | Outside the guest-stay window | Executed furnished leases, corporate or healthcare contracts, renewal history | Middle; real lease evidence but shorter contract terms |
| Standard 12-month lease | No | Executed lease and the appraiser's market rent schedule | Cleanest; the lender's base case in every Davidson County district |
The table describes documentation and posture, not pricing. Two lenders reading an identical mid-term file will still land in different places, which is exactly why the file should be shopped rather than accepted.
Where the deals are: Nashville submarkets
Nashville DSCR volume concentrates in a handful of Davidson County submarkets where basis, stock age and zoning interact differently, and the guidance below is deliberately qualitative — the only hard rule is Metro's zoning list, checked parcel by parcel. Metro-level fundamentals frame all five.
Cushman & Wakefield's Q2 2026 U.S. Multifamily MarketBeat puts Nashville's apartment vacancy at 10.3%, down from 11.3% in Q1 2026 and 11.8% a year earlier, on 2,911 units of net absorption in the quarter — the metro's strongest quarterly demand in the five quarters shown. Asking rent sat at $1,722 against $1,724 a year earlier, and 11,714 units remained under construction against an inventory of 180,582. Demand is absorbing the supply wave, but rent has not yet moved, and that combination is what keeps Nashville coverage ratios thin on new acquisitions.
East Nashville: Dense pre-war single-family and two-family stock with mixed-use corridors running through it. The residential blocks are where the Type 2 prohibition bites hardest; corridor parcels are where a nightly permit may still be available. Underwrite the duplex on lease rent and treat any permit as upside.
Germantown: Close-in, downtown-adjacent, higher basis per door, and more likely to sit in mixed-use or Downtown Code zoning where Type 2 permits remain issuable. Condo and HOA structures bind here — Metro's own application checklist requires a homeowners association statement whether or not an HOA exists.
Antioch: Southeast Davidson County, older garden apartment and single-family stock, the lowest basis of the five. Nightly economics were never the driver here, which makes it the cleanest market in the county for a straightforward twelve-month-lease DSCR file.
Madison: North Davidson along the Gallatin Pike corridor, workforce rents and older product, with arterial frontage zoned differently from the blocks behind it. A sensible market for mid-term lease strategies given the healthcare employment nearby.
Bellevue: West Davidson, suburban single-family and garden product, predominantly residential in character. Expect long-term lease underwriting and a conventional appraisal-driven file.
For the heavier-lift version of these same submarkets — reposition, lease-up and value-add capital rather than stabilized coverage debt — see our guide to multifamily bridge lenders in Nashville, Tennessee.
What is actually pricing a Nashville DSCR quote right now?
A Nashville DSCR quote prices off a Treasury benchmark plus a credit spread, then gets sized down until the coverage test clears — which means the benchmark reaches your file through proceeds long before it reaches your coupon. Five dated readings frame where that leaves a September 2026 borrower.
Table: rate and credit inputs behind a September 2026 Nashville quote
| Input | Reading | As of | Source |
|---|---|---|---|
| 10-year Treasury constant maturity | 4.75% | August 31, 2026 | FRED, St. Louis Fed |
| Average mortgage rate | 5.7% | Q2 2026 | CBRE |
| Average multifamily loan spread | 162 bps | Q2 2026 | CBRE |
| Average underwritten DSCR | 1.43 | Q2 2026 | CBRE |
| Average multifamily LTV | 63.3% | Q2 2026 | CBRE |
The Federal Reserve Bank of St. Louis reports the 10-year Treasury constant maturity at 4.75% on August 31, 2026. CBRE's Q2 2026 lending report puts average multifamily loan spreads at 162 basis points, fifteen tighter year over year, with the average mortgage rate settling at 5.7% and average underwritten DSCR rising to 1.43. CBRE also reports multifamily loan-to-value easing to 63.3% from 65.8% and average debt yield improving to 10.2%.
Read together, those readings describe a market where lenders are, in CBRE's own framing, competing on price rather than leverage. For a Nashville borrower that means the spread is negotiable and proceeds are the binding constraint. A flat-rent metro paired with a rising average coverage requirement is one where you should expect to bring more equity than a 2024 model assumed. The national version of these thresholds is broken down in our 2026 DSCR loan requirements guide.
The permit file is underwriting evidence, not paperwork
Treat Metro's short term rental application checklist as a due-diligence list rather than a compliance chore, because most of what it demands is exactly what a DSCR underwriter will ask for anyway. Assembling it before going to market shortens diligence and removes the two commonest late-stage surprises on Nashville files.
Metro's not-owner-occupied checklist requires proof of property and occupancy tax payment, chain-of-ownership documentation for trusts and LLCs, a certified floor plan prepared by an architect, engineer or home inspector for single and two-family dwellings, liability insurance of $1 million per occurrence, a notarized affidavit, notification of adjacent property owners, a homeowners association statement, and a responsible party residing within twenty-five miles of the property. The permit fee is $313.00, and the permit number must appear on every listing.
Transferability: settle it first. Before anything else, establish in writing whether the permit on a target property can survive the sale. In the residential districts, it cannot.
Insurance and entity documents: they overlap with the lender's own list. The $1 million liability requirement and the chain-of-ownership file are documents your lender will request anyway, so produce them once.
Missing permit number: a public tell. Metro requires it on the listing itself, which makes an unpermitted operation visible to any underwriter who checks.
Getting one Nashville file quoted more than once
A Nashville DSCR file should reach every program whose credit box actually fits it on the same day, with the same rent assumption and the same document set, because a comparison is only honest when the inputs are held constant. Run it one lender at a time and each quote reflects a different week of the market.
YieldStack is a brokerage and marketplace, never the lender. A submitted file is screened against 5,000+ loan programs and returns 5–8 lender matches, with a median first offer in under an hour. There is $0 upfront and a success fee of 0.50–1.00%, earned only when the loan closes. YieldStack is currently serving borrowers in Nashville and across Tennessee.
A 5-minute submit puts the same Nashville file — zoning designation and permit status already documented — in front of every program that fits it, on the same day.
The bottom line
In Nashville, the DSCR question is settled by the zoning map before it reaches the rate sheet. Metro will not issue a new not-owner-occupied short term rental permit in AR2A, R, RS or RM districts, and permits in those districts do not transfer on sale — so on most residential blocks the financeable rent is a twelve-month lease, or a thirty-one-day-plus mid-term lease that sits outside Metro's guest-stay window entirely. Underwrite that number, document the parcel's zoning and permit status before going to market, and treat nightly upside as equity return rather than debt capacity. With Nashville rent flat year over year and CBRE showing average underwritten coverage rising, the borrower who brings the cleanest income story is the one who keeps the proceeds.