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Legal & Zoning.

Every PERCH guide on the legal shape of buying a factory-built home — HUD code vs. state residential code, permanent foundation rules, ADU by-right pathways, THOW registration, and the county permit desks that decide your timeline.

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Featured · GUIDE
ADU for Elderly Parents & In-Laws: The 2026 Guide
Somewhere in America, a woman is doing dishes at her sink and her mother-in-law is doing dishes at hers. They are exactly seventy-five feet apart. Nobody has spoken in an hour. Bot
GUIDE
Average Lawn Size by State: The 2026 Reference
Lawn size varies more across US states than most national averages suggest. The same phrase — "average lawn" — describes a fenced rectangle behind a Northeast row house, a flat exp
COMPARISON
Escrow.com vs. Title Company for Modular Home Closing: The 2026 Comparison
Two ways to handle the money at closing. Different fee structures, different fraud protection.
GUIDE
FHA Title I Loans for Manufactured Homes: 2026 Rules, Limits, and Lenders
If you have been shopping for a manufactured home, you have probably hit the same wall most buyers do. The financing landscape is a maze. Conventional lenders shrug. Chattel lender
GUIDE
FHA Title II Loans for Modular Homes: The 2026 Reference
FHA Title II is the conventional FHA mortgage product — the same product millions of US buyers use to purchase site-built primary residences with low down payments and accessible c
BUYING GUIDE
How to Buy a Modular Home in Alabama — The 2026 Legal + Financing Guide
The state where Huntsville's aerospace boom created a workforce-housing gap the modular category is actively filling. Two thousand new manufactured and modular units in the Rocket
BUYING GUIDE
How to Buy a Modular Home in Arizona — The 2026 Legal + Financing Guide
The state where retirees discovered prefab, then discovered they could ship a second one to the grandkids. Arizona is a two-generation modular market.
BUYING GUIDE
How to Buy a Modular Home in California — The 2026 Legal + Financing Guide
The ADU tsunami is California. Two hundred and thirty-thousand ADU permits issued statewide since 2020 — more than the previous forty years combined.
BUYING GUIDE
How to Buy a Modular Home in Colorado — The 2026 Legal + Financing Guide
The state where an eco-modular category exists as a category. Colorado buyers ask about R-value the way Texans ask about square footage.
BUYING GUIDE
How to Buy a Modular Home in Florida — The 2026 Legal + Financing Guide
Six hundred and sixty miles of coastline, one hurricane code, and a modular category that thrives on both. Florida is where prefab either grows up or gets blown down.
BUYING GUIDE
How to Buy a Modular Home in Georgia — The 2026 Legal + Financing Guide
The state where PERCH keeps its office. Atlanta permits ADUs by-right on most residential lots — a fact half the city's builders still don't know.
BUYING GUIDE
How to Buy a Modular Home in Indiana — The 2026 Legal + Financing Guide
The state where Elkhart's RV-industry roots translate directly into modular manufacturing capacity. Indiana has more factory-build lines than most Sun Belt states.
BUYING GUIDE
How to Buy a Modular Home in Kentucky — The 2026 Legal + Financing Guide
The state where a flat four-percent income tax and the fastest-permitting counties in the Ohio Valley put Kentucky modular into a different ROI conversation than most of its neighb
BUYING GUIDE
How to Buy a Modular Home in Louisiana — The 2026 Legal + Financing Guide
The state where post-Katrina construction wisdom baked hurricane-code prefab into the DNA of the market. Louisiana modular is the most storm-hardened category in the country.
BUYING GUIDE
How to Buy a Modular Home in Michigan — The 2026 Legal + Financing Guide
The state where lakefront modular quietly became a category. Michigan has more manufactured-housing lakefront communities than any state in the country.
BUYING GUIDE
How to Buy a Modular Home in Missouri — The 2026 Legal + Financing Guide
The state where the fastest-permitting counties in the Midwest sit inside a ninety-minute drive of two Amazon HQ2 finalists. Missouri modular is quietly compounding.
BUYING GUIDE
How to Buy a Modular Home in North Carolina — The 2026 Legal + Financing Guide
The state where the Research Triangle turned modular from novelty to workforce housing. Twelve thousand modular units delivered statewide in 2024 alone.
BUYING GUIDE
How to Buy a Modular Home in Ohio — The 2026 Legal + Financing Guide
The state where a Rust Belt land arbitrage meets legit modular manufacturing capacity. Ohio has more factory-build modular plants than any state east of the Mississippi.
BUYING GUIDE
How to Buy a Modular Home in Oklahoma — The 2026 Legal + Financing Guide
The state where storm-shelter statutes forced modular manufacturers to bake in structural upgrades most buyers now take for granted. Oklahoma modular is the sturdiest per dollar in
BUYING GUIDE
How to Buy a Modular Home in Pennsylvania — The 2026 Legal + Financing Guide
The state where an Amish-adjacent modular craftsmanship tradition produces higher-quality factory-build units than most buyers expect. Pennsylvania modular has the best fit and fin
BUYING GUIDE
How to Buy a Modular Home in South Carolina — The 2026 Legal + Financing Guide
The state where Charleston discovered retirees would buy prefab if you called it a carriage house. Now half the state calls it that.
BUYING GUIDE
How to Buy a Modular Home in Tennessee — The 2026 Legal + Financing Guide
The state where Nashville turned modular into workforce housing before Nashville turned into Nashville. Then the rest of the state noticed.
BUYING GUIDE
How to Buy a Modular Home in Texas — The 2026 Legal + Financing Guide
Three hundred and fifty-four thousand square miles. No state income tax. And the fastest permit desk in the Sun Belt if you're outside city limits.
BUYING GUIDE
How to Buy a Modular Home in Virginia — The 2026 Legal + Financing Guide
The state where Northern Virginia federal-contractor money bumps against Shenandoah land at a third of the price. Two totally different modular markets in one state boundary.
BUYING GUIDE
How to Buy a Modular Home in Washington — The 2026 Legal + Financing Guide
The state where an eco-modular density push turned into HB 1337, the most permissive by-right ADU statute in the country. Two ADUs per lot, statewide, minimal discretionary review.
GUIDE
Converting a Container Home Into Real Property: The 2026 Title and Tax Conversion Guide
A container home installed on a permanent foundation is functionally a residence — but whether it's classified as real property or personal property depends entirely on the title d
GUIDE
HUD Code, IRC, IBC, ANSI A119.5: The 2026 Construction Standards Guide
Every factory-built dwelling in the US is constructed to one of four governing standards. The HUD Code governs manufactured homes; the International Residential Code governs site-b
COMPARISON
Manufactured vs Modular vs Site-Built: The 2026 Legal Category Primer
Manufactured, modular, and site-built are not synonyms for the same product. They are three distinct legal categories of residential construction in the US, governed by different b
GUIDE
Modern Mother-in-Law Suite: ADU Design & Cost Guide
It used to mean a room off the garage with a hot plate and a door that closed loudly. That version worked for nobody and reminded everyone of it. The modern version is a permitted
GUIDE
Mother-in-Law ADU: Design, Layout & Financing
The mother-in-law suite, reimagined by someone who actually likes her.
GUIDE
NYC's Backyard ADU Law: The 2026 Homeowner's Guide to New York City's Game-Changing Housing Reform
New York City formally legalized backyard accessory dwelling units in March 2024 — the most significant single change to NYC residential zoning in over five decades — and the City
GUIDE
Prefab Homes: Types, Costs, and Code Compliance Explained (2026 Guide)
"Prefab" is the most overloaded word in the housing category. It gets used to describe a $7,900 Amazon flat-pack container, a $40,000 single-section manufactured home that rolls in
GUIDE
Texas Modular and Manufactured Home Laws: The 2026 Regulatory Guide
Texas is the largest factory-built housing market in the United States — and one of the most regulatorily uneven. State law is broadly permissive, federal HUD code applies statewid
GUIDE
Tiny House Zoning Laws by State: The 2026 Reality Map
If you've spent more than an hour Googling "where can I legally put a tiny house," you already know the answer most blogs refuse to give you: it depends on the city, the county, th
GUIDE
Title and Deed Conversion for Manufactured Homes: The 2026 Reference
Converting a manufactured home from personal property to real estate is one of the most consequential post-purchase decisions a manufactured-home owner makes. The conversion change
GUIDE
Top Modular Home Builders in Delaware (2026)
Delaware is a small state with a deep modular and manufactured housing footprint. The Delmarva peninsula's land economics, the retiree migration into Sussex County, and the working
GUIDE
Types of Tiny Homes: The Four Categories, Their Code Paths, and What Each One Actually Finances (2026)
"Tiny home" is a marketing word, not a regulatory one. It covers at least four legally distinct products — each with its own code path, its own financing reality, and its own answe
CITY GUIDE
Accessory Dwelling Units in Atlanta: The 2026 Buyer's Guide to ADU Permits, Costs, and Income
Atlanta legalized accessory dwelling units across most single-family residential zones in 2018, and the metro has since become one of the most ADU-active markets in the Southeast.
GUIDE
Container Home Regulations in Ashburn, VA: The 2026 Loudoun County Buyer's Guide
Loudoun County, Virginia is one of the wealthiest counties in the United States and one of the most consequential for the broader Mid-Atlantic data-center economy — Ashburn alone h
GUIDE
What States Allow ADUs in 2026 (Full Map + Permit Fee Comparison)
If you own a home and you have been quietly running the numbers on adding a backyard cottage, a garage conversion, or a basement suite, the first question is never "how much will i
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