🛖 Shed / Outbuilding permit in Maryland
A detached, non-habitable outbuilding for storage, workshop, or studio use. Here is the Maryland-specific rule: who issues it, typical fees, timeline, go / no-go, and the official source to verify.
Shed / Outbuilding permit in Maryland
The Maryland rule for a shed / outbuilding, with fee range, timeline, go / no-go, and the official source.
Maryland
🛖 Shed / Outbuilding
Exact permit fees are set by the local building department. WikEst shows the published or code-based range where one exists, linked to its official source — verify the final amount at the source before budgeting.
🛖 Shed / Outbuilding permit fee in Maryland
ConditionalGenerally allowedcity authority
Permit fee range
Set by local jurisdiction
Typical timeline
Varies
Setback
—
Exempt if
Many jurisdictions exempt small detached sheds (commonly under ~120–200 sq ft).
Exempt criteria: Small one-story detached sheds are usually exempt; larger sheds or those with utilities need a permit.
Detached accessory sheds below the local size threshold are generally exempt. Annapolis publishes shed building requirements.
Official sources: City of Annapolis — Forms, Permits & Licenses · Maryland Dept. of Labor — Building Performance Standards (state building code)
Representative cities for Maryland: Baltimore, Annapolis.
All 20 project fee ranges in Maryland
Official-source ranges where published; “By local jurisdiction” means no flat fee is published and the amount is set case by case.
| Project | Permit? | Authority | Fee range | Go / no-go |
|---|---|---|---|---|
| 🏠 Accessory Dwelling Unit (ADU) | yes | city | Building permit fee set by the city; zoning/use approval also required. | case-by-case |
| 🪵 Deck / Porch | conditional | city | Set by the city. | allowed |
| 🧱 Fence / Wall | conditional | city | Set by local jurisdiction | allowed |
| 🛖 Shed / Outbuilding | conditional | city | Set by local jurisdiction | allowed |
| 🪜 Basement Finish | yes | city | Building permit fee set by the city. | allowed |
| 🚗 Garage / Carport | yes | city | Building permit fee set by the city; zoning clearance may be required. | allowed |
| ☀️ Rooftop Solar PV | yes | city | Electrical/structural permit fee set by the city. | allowed |
| 🌡️ HVAC Replacement | yes | city | Mechanical permit fee set by the city. | allowed |
| 🍳 Kitchen Remodel | yes | city | Building permit fee; trade permits billed separately. | allowed |
| 🛁 Bathroom Remodel | yes | city | Building permit fee; trade permits billed separately. | allowed |
| 🏗️ Room Addition | yes | city | Building permit fee based on valuation; zoning and plan review apply. | allowed |
| 🪟 Window / Door Replacement | conditional | city | Set by local jurisdiction | allowed |
| 🏘️ Roof Replacement | yes | city | Roof-covering permit fee set by the city. | allowed |
| 🅿️ Driveway / Parking Pad | conditional | city | Set by local jurisdiction | allowed |
| 🏊 Swimming Pool / Spa | yes | city | Building permit fee; barrier fencing required by code. | allowed |
| 🧱 Retaining Wall | conditional | city | Set by local jurisdiction | allowed |
| 💥 Demolition / Teardown | yes | city | Demolition permit fee set by the city. | allowed |
| 🚰 Septic System | yes | state | Onsite disposal system (septic) permit fee set by the Maryland Dept. of the Environment / local health department. | allowed |
| 🔌 EV Charger | conditional | city | Electrical permit fee set by the city. | allowed |
| ⚡ Standby Generator | conditional | city | Mechanical and/or electrical permit fee set by the city. | allowed |
Maryland rule at a glance
Needs permit
conditional
Issuing authority
city
Typical fee
Set by local jurisdiction
Typical timeline
Varies
Setback
—
Exempt if
Many jurisdictions exempt small detached sheds (commonly under ~120–200 sq ft).
Detached accessory sheds below the local size threshold are generally exempt. Annapolis publishes shed building requirements.
Official sources for this rule: City of Annapolis — Forms, Permits & Licenses · Maryland Dept. of Labor — Building Performance Standards (state building code)
Frequently asked questions
Does a shed / outbuilding need a permit in Maryland?
In Maryland, a shed / outbuilding is conditional / size-dependent. Issuance is at the city level. Confirm the exact threshold with the local building department using the sources on this page.
Who issues the shed / outbuilding permit in Maryland?
Maryland permits for this project are handled at the city level — usually the city or county building department. Use the county permit authority lookup to find the exact office for your property.
How much does a shed / outbuilding permit cost in Maryland?
Fees are set locally in Maryland and are not a single statewide number. Open the official authority link on this page for the current schedule.
What exemptions apply to a shed / outbuilding in Maryland?
A common threshold: Many jurisdictions exempt small detached sheds (commonly under ~120–200 sq ft).. Small one-story detached sheds are usually exempt; larger sheds or those with utilities need a permit. City or county amendments may apply — verify locally.
🗺️ All projects in Maryland
The full Maryland permit guide across 20 home projects.
📊 Shed / Outbuilding in every state
Compare the shed / outbuilding rule across all U.S. states.
Shed / Outbuilding in other states
| State | Permit? | Authority | Typical fee | Timeline | Go / No-Go | Key notes |
|---|---|---|---|---|---|---|
| California | Conditional | city | No fee under the exemption; a permit fee applies if over the threshold. | Over-the-Counter / same day where a permit is required. | Generally allowed | Larger or occupied/serviced sheds require a building permit. Check local setbacks and HOA rules. Exempt: One-story detached accessory structure ≤120 sq ft is exempt (CBC R105.2). |
| Texas | Conditional | city | No fee under the exemption; a permit fee applies if over the threshold. | Same day / Over-the-Counter where required. | Generally allowed | Larger sheds or those with plumbing/electrical need a building permit. Exempt: Dallas: utility building <200 sq ft needs no permit; generally a one-story detached structure ≤120 sq ft is exempt under the IRC. |
| Florida | Conditional | city | No fee under the exemption; a permit fee applies if over the threshold. | Same day / Over-the-Counter where required. | Generally allowed | Larger or serviced sheds need a building permit. Exempt: One-story detached accessory structure ≤120 sq ft is exempt (FBC R105.2). |
| New York | Conditional | city | No fee under the exemption; a permit fee applies if over the threshold. | Same day / Over-the-Counter where required. | Generally allowed | Larger or serviced sheds need a building permit. Exempt: One-story detached accessory structure ≤120 sq ft is exempt (RCNYS R105.2). |
| Pennsylvania | Conditional | city | — | — | Generally allowed | Larger sheds and any shed with utilities require a building permit. Pittsburgh and other cities follow the same UCC framework with local fee schedules. Exempt: Under 120 sq ft typically exempt under the PA UCC/IRC; Philadelphia exempts detached sheds 200 sq ft or less. |
| Illinois | Conditional | city | — | — | Generally allowed | Larger sheds and any shed with utilities require a permit. Confirm the threshold with your local building department. Exempt: Under ~120 sq ft typically exempt under the IRC; varies by municipality. |
| Ohio | Conditional | city | Columbus minimum permit fee $125 for permitted sheds. | — | Generally allowed | Larger sheds and any shed with utilities require a building permit. Cleveland and other cities follow the Ohio Residential Code with local fee schedules. Exempt: Under 120 sq ft exempt (Ohio RCO / Columbus). |
| Georgia | Conditional | city | Atlanta minimum permit cost $150 plus $25 fee for permitted sheds. | — | Generally allowed | Larger sheds and any shed with utilities require a building permit. Savannah and other cities follow the Georgia State Minimum Standard Codes with local fee schedules. Exempt: Under 120 sq ft typically exempt (IRC); Atlanta lists accessory shed structures as permitted. |
| North Carolina | Conditional | city | Valuation-based permit where required; verify with the city. | Simple permits often issued in 1–2 weeks. | Generally allowed | Small detached storage sheds are usually exempt, but adding electricity/plumbing or exceeding size thresholds triggers a permit. Raleigh lists sheds as accessory structures needing plans. Exempt: State IRC R105.2 exempts one-story detached accessory structures ≤200 sq ft. Charlotte exempts detached sheds <200 sq ft without electrical/plumbing. |
| Michigan | Conditional | city | Valuation-based where required; structures <200 sq ft often use a lower-compliance permit. | Often 5–10 business days; smaller sheds may be issued faster. | Generally allowed | Small detached storage sheds are usually exempt, but adding electricity/plumbing or exceeding 200 sq ft triggers a permit. Confirm setbacks with the city. Exempt: State R105.2 exempts one-story detached accessory structures ≤200 sq ft. Grand Rapids: <200 sq ft = Planning Accessory Structure Permit; ≥200 sq ft = building permit. |
| New Jersey | Conditional | city | Construction permit where required (valuation-based) plus zoning fee; verify with the city. | Often 1–2 weeks; zoning review may be required first. | Generally allowed | Most NJ towns require a zoning permit for any shed. Sheds 100–200 sq ft must sit on a 4 in gravel bed (N.J.A.C. 5:23-9.9) unless frost-protected. Over 200 sq ft needs a construction permit. Exempt: State UCC exempts sheds ≤200 sq ft, ≤10 ft tall, with no utility connections from a construction permit. Jersey City applies this 200 sq ft / 10 ft rule. |
| Virginia | Conditional | city | Building permit where required (valuation-based); Virginia Beach adds wind-design review for larger sheds. | Often 1–2 weeks; simple sheds may be issued at counter. | Generally allowed | Sheds ≤256 sq ft are exempt from a building permit but must meet zoning setbacks and HOA rules. Larger sheds need a permit and (in Virginia Beach) engineered anchoring for 115 mph wind. Exempt: State VUSBC exempts one-story detached sheds ≤256 sq ft (storage/utility). Virginia Beach exempts sheds ≤256 sq ft. |
| Washington | Conditional | city | Valuation-based when a permit is required; many small sheds are exempt. | Exempt sheds need no review; others often Subject-to-Field-Inspection. | Generally allowed | Lot-coverage and stormwater rules still apply even when a permit is not required. Exempt: Seattle: one-story detached accessory building <120 sq ft roof area on slab-on-grade exempt; Spokane <200 sq ft exempt. |
| Arizona | Conditional | city | Valuation-based; site-plan-only permits for small sheds in Tucson. | Small sheds often same-day/over-the-counter. | Generally allowed | Tucson is stricter than most of Arizona — even a tiny shed needs a permit there. Exempt: Phoenix: detached structures >200 sq ft require a permit; Tucson: all sheds require a permit regardless of size. |
| Massachusetts | Conditional | city | Valuation-based when over the size threshold. | Small sheds often exempt; larger sheds need plan review. | Generally allowed | Structures with plumbing, electrical, or gas connections require a permit regardless of size. Exempt: One-story detached sheds/playhouses ≤200 sq ft are exempt (780 CMR R105.2). |
| Tennessee | Conditional | city | Valuation-based when over the size threshold. | Small sheds often exempt; larger sheds need plan review. | Generally allowed | Structures with plumbing, electrical, or gas, or used as living space, require a permit. Exempt: One-story detached sheds ≤200 sq ft are exempt under the TN Residential Code. |
| Indiana | Conditional | city | — | — | Generally allowed | Detached one-story sheds below the local size threshold are generally exempt. Check your city’s residential code (e.g., Fort Wayne). Exempt: Many Indiana jurisdictions exempt one-story detached accessory sheds under ~120 sq ft; some cities use a higher threshold. |
| Missouri | Conditional | city | No fee under the exemption; a permit fee applies if over the local threshold. | Varies by municipality. | Generally allowed | Larger sheds or sheds with utilities require a permit; thresholds vary by city. Verify with your municipal building department. Exempt: Detached one-story accessory shed ≤120 sq ft is exempt under the locally adopted IRC R105.2. |
| Wisconsin | Conditional | city | No fee under the exemption; a permit fee applies if over the local threshold. | Varies by municipality. | Generally allowed | Because the UDC does not cover detached garages/accessory buildings, permit requirements are set locally. Verify with your municipal building inspection department. Exempt: Detached accessory buildings are NOT covered by the UDC, but municipalities may require a permit by ordinance; small sheds are often exempt. |
| Alaska | Conditional | city | Valuation-based; set by the municipality. | — | Generally allowed | Even small sheds in permafrost or frost-prone areas should consider frost-free skid foundations. Exempt: One-story detached accessory buildings ≤120 sq ft are exempt per IRC R105.2; Anchorage exempts small detached tool/storage sheds under that threshold. |
| Alabama | Conditional | city | Valuation-based; set by the issuing city. | — | Generally allowed | Even exempt sheds must meet zoning setback and lot-coverage rules. Exempt: Detached accessory structures ≤120 sq ft are generally exempt per IRC R105.2; Birmingham requires a permit for sheds larger than 144 sq ft (≈12×12). |
| Arkansas | Conditional | city | Valuation-based; Little Rock minimum building-permit fee $50 (work over $5,000 or requiring inspection). | — | Generally allowed | Zoning setback and lot-coverage rules still apply to exempt sheds. Exempt: Little Rock exempts one-story detached sheds <200 sq ft; IRC exempts ≤120 sq ft. Sheds with utilities need a permit. |
| Colorado | Conditional | city | Valuation-based; set by the issuing city/county. | — | Generally allowed | Zoning setback and lot-coverage rules still apply. Exempt: PPRBD exempts detached accessory structures <200 sq ft (Colorado Springs zoning approval at ≥125 sq ft); IRC exempts ≤120 sq ft. |
| Connecticut | Conditional | city | Valuation-based; set by the city/town. | — | Generally allowed | Zoning setback and lot-coverage rules still apply. Exempt: One-story detached sheds ≤120 sq ft are exempt (IRC R105.2); larger need a permit. |
| Delaware | Conditional | county | Valuation-based; set by the county or city. | — | Generally allowed | Zoning setback and lot-coverage rules still apply. Exempt: One-story detached sheds ≤120 sq ft are exempt (IRC); larger or serviced sheds require a permit (Kent County follows the 2018 IRC). |
| Hawaii | Conditional | county | Valuation-based; Hawaii County charges $10 per 100 sq ft for U-occupancy accessory structures. | Exempt sheds need no permit; permitted sheds go through plan review. | Generally allowed | Agricultural buildings may be exempt under HRS §46-88 (up to 1,000 sq ft nonresidential). Verify with the county building department. Exempt: One-story detached accessory buildings (storage sheds, tool sheds, playhouses) ≤120 sq ft are exempt in all four counties. |
| Iowa | Conditional | city | Valuation-based; set by the issuing city. | Small sheds often same-day/over-the-counter. | Generally allowed | Even when exempt, the shed must still meet zoning setbacks and homeowner-association rules. Exempt: Detached accessory structures 120 sq ft or less are typically exempt under the IRC. |
| Idaho | Conditional | city | Valuation-based; set by the issuing city (small sheds often exempt). | Exempt sheds need no permit; permitted sheds go through plan review. | Generally allowed | Even exempt sheds must meet zoning setbacks and local snow-load design (20 psf in the Treasure Valley, much higher in mountain areas). Verify with the local building department. Exempt: Idaho Residential Code exempts one-story detached accessory structures ≤200 sq ft (storage, no plumbing/electrical). Some cities use a 120 sq ft threshold. |
| Kansas | Conditional | city | Valuation-based; set by the issuing city. | Small sheds often same-day/over-the-counter. | Generally allowed | Even when exempt, the shed must meet zoning setbacks and HOA rules. Exempt: Overland Park: detached accessory structures over 200 sq ft need a permit. Wichita: <=200 sq ft (city) / <=400 sq ft (unincorporated) exempt. |
| Kentucky | Conditional | city | Valuation-based; set by the issuing city. | Small sheds often same-day/over-the-counter. | Generally allowed | Even when exempt, the shed must meet zoning setbacks and HOA rules. Exempt: Detached accessory structures 120 sq ft or less are typically exempt under the KRC. |
| Louisiana | Conditional | city | Valuation-based; set by the issuing parish/city. | Small sheds often same-day/over-the-counter. | Generally allowed | Even when exempt, the shed must meet zoning setbacks and HOA rules. Exempt: Baton Rouge: accessory structures over 200 sq ft need a permit. Small detached sheds are typically exempt under the IRC. |
| Maine | Conditional | city | Valuation-based; set by the issuing municipality (no statewide flat fee). | Small exempt sheds over-the-counter or no permit; larger need plan review (1–4 weeks). | Generally allowed | Maine raises the IRC shed exemption from 120 to 200 sq ft. A land-use/zoning permit and shoreland-zoning review can still apply at any size. Towns under 4,000 population may not enforce MUBEC — but zoning still applies. Exempt: One-story detached sheds <200 sq ft are exempt from a building permit. |
| Minnesota | Conditional | city | No fee under the exemption; a permit fee applies if over the local threshold. | Varies by municipality. | Generally allowed | Because the Minnesota State Building Code regulates accessory structures, a larger or occupied shed may require a permit. Confirm with Minneapolis or Saint Paul. Exempt: The Minnesota Residential Code (based on the 2018 IRC) covers one- and two-family dwellings and their accessory structures; small one-story detached sheds are commonly exempt. |
| Mississippi | Conditional | city | Where enforced, small detached sheds may be exempt; verify locally. | Varies by jurisdiction. | Generally allowed | If your jurisdiction does not enforce a building code, no permit is required. Confirm with your local building department. Exempt: Where a code is enforced (Jackson/IRC), one-story detached accessory buildings under 120 sq ft are typically exempt. |
| Montana | Conditional | city | Where enforced, small detached sheds may be exempt; verify locally. | Where enforced, often over-the-counter. | Generally allowed | In non-certified areas a single-family home (and its accessory structures) is exempt from the state building permit, but state electrical/plumbing/mechanical permits still apply. Confirm locally. Exempt: Billings exempts detached sheds not exceeding 200 sq ft. In non-certified areas, single-family residential is exempt from the state building permit. |
| North Dakota | Conditional | city | — | — | Generally allowed | Adding electrical or plumbing requires separate trade permits (State Electrical/Plumbing Boards). In non-enforcing rural townships a building permit may not be required at all. Exempt: One-story detached accessory structures (sheds) ≤120 sq ft are exempt (IRC R105.2, unamended in ND). |
| Nebraska | Conditional | city | Where enforced, small detached sheds may be exempt; verify locally. | Varies by municipality — often over-the-counter. | Generally allowed | Larger or occupied sheds require a permit. Confirm with your municipal building department. Exempt: Detached accessory buildings under 120 sq ft are typically exempt (2018 IRC R105.2); Omaha exempts small detached sheds. |
| New Hampshire | Conditional | city | — | — | Generally allowed | Even exempt sheds must meet property setbacks and lot-coverage rules. Adding utilities (electrical/plumbing) always requires separate trade permits. Exempt: One-story detached accessory structures ≤120 sq ft (IRC R105.2) are commonly exempt from a building permit; observed local thresholds range 100–200 sq ft. |
| New Mexico | Conditional | city | — | — | Generally allowed | Adding electrical, plumbing, or mechanical systems requires separate trade permits. Contractors must be CID-licensed. Exempt: One-story detached accessory buildings (tool/storage sheds, playhouses) ≤200 sq ft are exempt (NM Residential Code §105.2(1)). |
| Nevada | Conditional | city | Valuation-based when over the exemption size; Clark County accessory permits scale with valuation. | Small exempt sheds need no permit; permitted sheds go through plan review. | Generally allowed | Even exempt sheds must comply with zoning setbacks and lot coverage; HOA approval is usually required and often stricter. Exempt: One-story detached storage sheds ≤200 sq ft with no electrical/plumbing/mechanical are exempt across Nevada jurisdictions (IRC R105.2). |
| Oklahoma | Conditional | city | Valuation-based; small sheds may qualify for over-the-counter/expedited review in OKC. | OKC: sheds/fences often same-day or a few business days; larger accessory structures go to full plan review. | Generally allowed | Even exempt sheds must satisfy zoning setbacks and lot coverage; HOA covenants may be stricter. Rural unincorporated areas may have no local permit authority. Exempt: IRC R105.2 exempts one-story detached sheds ≤200 sq ft without utilities; local zoning (OKC §59-12200.2) still governs size/placement. |
| Oregon | Conditional | city | Valuation-based when over the exemption size; small sheds may avoid a building permit. | Small exempt sheds need no permit; permitted sheds go through plan review. | Generally allowed | Even exempt sheds must comply with zoning setbacks and lot coverage; adding electrical/plumbing/mechanical needs separate permits regardless of size. Exempt: Nonhabitable, detached, one-story sheds <200 sq ft and <15 ft tall are exempt (statewide). Portland exempts up to 200 sq ft / 15 ft, or 400 sq ft on lots >2 acres set back 20 ft. |
| Rhode Island | Conditional | city | Valuation-based when over the exemption size (statewide formula, $125 min). | Small exempt sheds need no permit; permitted sheds go through plan review. | Generally allowed | The 64 sq ft exemption is a key Rhode Island quirk — far smaller than most states. Footings must reach below the ~42 in frost line. Exempt: IMPORTANT: Rhode Island amended R105.2 — only one-story detached accessory structures ≤64 sq ft are exempt (smaller than the base IRC’s 120 sq ft). |
| South Carolina | Conditional | city | Valuation-based when over the exemption size; small sheds may only need zoning/site-plan review. | Small exempt sheds need no building permit; permitted sheds go through plan review. | Generally allowed | Even exempt sheds need site-plan/zoning approval for setbacks and lot coverage; coastal wind/flood rules can apply to all sizes. Exempt: S.C. Code § 40-59-265 exempts one-story detached accessory structures ≤200 sq ft without utilities. |
| South Dakota | Conditional | city | Valuation-based; set by the issuing city. | Small sheds often same-day or over-the-counter. | Generally allowed | Anchoring and frost-depth footings may be required for larger or occupied sheds; verify locally. Exempt: IRC R105.2 exempts detached accessory structures ≤120 sq ft; Sioux Falls requires only a zoning placement permit for sheds <200 sq ft and a full building permit above. |
| Utah | Conditional | city | Valuation-based; set by the city. | Small sheds often over-the-counter. | Generally allowed | Anchoring and snow/wind load requirements apply; verify setback compliance with the city. Exempt: IRC R105.2 exempts detached accessory structures ≤120 sq ft. |
| Vermont | Conditional | city | Valuation-based where enforced. | Small sheds often over-the-counter where enforced. | Generally allowed | In opt-out towns a shed may need no building permit; zoning/setback still applies. Verify with your town. Exempt: IRC R105.2 exempts detached accessory structures ≤120 sq ft. |
| West Virginia | Conditional | city | Valuation-based; fees waived for total job cost ≤ $2,500. | Small sheds often over-the-counter. | Generally allowed | Anchoring and frost-depth footings may be required for larger sheds; verify locally. Exempt: IRC R105.2 exempts detached accessory structures ≤120 sq ft. |
| Wyoming | Conditional | city | Valuation-based where enforced. | Small sheds often over-the-counter where enforced. | Generally allowed | In unincorporated no-code areas a shed may need no building permit; zoning/setback still applies. Verify locally. Exempt: IRC R105.2 exempts detached accessory structures ≤120 sq ft. |