This is PermitBase’s published record for Hudson as of 2026-07-06. It has since been superseded — see the current record. A historical record reflects what PermitBase had verified at that time; it may not capture a real-world change the jurisdiction had made but PermitBase had not yet verified, and it includes any errors we later corrected. Snapshots are never edited retroactively.
Hudson building permits
Hudson, Colorado — as published 2026-07-06.
Reviewed 2026-07-06 · Source
Codes adopted
Permit types & fees
Residential Building Permit (New Construction)
VerifiedRequired for new single-family homes and manufactured/modular home placements in the Town of Hudson. Reviewed under the 2018 IRC as locally amended (Hudson Municipal Code Chapter 18, Article I), including the Town's Climatic and Geographic Design Criteria (30 psf ground snow load, 115 mph wind design speed, 30-inch frost line/3-foot frost depth). Plan review and inspections are performed by the Town's contracted building department, ProCode Inc.
Verified 2026-07-06 · Source
Requirements
- Plans reviewed under the 2018 IRC as locally amended; must meet the Town's Climatic and Geographic Design Criteria: 30 psf ground snow load, 115 mph wind design speed (Seismic Design Category B, Seismic Zone 1), 30-inch minimum frost line depth (3 feet per Sec. 18-1), ice barrier underlayment required
- Foundation design and construction drawings must be stamped by a Colorado registered design professional, based on an engineer's soils report (IRC Sec. R401.2 as amended)
- Site certification by a Colorado registered design professional required for setback verification on new Group R-3 occupancies
- Site plan showing new construction, lot-line distances, and drainage per the master drainage plan required at submittal (IRC Sec. R106.2 as amended)
- Final drainage certificate by a Colorado-licensed professional land surveyor required before certificate of occupancy issuance
- Automatic residential fire sprinkler system required if habitable space above grade exceeds 3,600 sq ft (NFPA 13D)
- Asphalt shingle roofing must be Class 4 impact-resistant (UL2218) subject to limited exceptions
- Application submitted via the Town's CommunityCore online portal; electrical and plumbing subcontractors must hold current Colorado state licenses, verified at permit acceptance
Required documents
- RequiredBuilding Permit ApplicationSubmitted through the Town of Hudson CommunityCore portal
- RequiredConstruction Plans / DrawingsStamped by a Colorado registered design professional; foundation design based on an engineer's soils report
- RequiredSite PlanShowing size/location of new construction and existing structures, lot-line distances, and drainage per the master drainage plan
- RequiredSite Certification (setback verification)Prepared by a Colorado registered design professional, required for new Group R-3 occupancies
- RequiredFinal Drainage CertificatePrepared by a Colorado-licensed professional land surveyor; required before certificate of occupancy
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Building Permit Fee — valuation $0.00 to $1,000.00 | $35.00 | Building Permit Fees, Town of Hudson (updated 3/27/2025), Sec. 18-19(a) |
| Building Permit Fee — valuation $1,001.00 to $1,500.00 | $55.00 | — |
| Building Permit Fee — valuation $1,501.00 to $2,000.00 | $65.00 | — |
| Building Permit Fee — valuation $2,001.00 to $10,000.00 | $67.50 for the first $2,000.00 of permit valuation, plus $14.00 for each additional $1,000.00 or fraction thereof, to and including $10,000.00 | — |
| Building Permit Fee — valuation $10,001.00 to $30,000.00 | $177.00 for the first $10,000.00 of permit valuation, plus $12.00 for each additional $1,000.00 or fraction thereof, to and including $30,000.00 | — |
| Building Permit Fee — valuation $30,001.00 to $100,000.00 | $417.00 for the first $30,000.00 of permit valuation, plus $9.00 for each additional $1,000.00 or fraction thereof, to and including $100,000.00 | — |
| Building Permit Fee — valuation $100,001.00 to $500,000.00 | $1,047.00 for the first $100,000.00 of permit valuation, plus $7.00 for each additional $1,000.00 or fraction thereof, to and including $500,000.00 | — |
| Building Permit Fee — valuation over $500,000.00 | $3,847.00 for the first $500,000.00 of permit valuation, plus $6.00 for each additional $1,000.00 or fraction thereof above $500,001.00 | — |
| Plan Review Fee | 60% of Building Permit Fee | Sec. 18-19(b) |
| Admin/Processing Fee | $35 (over-the-counter) or $50 (all other permits) | Sec. 18-19(b) |
| Use Tax | 4% of project valuation | — |
| Electrical Permit Fee (State Electrical Board schedule) — Residential up to 1,000 SF | $200 | Assessed per the State Electrical Board fee schedule, updated each July |
| Working without a required permit | Additional 100% of permit fee (i.e., double the standard fee) | Sec. 18-4(a)(8) IBC / Sec. 18-4(b)(5) IRC |
Residential Addition / Basement Finish / Interior Remodel Permit
VerifiedRequired for one-story additions, detached garages, basement finishes, and interior remodels to existing residential structures in Hudson, per the Town's Permits and Licenses page listing these as standard residential application categories. Reviewed under the 2018 IRC as locally amended.
Verified 2026-07-06 · Source
Requirements
- Reviewed under the 2018 IRC as locally amended by Hudson Municipal Code Chapter 18
- Interior renovations explicitly requiring a permit per the Town's 'When is a Permit Needed?' guide: basement finish, kitchen remodel, electrical modifications, plumbing modifications, structural modifications, and full building window replacements
- Site plan required showing new construction/addition footprint, lot-line distances, and drainage
- Structural modifications (wall removal) require plans stamped by a Colorado registered design professional
- Application submitted via the CommunityCore portal
Required documents
- RequiredBuilding Permit ApplicationSubmitted via the Town of Hudson CommunityCore portal
- RequiredConstruction PlansScope-appropriate plan set; structural plans stamped by a Colorado registered design professional if walls are altered/removed
- OptionalSite PlanRequired for additions changing the building footprint
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Building Permit Fee (same valuation-based schedule as new construction) | $35.00 minimum, scaling per the valuation tiers in the Building Permit Fees schedule | Sec. 18-19(a) |
| Plan Review Fee | 60% of Building Permit Fee | — |
| Use Tax | 4% of project valuation | — |
| Admin/Processing Fee | $35 (over-the-counter) or $50 (all other permits) | — |
Electrical Permit
VerifiedRequired for installation, alteration, or repair of electrical systems in Hudson. Fees follow the Colorado State Electrical Board's fee schedule (assessed and updated each July by the State), reflecting Colorado's default framework for jurisdictions without their own certified local electrical inspection program. Electrical contractors must hold a current Colorado state license, verified by the Town at permit acceptance.
Verified 2026-07-06 · Source
Requirements
- Contractors must hold a current Colorado state electrical contractor license; license verification completed as part of permit acceptance per the Town's Building FAQs, consistent with CRS 12-23-106 / HB19-1086 contemporaneous-review requirements
- Fee assessed under the State Electrical Board's schedule (updated each July), based on residential enclosed living area square footage, or a valuation-based schedule for non-residential/other installations
- Homeowners performing work on their own owner-occupied property are not required to hold a contractor's license, but any subcontracted electrical work requires a licensed Colorado electrician
Required documents
- RequiredElectrical Permit ApplicationSubmitted via the Town of Hudson CommunityCore portal
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Residential Electrical Fee — up to 1,000 SF | $200 | State Electrical Board fee schedule, assessed each July; per Hudson's Building Permit Fees handout (updated 3/27/2025) |
| Residential Electrical Fee — 1,001-1,500 SF | $250 | — |
| Residential Electrical Fee — 1,501-2,000 SF | $300 | — |
| Residential Electrical Fee — over 2,001 SF | $300 plus $10 per each additional 100 SF over 2,000 SF | — |
| Electrical Fee — Mobile/Manufactured/Modular Home | $150 per unit | — |
| Electrical Fee — Nonresidential, valuation up to $2,000 | $100 | — |
| Electrical Fee — Nonresidential, valuation over $2,001 | $200 plus $10 per each additional $2,000 of valuation over $2,000 | — |
| Electrical Re-Inspection Fee | $150 | — |
Plumbing Permit
Required for installation, alteration, or repair of plumbing systems in Hudson, billed under the Town's general valuation-based Building Permit Fee (no standalone locally-published plumbing fee schedule was found, unlike electrical which follows the state schedule). Governed by the 2018 International Plumbing Code (IPC) as locally amended. Plumbing contractors must hold a current Colorado state license, verified at permit acceptance.
Reviewed 2026-07-06 · Source
Requirements
- Governed by the 2018 IPC as adopted and amended by Hudson Municipal Code Chapter 18, Sec. 18-24 through 18-27
- Contractors must hold a current Colorado state plumbing contractor license, verified by the Town at permit acceptance per the Building FAQs
- Sewer depth per IPC Sec. 305.4.1 as amended: 12 inches minimum
- Roof extension per IPC Sec. 903.1.1 as amended: 12-inch minimum insertion dimension
Required documents
- RequiredBuilding/Plumbing Permit ApplicationSubmitted via the Town of Hudson CommunityCore portal
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Building Permit Fee (valuation-based, same schedule as general building permit — no standalone plumbing fee line published) | $35.00 minimum, scaling per the valuation tiers in the Building Permit Fees schedule | No separate plumbing-specific fee table was found on the Town's current Building Permit Fees handout; plumbing work is billed under the general Sec. 18-19(a) valuation schedule |
| Plan Review Fee | 60% of Building Permit Fee | — |
| Use Tax | 4% of project valuation | — |
Mechanical / HVAC Permit
VerifiedRequired for heating, cooling, and ventilation equipment installation in Hudson, billed under the general Building Permit Fee schedule except for furnace/AC replacements, which qualify for the Town's over-the-counter 'One Stop Permit' at a flat fee. Governed by the 2018 International Mechanical Code (IMC) and 2018 International Fuel Gas Code (IFGC) as locally amended.
Verified 2026-07-06 · Source
Requirements
- Governed by the 2018 IMC (Sec. 18-10 through 18-13) and 2018 IFGC (Sec. 18-20 through 18-23) as amended by Hudson Municipal Code Chapter 18
- Furnace/AC/Water Heater/Boiler installations and replacements require a permit per the Town's 'When is a Permit Needed?' guide, reviewed by Building
- Furnace/AC Replacement qualifies for the Town's over-the-counter One Stop Permit track (issued within 2 days)
- Fuel gas piping: minimum 18-inch burial depth for plastic piping; test pressure 10 psig, test duration 15 minutes (IFGC Sec. 404.12/406.4.1/406.4.2 as amended)
Required documents
- RequiredMechanical/Building Permit ApplicationSubmitted via the Town of Hudson CommunityCore portal, or over-the-counter for One Stop Permit-eligible scopes
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| One Stop Permit — Furnace/AC Replacement | $125 | Sec. 18-19(a); over-the-counter, issued within 2 days per the Building Permits & Inspections page |
| One Stop Permit — Hot Water Heater Replacement | $125 | — |
| Building Permit Fee (new mechanical installs not covered by a One Stop flat fee, valuation-based) | $35.00 minimum, scaling per the valuation tiers in the Building Permit Fees schedule | — |
| Plan Review Fee | 60% of Permit Fee (does not apply to flat-fee One Stop Permits) | — |
| Use Tax | 4% of project valuation (does not apply to flat-fee One Stop Permits per the general handout structure) | — |
Roofing Permit (Re-Roof)
VerifiedRequired for re-roofing work in Hudson. Listed as an over-the-counter 'One Stop Permit' issued within 2 days at a flat $150 fee. Asphalt shingle roofing must be Class 4 impact-resistant (UL2218) per IBC/IRC Sec. 1507.2.4/R905.2.4 as locally amended, subject to limited matching-material exceptions.
Verified 2026-07-06 · Source
Requirements
- Qualifies for the Town's One Stop (over-the-counter) Permit track, issued within 2 days
- Asphalt shingles must be Class 4 impact-resistant, tested to UL2218, installed per manufacturer instructions, unless no matching Class 4 product is available (building official discretion) or the work is a like-for-like repair/addition to existing non-Class-4 shingles
- Shingle/siding repair or replacement not exceeding 100 sq ft (one square) of covering per building is exempt from permitting entirely per IBC/IRC Sec. 105.2 as amended
- Ice barrier underlayment required per the Town's Climatic and Geographic Design Criteria
Required documents
- RequiredOne Stop Permit Application — ReroofSubmitted via the Town of Hudson CommunityCore portal or over-the-counter
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| One Stop Permit — Reroof | $150 | Sec. 18-19(a); flat fee, over-the-counter, issued within 2 days |
Solar (Rooftop PV) Permit
Required for photovoltaic solar installations in Hudson, billed under a dedicated PV Solar fee tier distinct from the general electrical fee schedule. The Town's live Building page notes the pending 2024 code adoption will include 'Solar and EV-ready provisions' via the Colorado Model Electric and Solar Ready Code, 2023 Edition (still in draft/proposal status as of this review).
Reviewed 2026-07-06 · Source
Requirements
- Listed under the Town's Permits and Licenses residential application categories ('Solar installations and energy compliance certificates')
- Billed under a dedicated PV Solar fee tier (Residential/Commercial) distinct from the general 'All Other' electrical fee schedule
- Electrical contractors performing PV interconnection work must hold a current Colorado state electrical license
- The Colorado Model Electric and Solar Ready Code, 2023 Edition (HB22-1362 implementing framework) is drafted for local adoption as new Sec. 18-43/18-44 but not yet confirmed adopted in the live-codified Municode chapter as of this review
Required documents
- RequiredElectrical/Building Permit Application — Solar PV scopeSubmitted via the Town of Hudson CommunityCore portal
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| PV Solar — Residential | $500 | Building Permit Fees handout (updated 3/27/2025) |
| PV Solar — Commercial, under 2MW | $1,000 | — |
| PV Solar — Commercial, over 2MW | $2,000 plus $10 per each additional $2,000 of valuation over $2,000, plus 60% Plan Review Fee | — |
Accessory Dwelling Unit (ADU) Permit
Required for accessory dwelling unit development in Hudson. The Town's Permits and Licenses page explicitly lists 'ADU (accessory dwelling unit) development' among residential building-permit application categories, though a distinct ADU-specific fee line or standalone requirements packet was not found separately from the general residential building permit process.
Reviewed 2026-07-06 · Source
Requirements
- Reviewed under the 2018 IRC as locally amended (same code base as other residential construction)
- Subject to Planning Department zoning/land-use review (setbacks, lot coverage) in addition to Building Department plan review, per the Town's general permitting structure separating Zoning and Building review
- Foundation, site plan, and drainage-certificate requirements applicable to new residential construction apply where the ADU is a new structure
Required documents
- RequiredBuilding Permit Application — ADU scopeSubmitted via the Town of Hudson CommunityCore portal
- RequiredSite PlanShowing ADU location, setbacks, and drainage
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Building Permit Fee (valuation-based, same schedule as new residential construction) | $35.00 minimum, scaling per the valuation tiers in the Building Permit Fees schedule | No standalone ADU-specific fee line was found; billed under the general Sec. 18-19(a) valuation schedule |
| Plan Review Fee | 60% of Permit Fee | — |
| Use Tax | 4% of project valuation | — |
Demolition Permit
VerifiedRequired for demolition of structures in Hudson that would otherwise have required a permit to construct. Listed as a flat-fee over-the-counter 'One Stop Permit' at $150.
Verified 2026-07-06 · Source
Requirements
- Required for demolition of any structure that would require a permit to construct, per the Town's 'When is a Permit Needed?' guide
- Qualifies for the Town's One Stop (over-the-counter) Permit track
- Subject to Zoning Department review in addition to Building per the Town's dual-review structure for demolition
Required documents
- RequiredOne Stop Permit Application — DemolitionSubmitted via the Town of Hudson CommunityCore portal or over-the-counter
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| One Stop Permit — Demolition | $150 | Sec. 18-19(a); flat fee |
Commercial Tenant Improvement Permit
Required for commercial tenant improvement projects in Hudson, including remodels and kitchen work. The Town requires a 'Fire Department Fact Sheet' submission for kitchen and new-construction commercial projects, reflecting Hudson Fire Protection District review alongside Building Department review.
Reviewed 2026-07-06 · Source
Requirements
- Reviewed under the 2018 IBC as locally amended (commercial scope)
- Fire Department Fact Sheet required for kitchen and new-construction commercial projects, per the Town's Permits and Licenses page
- Submitted online via the CommunityCore portal per the Town's Commercial application category
- Special inspections may apply per adopted IBC Chapter 17 provisions for structural elements, at the Building Official's discretion
Required documents
- RequiredCommercial Building Permit ApplicationSubmitted via the Town of Hudson CommunityCore portal
- RequiredFire Department Fact SheetRequired for kitchen and new-construction commercial projects
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Building Permit Fee (valuation-based, same schedule as general building permit) | $35.00 minimum, scaling per the valuation tiers in the Building Permit Fees schedule | No separate commercial-specific fee table was found; commercial work is billed under the general Sec. 18-19(a) valuation schedule |
| Plan Review Fee | 60% of Permit Fee | — |
| Use Tax | 4% of project valuation | — |
Deck / Patio Permit
VerifiedRequired for deck and patio installations in Hudson, explicitly listed among the Town's standard residential building-permit application categories. Reviewed under the 2018 IRC as locally amended, including guardrail requirements for elevated decks/window wells per the Town's amended IRC guard provisions.
Verified 2026-07-06 · Source
Requirements
- Reviewed under the 2018 IRC as locally amended
- Guardrails required around any deck, stair well, or similar opening located less than 36 inches from the nearest walking surface and more than 30 inches below/above surrounding grade, per IRC Sec. R321.1.1 as amended
- Platforms/decks/landings attached to or placed adjacent to a building do NOT qualify for the general 30-inch-above-grade platform exemption — that exemption explicitly excludes attached decks per the 'When is a Permit Needed?' guide
- Foundation/footing design for elevated decks subject to the same 30-inch frost line depth as other residential construction
Required documents
- RequiredBuilding Permit Application — Deck/Patio scopeSubmitted via the Town of Hudson CommunityCore portal
- RequiredDeck/Patio PlanFooting/post layout, ledger attachment details, guardrail/stair details as applicable
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Building Permit Fee (valuation-based, same schedule as general building permit) | $35.00 minimum, scaling per the valuation tiers in the Building Permit Fees schedule | No standalone deck/patio fee line was found; billed under the general Sec. 18-19(a) valuation schedule |
| Plan Review Fee | 60% of Permit Fee | — |
| Use Tax | 4% of project valuation | — |
Furnace / Water Heater Replacement Permit
VerifiedA distinct over-the-counter 'One Stop Permit' category in Hudson for like-for-like furnace/AC and hot water heater replacements, issued within 2 days at a flat fee, separate from the general mechanical/plumbing permit process for new installs.
Verified 2026-07-06 · Source
Requirements
- Qualifies for the Town's One Stop (over-the-counter) Permit track, issued within 2 days
- Emergency water heater failures (e.g., over a weekend) may be repaired/replaced first with a permit obtained the next business day at standard (non-doubled) fee, per the Town's Building FAQs
- Non-emergency replacement work performed before permit issuance is subject to double the permit fee
Required documents
- RequiredOne Stop Permit Application — Furnace/AC or Water Heater ReplacementSubmitted via the Town of Hudson CommunityCore portal or over-the-counter
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| One Stop Permit — Hot Water Heater Replacement | $125 | Sec. 18-19(a); flat fee, over-the-counter, issued within 2 days |
| One Stop Permit — Furnace/AC Replacement | $125 | — |
| Working without a required permit (non-emergency) | Additional 100% of permit fee (double fee) | Per the Town's Building FAQs; emergency weekend failures generally exempted if a permit is obtained the next business day |
Sources & verification
Key facts verified against official sources. Last reviewed 2026-07-06.
Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the Hudson building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.