This guide consolidates the provided information to help STR investors understand regulatory requirements and best practices for Augusta, Montana (Lewis and Clark County). Where city- or county-specific rules were not available in the provided sources, we apply state-level Montana guidance and federal “Augusta Rule” considerations.

Overview: Are Short-Term Rentals Allowed in Augusta, MT?

Explicit answer: Based solely on the provided sources, there were no city- or county-specific short‑term rental regulations identified for Augusta, Montana (Lewis and Clark County). In the absence of local prohibition, short‑term rentals are generally permissible, subject to standard zoning, building, health and fire code compliance, and business/tax obligations (state and federal). You must also satisfy any HOA/POA covenants that may restrict STRs. Always verify current local rules with the city or county before listing, as jurisdictions can change policy quickly.

Key regulatory layers to consider:

• Federal: U.S. Internal Revenue Code Section 280A(g) “Augusta Rule” (14‑day tax‑free rental provision).
• State (Montana): Business licensing, sales/lodging taxes, landlord‑tenant rules; confirm local sales and lodging taxes with the Montana Department of Revenue (DOR) for Lewis and Clark County.
• County/City: Zoning, health and safety standards; permits may be required for signage, parking, fire safety, or change of use in some jurisdictions.
• Private: HOA/POA rules, insurance restrictions.

How to Start a Short-Term Rental Business in This Market

1. Compliance-first planning

• Confirm zoning and use: Verify that your property type (e.g., single‑family home, ADU) is allowed for transient occupancy in Augusta or Lewis and Clark County. If uncertain, request a zoning determination from the county planning office.
• Health and safety: Ensure compliance with applicable building, fire, and health standards for transient lodging.
• Parking and signage: Confirm any limits on parking, driveway use, or exterior signage; violations can trigger enforcement.

2. Business setup

• Entity formation: Consider forming a legal business entity (e.g., LLC) to separate liability and simplify accounting.
• EIN and banking: Obtain a federal EIN and open a dedicated business bank account.
• Insurance: Secure appropriate coverage (general liability, property, and potentially short‑term rental or hosted-share coverage); verify any HOA/POA insurance requirements.

3. Operations and listings

• Licensing/registration: Check whether the city or county requires a business license, transient lodging registration, or a certificate. If none are indicated in the provided sources, confirm current requirements before listing.
• Pricing and taxes: Research local market rates; set pricing consistent with the market. Confirm Montana sales tax and any local lodging taxes that apply; register and collect/remit as required.
• Management approach: Decide whether to self‑manage or use a local property manager; implement processes for guest screening, house rules, cleaning standards, and emergency contacts.

4. Documentation and recordkeeping

• Contracts and policies: Use written rental agreements, house rules, cancellation policies, and guest communications standards.
• Tax records: Keep detailed records of rental dates, gross receipts, and expenses. If using the Augusta Rule (≤14 days), maintain proof of personal use, market rent, and days rented.
• Platform compliance: If listing via Airbnb/Vrbo/HomeAway, ensure all tax and registration acknowledgments are completed and the property complies with platform policies.

Required Documents, Permits, Licenses, and Guidelines

Federal (IRS) considerations

• Augusta Rule (IRC 280A(g)): Up to 14 days of rental income from a personal residence can be excluded from gross income. Expenses related to those excluded days are not deductible. Documentation should include:
  • Proof the property is used as a residence by the owner during the tax year.
  • Evidence of actual personal use beyond the rented days.
  • Market-rate support for the rent charged during the ≤14-day period.

State (Montana) considerations (confirm applicability)

• Business license: Many Montana localities require a business license for lodging activities; check with the city or county.
• Taxes:
  • Sales tax: Montana state sales tax is 0%. Local-option sales taxes may exist; confirm for Lewis and Clark County and the City of Augusta via the Montana Department of Revenue.
  • Lodging taxes: Some Montana localities impose a lodging tax (“bed tax”); verify whether Augusta or Lewis and Clark County has a lodging tax and register accordingly.
• Withholding for nonresident hosts: If you are a nonresident alien receiving rental income, review federal withholding requirements and Montana reciprocity rules.

Local (Augusta/Lewis and Clark County) requirements

• Permits/registrations: Not documented in the provided sources; verify whether any transient lodging registration or zoning permit is required.
• Health and safety: Comply with any applicable health and fire safety requirements for transient lodging.
• Signage/parking: Confirm any local restrictions or permit needs.

HOA/POA/private rules

• Covenants: Many communities restrict STRs or require owner-occupancy, prior approval, or insurance. Obtain written HOA/POA authorization before listing.

Suggested documentation package

• Property documents: Ownership proof, HOA/POA bylaws and approval (if applicable).
• Business documents: EIN confirmation, business license/registration, tax registrations.
• Insurance: Liability and property policies; any platform-required coverage.
• Guest-facing materials: House rules, check‑in instructions, emergency contacts, cleaning standards.
• Tax records: Rental logs (dates, guests), gross receipts, expense receipts, market rent comps for the Augusta Rule.

Specific Regulations: City/County/State

City of Augusta

• No specific short‑term rental ordinance was found in the provided sources. Confirm current zoning and any transient lodging registration requirements.

Lewis and Clark County

• No specific short‑term rental rules were identified in the provided sources. Confirm zoning, health, and fire standards that may apply.

State of Montana

• Business licensing: Lodging activities may require local business licenses; confirm with the city/county.
• Taxes:
  • Sales tax: State sales tax is 0%. Local-option sales taxes may apply; verify whether any local sales tax exists in Lewis and Clark County or Augusta.
  • Lodging taxes: Confirm if a local lodging tax applies; register and collect/remit as required.
• Withholding for nonresident aliens: Federal withholding may apply. Montana has reciprocity for some individual income tax situations with certain states; confirm specific implications with the Montana DOR.

Federal

• Augusta Rule (IRC 280A(g)): Allows up to 14 days of tax-free rental income from a personal residence when the owner uses the property as a residence and the rental period is ≤14 days. Expenses allocable to the excluded income are not deductible. Must document:
  • Owner residence use.
  • Market-rate rent.
  • Total days rented.

Contact Information (Phone, Email, Website)

Given the absence of city- or county-specific details in the provided sources, contact the following authorities for current requirements and registrations:

• City of Augusta (Municipal Offices)

  • Phone: Not available in the provided sources
  • Email: Not available in the provided sources
  • Website: Not available in the provided sources
  • Purpose: Verify zoning, transient lodging registration, business license requirements, parking and signage rules.

• Lewis and Clark County (County Offices)

  • Phone: Not available in the provided sources
  • Email: Not available in the provided sources
  • Website: Not available in the provided sources
  • Purpose: Confirm zoning and health/fire safety standards for transient lodging.

• Montana Department of Revenue (State Tax Authority)

  • Phone: Not available in the provided sources
  • Email: Not available in the provided sources
  • Website: Not available in the provided sources
  • Purpose: Confirm sales tax and lodging tax applicability, registration, and filing obligations in Lewis and Clark County/Augusta.

• Lewis and Clark County Public Health

  • Phone: Not available in the provided sources
  • Purpose: Confirm health and safety standards for lodging operations.

Note: If you engage a professional for tax planning or business setup, ensure they are familiar with Montana state and local rules. As an example, Linked Accounting maintains a Montana office, and you can search online for their current contact details if needed.

Links to Source Pages (if available)

• Corvee – Augusta Rule: Tax Planning Using the Augusta Rule (IRC 280A)

  • corvee.com/blog/tax-planning-using-the-augusta-rule-280a/

• Corvee – Mastering the Augusta Rule for Rental Properties

  • corvee.com/blog/mastering-the-augusta-rule-for-rental-properties/

• Linked Accounting – 14‑Day Rental Rule (Augusta Rule) discussion

  • www.linkedaccounting.com/planning-center/14-day-rental-rule

• Georgia House Study Committee – Short‑Term Rental Providers (2018 Final Report)

  • www.house.ga.gov/Documents/CommitteeDocuments/2018/Short_Term_Rental_Providers/Short_Term_Rental_Study_Committee_Final_Report.pdf

Investor note: Because no Augusta- or Lewis and Clark County‑specific STR ordinances were identified in the provided sources, this guide emphasizes verification and compliance fundamentals at the federal and state levels. Confirm all local rules and tax obligations before listing, and maintain robust documentation to protect your investment and ensure tax compliance.