Montana Claims Compliance

Key regulatory requirements, correspondence deadlines, and mandated forms for Montana (MT).

Quick Reference

Key Deadlines

Acknowledgment
REASONABLE
Accept/Deny
30 (extendable to C60 with reasonable request for additional information/documents) calendar days
Investigation
PROMPTLY
Payment
30 (extendable to C60 if additional information was requested) calendar days
Status Updates
No specific statutory or regulatory requirement found

Requirements

  • Mandated Forms
  • Catastrophe Rules
  • Separate P&C / Life & Health
  • Fraud Warning
  • Depreciation Notice
  • E-Delivery (with_consent)

Regulatory Authority

Office of the Montana State Auditor, Commissioner of Securities and Insurance (CSI)

Phone: 406-444-2040 or 800-332-6148; Website: https://csimt.gov/; Address: 840 Helena Ave, Helena, MT 59601

Bad Faith: Mont. Code Ann. § 33-18-242

Key Statutes

  • Montana Unfair Trade Practices Act (UTPA), Mont. Code Ann. § 33-18-101 et seq.
Last reviewed: April 1, 2026

Montana handles claims correspondence according to specific state regulations. Requirements vary depending on the line of business and specific claim circumstances.

Acknowledgment

Every claim must be acknowledged within a reasonable time of receipt. The acknowledgment should identify the insurance policy and coverage at issue.

Denial

A written denial must be issued within a reasonable time. The denial must reference the specific policy provisions, conditions, or exclusions relied upon.

Statutory Language

No specific statutory language mandated beyond standard disclosures.

LOB-Specific Requirements

Regulatory requirements for Montana, grouped by line of business. Select a chip to filter.

SOL Notice In Denial Required
CUSTOMARY (Standard market conduct practices dictate inclusion if applicable)
Unfair Claims Practices Act RefStatutory
Mont. Code Ann. § 33-18-201
Prompt Payment Statute RefStatutory
Mont. Code Ann. § 33-18-232
Public Adjuster RegulationsStatutory
The statutory definition of a public adjuster excludes a person who provides an estimate of work to an insurer on behalf of an insured, provided the insured is notified of all communications between that person and the insurer related to the estimates; Mont. Code Ann. § 33-17-102(21)(b)
Proof Of Loss RequirementsStatutory
An insurer shall furnish forms of proof of loss for completion upon the written request of any person claiming to have a loss; Mont. Code Ann. § 33-15-503
Suit Limitation PeriodStatutory
A policyholder must file a bad faith suit under the UTPA within two years of the date of the violation; Mont. Code Ann. § 33-18-242(7)

Montana Case Law

Published decisions that shape claim-handling and correspondence practice in Montana. Pair these with the statutory deadlines above.

StatutoryCase LawReg. Bulletin
  • Status UpdatesHomeowners

    A party is not entitled to obtain private enforcement of a regulatory UTPA statute unless the legislature specifically intended that statute to be enforceable by private parties.

  • Status UpdatesHomeowners

    The statutory restriction in MCA § 33-18-242(3) that bars common law bad faith actions for claims handling applies exclusively to "insureds" (first-party claimants). Third-party claimants are not barred by this statute and may continue to assert common law bad faith claims regarding claims handling practices. Current Status: Good law. - Mark Ibsen, Inc. v. Caring for Montanans, Inc., 383 Mont.

  • Status UpdatesHomeowners

    An insured may bring a common law bad faith claim against an insurer for conduct that is entirely unrelated to claims handling (such as underwriting or renewal failures).

  • Case Law
    Bad FaithGeneral Liability

    ) . Notably, first-party insureds are statutorily prohibited from bringing common law bad faith tort claims regarding claims handling and must rely exclusively on the UTPA .

  • Reservation of RightsAutoCommercial Auto

    clarified that this strict estoppel applies specifically when the insurer assumes the defense without an ROR or completely breaches the duty to defend. If the insurer never assumed the defense at all, they might not be estopped from asserting defenses, though they will be liable for breach of contract .

  • Closing LettersHomeowners

    An insurer has an obligation under § 33-18-201(14) to inform the insured of all policy defenses upon which it intends to rely when explaining its coverage position. - Source Type: Case Law (Montana Supreme Court). - Hop v. Safeco Ins. Co., 2011 MT 215, 361 Mont. 510, 261 P.3d 981 - Holding: Demonstrated the severe litigation consequences of silent file closures.

Show 15 more cases
  • Spadaro v. Midland Claims Serv

    740 P.2d 1105 (1987)

    Case Law
    Bad FaithCommercial Auto

    ) . Similarly, a claimant's failure to provide requested medical records or evidence can justify a delay or denial and defeat a bad faith claim .

  • Jessen v. O'Daniel

    210 F. Supp. 317 (D. Mont. 1962), affirmed by the Ninth Circuit, 329 F.2d 60 (1964)

    Case Law
    Status UpdatesGeneral Liability

    . In Jessen, the federal district court, applying Montana law, outlined the factors necessary to determine if an insurer acted in bad faith when rejecting a settlement offer within policy limits . The court identified six critical factors that must be evaluated, which have subsequently become a bedrock of Montana bad faith jurisprudence .

  • Status UpdatesHomeowners

    clarified that the prohibition against common law bad faith in MCA § 33-18-242(3) applies only to "insureds" (first-party), meaning third-party claimants retain the right to bring common law bad faith claims . In third-party scenarios, broader common law duties regarding communication do exist.

  • Diminished ValueCommercial Auto

    wherein the court analyzed a policy that limited the insurer's liability to the "actual cost of replacement of the property" . The court ruled that "replacement" intrinsically means restoring the property to its exact pre-injury condition, declaring that there is no complete restoration unless there has been no diminution in value after the repair .

  • Reservation of RightsCommercial Auto

    Consequence of Failure Conclusive presumption of prejudice; Equitable Estoppel barring all coverage defenses; Bad faith liability. Safeco Ins. Co. v. Ellinghouse (1986); Mont. Code Ann. § 33-18-201

  • Reservation of RightsCommercial Auto

    which highlighted that an insurer refusing to defend its insured does so "at its peril" .

  • Status UpdatesHomeowners

    . The Montana Supreme Court held that plaintiffs are not entitled to private enforcement of regulatory UTPA statutes unless the legislature specifically intended them to be privately enforceable .

  • Status UpdatesAuto

    - https://caselaw.findlaw.com/court/mt-supreme-court/1453789.html

  • Reservation of RightsCommercial Auto

    ; Mont. Code Ann. § 33-18-201

  • Reservation of RightsCommercial Auto

    ; Mid-Century v. Windfall (2016)

  • Diminished ValueAutoCommercial Auto

    required insurers to proactively assess and pay first-party diminished value claims —Ohio imposes no such obligation. There is no Ohio statute, administrative regulation, or leading case law requiring an insurer to spontaneously assess a vehicle for diminished value or to inform a third-party claimant that such compensation is available .

  • Status UpdatesHomeowners

    the Montana Supreme Court examined whether an insured could ever sue for common law bad faith . The Court held that an insured can bring a common law bad faith claim, but only if the insurer's conduct was completely unrelated to "the handling of an insurance claim" .

  • Status UpdatesAuto

    - https://caselaw.findlaw.com/mt-supreme-court/1091138.html

  • Reservation of RightsCommercial AutoHomeowners

    the Montana Supreme Court held that an insurer is entitled to seek recoupment of defense costs, provided two strict conditions are met:

  • Case Law
    Reservation of RightsCommercial Auto

    Deadline Must be sent "promptly" and within a "reasonable time" after a coverage question is identified. Mont. Code Ann. § 33-18-201(5); Ellinghouse (1986)

Historical court cases are for reference only and may be superseded, distinguished, or abrogated.

Applicable Letter Templates

No letter templates currently found for this jurisdiction.