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Directory · Company · Updated 2026-10-18

Arch Reinsurance Ltd. (Bermuda) · NAIC 10348

Where Arch Reinsurance Ltd. (Bermuda) is admitted, where it's eligible for surplus lines, the lines it's licensed for and how much of each it writes, from state regulators' public lists and market share reports.

Arch Reinsurance Ltd. (Bermuda) (NAIC 10348) is a property and casualty insurer domiciled in Delaware, part of Arch Insurance Group. State regulators list it as licensed (admitted) in Alaska, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Iowa, Idaho, Kentucky, Massachusetts, Maryland, Minnesota, Missouri, Mississippi, North Dakota, Nebraska, New Jersey, Nevada, New York, Ohio, Oklahoma, Rhode Island, South Carolina, Tennessee, Texas, Utah, Wisconsin. The U.S. Treasury lists it as a certified surety with a $194.9M underwriting limit.

By Sam Alishahi, independent insurance broker · All companies

By state

Where it's licensed

States whose regulator lists are loaded: Alaska, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Iowa, Idaho, Illinois, Kentucky, Massachusetts, Maryland, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Jersey, Nevada, New York, Ohio, Oklahoma, Oregon, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Washington, Wisconsin, West Virginia, Wyoming. Not on the lists we have for Illinois, Montana, North Carolina, Oregon, South Dakota, Washington, West Virginia, Wyoming, which doesn't by itself mean it isn't licensed there.

StateStatusLines licensedSinceSource
AlaskaAdmitted (licensed)——Alaska, 2026-10-18
CaliforniaAdmitted (licensed)——California Department of Insurance, 2026-10-17
ColoradoAdmitted (licensed)——Colorado, 2026-10-18
ConnecticutAdmitted (licensed)——Connecticut, 2026-10-18
DelawareAdmitted (licensed)——Delaware, 2026-10-18
FloridaAdmitted (licensed)Aircraft and aviation, Personal auto, Commercial auto, Commercial package (BOP, CMP), Earthquake, Farm and crop, Fidelity bonds, Homeowners, Inland marine, General liability, Medical malpractice, Mobile home, Ocean marine, Commercial property (fire and allied lines), Surety bonds, Workers' compensation—Florida Office of Insurance Regulation, 2026-10-18
GeorgiaAdmitted (licensed)General liability, Commercial property (fire and allied lines), Surety bonds, Workers' compensation—Georgia, 2026-10-18
HawaiiAdmitted (licensed)——Hawaii, 2026-10-18
IdahoAdmitted (licensed)Fidelity bonds, General liability, Ocean marine, Commercial property (fire and allied lines), Surety bonds, Workers' compensation—Idaho, 2026-10-18
IowaAdmitted (licensed)——Iowa, 2026-10-18
KentuckyAdmitted (licensed)——Kentucky Department of Insurance, 2026-10-17
MarylandAdmitted (licensed)——Maryland Insurance Administration, 2026-10-17
MassachusettsAdmitted (licensed)Fidelity bonds, Surety bonds—Massachusetts, 2026-10-18
MinnesotaAdmitted (licensed)——Minnesota, 2026-10-18
MississippiAdmitted (licensed)Aircraft and aviation, Personal auto, Equipment breakdown, Farm and crop, Fidelity bonds, Glass, Homeowners, Inland marine, General liability, Ocean marine, Commercial property (fire and allied lines), Surety bonds, Workers' compensation09-01-2003Mississippi Insurance Department, 2026-10-17
MissouriAdmitted (licensed)——Missouri, 2026-10-18
NebraskaAdmitted (licensed)——Nebraska, 2026-10-18
NevadaAdmitted (licensed)General liability, Commercial property (fire and allied lines), Surety bonds—Nevada Division of Insurance, 2026-10-17
New JerseyAdmitted (licensed)——New Jersey, 2026-10-18
New YorkAdmitted (licensed)——Excess Line Association of New York (DFS-licensed and eligible excess line insurers), 2026-10-17
North DakotaAdmitted (licensed)——North Dakota, 2026-10-18
OhioAdmitted (licensed)——Ohio Department of Insurance, 2026-10-17
OklahomaAdmitted (licensed)——Oklahoma, 2026-10-18
Rhode IslandAdmitted (licensed)——Rhode Island, 2026-10-18
South CarolinaAdmitted (licensed)——South Carolina, 2026-10-18
TennesseeAdmitted (licensed)——Tennessee, 2026-10-18
TexasAdmitted (licensed)Aircraft and aviation, Personal auto, Equipment breakdown, Credit, Crime (burglary and theft), Farm and crop, Fidelity bonds, Glass, Inland marine, General liability, Ocean marine, Commercial property (fire and allied lines), Surety bonds, Workers' compensation2003/09/05Texas Department of Insurance, 2026-10-17
UtahAdmitted (licensed)——Utah, 2026-10-18
WisconsinAdmitted (licensed)——Wisconsin, 2026-10-18
Bonds

Treasury-certified surety

On the U.S. Treasury's Circular 570 (updated August 01, 2026) with an underwriting limit of $194.9M per bond, licensed to write surety in 48 states and territories: AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, GU, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, MI, MN, MO, MS, MT, NC, ND, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WV.

Method and source

Each row comes from the named regulator's public company list on the date shown, joined by NAIC number. "Admitted" means licensed by the state and backed by its guaranty fund; "surplus lines" means eligible to take risks the admitted market declines, without rate or form approval and, except in New Jersey (which has a separate surplus lines guaranty fund), without guaranty fund protection. Premium and rank come from state market share reports that list every company. This is a public-records directory, not a rating or recommendation; for the company's own filings use the NAIC's Consumer Information Source.

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