Dog Discrimination is the Pits
The insurance industry thinks so, and in some places is expanding the definition to include a wide range of breeds.
I remember having a tussle several years ago with my insurance company about my late, much lamented German shepherd, Kendall. She was 13 at the time, and about as dangerous as teddy bear.
But she was a shepherd, a breed unilaterally declared vicious by this company, so common sense be damned; they didn't want to insure me. I finally prevailed because this company had insured every house I'd owned since 1980, and the agent - so rare these days - actually had a sense of loyalty to a long-time customer and made the issue go away.
Here's a recent article from the Boston Globe on the issue, with a link to read the whole story:
Mary Ellis, who has owned Siberian huskies for 25 years, was
incensed when her insurer canceled its policy on her Bridgewater home
even though, she said, she had never filed a claim and her dogs had
never bitten anyone. Ellis was told by Commerce Insurance Company that
her five huskies, a breed described by the American Kennel Club as
Here's the article.