> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://biasinvestors.crisp.help/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Insured Bonds

Municipal bonds that are covered by an insurance policy that will pay all interest and principal due should the issuer default. Major insurers include MBIAC, FSA, AMBAC, and FGIC.