Municipal Research 

Bond Insurance Companies
Ambac
CIFG
FGIC
FSA
MBIA
XLCA
Radian
ACA
Note: Some of these websites contain copies of ratings agency reports.

Disclosure
SEC List of NRMSIRs & SIDs
MSRB Material Events Cover Sheet
Government Finance Officers Association, Using a Website for Disclosure
Digital Assurance Certification (a compliance reporting system)
NFMA (Contains recommended Best Practices for creating official statements.)
Disclosure USA (Central Repository)

Rating Agencies
Fitch
Moody’s
Standard & Poor’s
Note: For full access to the above sites, a paid subscription is required.

Demographic Information
Census 2000 Profiles
School District Profiles
MuniNet

Associations
The Bond Market Association
National Federation of Municipal Analysts
National Association of Bond Lawyers
Women in Public Finance

Issuers
Illinois School Watch