Interactive:

Corporate Tax Returns and Audits Interactive Application
Individual Tax Returns and Audits Interactive Application

Corporate Returns:

Audit rates for largest corporations
Audits of "passthrough entities" (partnerships and S-corporations)
Audits of corporations
Corporate share of federal income tax collections

Individual Returns:

Individual Tax Returns and Audits Interactive Application
Growing importance of correspondence audits
Audits of individual income tax returns
IRS results in document matching and in finding math errors on returns

Collection Enforcement:

Levies, liens and seizure activity resuming
IRS delinquent return investigations