IRS Tax Lien Research Datasets
Downloadable datasets for academic research, professional analysis, and business intelligence. All data is sourced from public records and updated regularly.
County-Level IRS Lien Dataset
Comprehensive county-level lien data across all 10 monitored states. Includes filing counts, average amounts, resolution rates, and year-over-year changes.
2024 State IRS Collection Data
Annual summary of IRS collection activity by state with detailed breakdowns of lien types, enforcement actions, and resolution outcomes.
IRS Lien Industry Metrics
Tax lien concentration by industry sector including construction, real estate, healthcare, trucking, and restaurants. Includes risk scores and trends.
IRS Notice Volume History
Five-year historical data on IRS notice volumes by type (CP14, CP503, CP504, CP2000, LT11) with seasonal patterns and forecasts.
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