Reference
All data fields, sources, and alert types available across the Alefy platform.
Core Dataset
The primary authority layer for property identification and jurisdictional mapping.
| Field | Description |
|---|---|
APN (Assessor Parcel Number) | The primary alphanumeric identifier assigned by local jurisdictions for tax and land management. |
FIPS Jurisdiction Code | Federal Information Processing Standard code. A 5-digit sequence identifying the state and county. |
Standardized Address (USPS) | Fully parsed and normalized address structure (Street, Unit, City, State, Zip+4) optimized for geocoding accuracy. |
Legal Description Index | The verbatim legal text from recorded deeds, including Subdivision name, Lot/Block numbers, and Metes & Bounds references. |
Geographic Centroids | Highly accurate WGS84 coordinate pairs (Latitude/Longitude) for GIS integration. |
Structural Dataset
Architectural specifications, construction quality, and land utility metrics.
| Field | Description |
|---|---|
Universal Building SqFt | The standardized calculation of gross living area (GLA) vs. total building area. |
Chronological Age | Original 'Year Built' vs. 'Effective Year Built', the latter reflecting structural updates. |
Structural Composition | Technical breakdown of exterior wall materials, roofing systems, and foundational integrity. |
Internal Matrix | Granular count of primary rooms, bedrooms, and specialized bathroom tiers (Full, 3/4, Half). |
Zoning Hierarchy | Multi-layered zoning codes (e.g., R-3, C-2) mapped to standardized land-use descriptions. |
Financial Dataset
Official public valuations and historical tax liability records.
| Field | Description |
|---|---|
Assessed Land & Improvement | Dual-valuation tracking that isolates the value of the dirt from the structural improvements. |
Total Certified Value | The final valuation figure used by local municipalities to determine the annual property tax levy. |
Historical Tax Obligation | Chronological record of annual tax amounts billed, including ad valorem taxes. |
Statutory Exemptions | Active flags for tax-relief programs such as Homestead, Senior Citizen, or Veteran status. |
Legal & Default
End-to-end tracking of the non-performing loan (NPL) legal lifecycle.
| Field | Description |
|---|---|
Default Stage Indicator | Real-time status flags: Pre-Foreclosure, Auction-Pending, or Final Judgment. |
Notice Metadata | Recording dates, document types, and official book/page references for all foreclosure filings. |
Public Auction Spec | Scheduled sale date, timestamp, and physical/digital venue details for the upcoming sale. |
Auction Financial Baseline | The lender's Opening Bid vs. the Estimated Bank Value for situational analysis. |
Legal Case Number | Court-assigned case numbers and Trustee sale identifiers (TS#). |
Lien Intelligence
A comprehensive audit of the property's recorded debt and encumbrance hierarchy.
| Field | Description |
|---|---|
Lien Priority Positioning | Numerical ranking of debt seniority (Pos. 1, Pos. 2, etc.) to determine distribution of proceeds. |
Transaction Principal | Original loan amount, recording dates, and rate-type indicators found in the instrument. |
Lender & Grantee ID | Normalization of lender names and borrower names as stated on the recorded deed. |
Satisfaction Status | Live tracking of 'Deeds of Reconveyance' to identify open vs. closed debt. |
ARM Adjustable Terms | Detailed extraction of index types (SOFR), reset intervals, and rate caps. |
Lien Intelligence
Non-voluntary liens recorded against a subject property, reflecting financial or legal claims placed without the owner's consent.
| Field | Description |
|---|---|
Property HOA Liens | Liens recorded by a Homeowners Association due to unpaid HOA fees or assessments. |
Property Mechanics Liens | Liens filed by contractors or service providers for unpaid labor, materials, or services. |
Property Tax Liens | Liens imposed by taxing authorities as a result of unpaid property taxes. |
Entity Intelligence
Corporate & business entity metadata for ownership, legal exposure, and investment tracking.
| Field | Description |
|---|---|
Legal Business Name | The exact registered legal name as filed with the Secretary of State. |
DBA / Trade Names | Doing Business As names and trade names associated with the entity. |
SOS Registration Number | The unique state-assigned filing number used for tracking and cross-referencing. |
Entity Status | Indicates Good Standing, Active, Dissolved, Suspended, or other operational states. |
Entity Type | Classification of the business structure (LLC, Corporation, Partnership, etc.). |
EIN | Employer Identification Number for tax identity verification. |
Date of Incorporation | The official date the entity was recognized, incorporated, or formed. |
Registered Agent | The individual or firm designated to receive official notices and legal service of process. |
Operating Address | Registered and physical operating addresses on file. |
Officers & Directors | List of named officers, directors, and managers (CEO, CFO, Secretary, etc.) as filed. |
Beneficial Ownership | Beneficial owner details as available via public and state filings. |
UCC Filings | Uniform Commercial Code filings indicating liens on business assets — including secured party identification, collateral description, and filing status (Active / Terminated). |
Federal & State Tax Liens | Tax liens filed by federal and state authorities against the entity for unpaid obligations. |
Judgment Liens | Liens arising from court-ordered judgments recorded against the entity. |
Civil Litigation | Records of civil lawsuits filed against or by the entity, including the entity's role (Plaintiff / Defendant) and case status. |
Bankruptcy Filings | Bankruptcy proceedings including Chapter 7 (liquidation), Chapter 11 (reorganization), and Chapter 13 — with current status and filing dates. |
Coming Soon
More datasets being added to expand coverage and depth.
| Field | Description |
|---|---|
Code Violations | Municipal code enforcement violations filed against properties, including open and resolved cases. |
DOB Safety Violations | Department of Buildings safety violations recorded against a property, including severity level and resolution status. |
HPD Building Violations | Housing Preservation and Development violations covering housing maintenance and habitability issues. |
Municipal Liens | Liens filed by municipal authorities for unpaid fines, code violations, or other city-imposed charges. |
Crime Insights | Neighborhood safety and incident data. |
Weather & Disasters | Climate risk and FEMA disaster exposure. |
Environmental Hazards | EPA contamination and hazard zones. |
Alerts
Real-time notifications triggered when changes occur across your monitored portfolio.
| Category | Alert | Trigger |
|---|---|---|
| Ownership & Identity | Ownership Change | Property ownership is updated |
| Mailing Address Change | Owner mailing address is updated | |
| Tax & Government | Tax Amount Change | Property tax amount changes |
| Legal & Court | Judgment Recorded | A judgment is recorded against the property |
| Distress & Foreclosure | Pre-Foreclosure Notice | Pre-foreclosure notice is recorded |
| Auction Status Change | Property is scheduled for auction | |
| Transactions | Sale Recorded | A new property sale is recorded |
| Mortgages | New Mortgage Recorded | A new mortgage is recorded |
| Mortgage Released | Mortgage is fully released or paid off | |
| Partial Release Recorded | Partial mortgage release is recorded | |
| Mortgage Assigned | Mortgage is assigned to a new lender | |
| Loan Terms Updated | Mortgage loan terms change | |
| Lien Position Changed | Mortgage lien priority changes | |
| Mortgage Status Changed | Mortgage status is updated | |
| ARM Details Updated | Adjustable-rate terms are updated | |
| Additional Mortgage Detected | Additional or junior mortgage is detected | |
| Borrower / Principal Updated | Borrower or principal details change | |
| Involuntary Liens | HOA Lien Recorded | HOA lien recorded due to unpaid dues |
| Mechanics Lien Recorded | Contractor or service lien is recorded | |
| Tax Lien Recorded | Tax lien recorded by taxing authority | |
| Entity Intelligence | Entity Status Change | Entity status changes (e.g., Active → Dissolved or Suspended) |
| New Officer or Director Filed | A new officer, director, or manager is added to the entity record | |
| UCC Filing Recorded | A new UCC-1 financing statement is filed against the entity | |
| UCC Amendment Recorded | An existing UCC filing is amended or modified | |
| UCC Termination Recorded | A UCC filing is terminated or released | |
| Federal or State Tax Lien Filed | A federal or state tax lien is recorded against the entity | |
| Judgment Lien Recorded | A court-ordered judgment lien is recorded against the entity | |
| Civil Lawsuit Filed | A civil lawsuit is filed naming the entity as plaintiff or defendant | |
| Bankruptcy Filing Detected | A bankruptcy proceeding (Chapter 7, 11, or 13) is filed by or against the entity | |
| Coming Soon | Additional Data Sources | Code violations, DOB safety violations, HPD building violations, municipal liens, crime insights, weather risk, environmental hazards |
Alerts reflect detected data changes and risk indicators. They do not constitute legal, financial, or insurance advice.
