FOLIO Top-Level Classes

Browse the highest level categories in the FOLIO ontology hierarchy

FOLIO is an open standard for legal concepts and knowledge.

About FOLIO

FOLIO is an open standard for legal concepts and knowledge, designed to make legal information more accessible and interoperable.

Explore the FOLIO Python Library to integrate FOLIO ontology into your applications.

These classes are direct subclasses of owl:Thing and represent the highest level categories in the FOLIO ontology.

Actor / Player

IRI: https://folio.openlegalstandard.org/R8CdMpOM0RmyrgCCvbpiLS0

A person who has a role in a legal matter (e.g., Buyer, Provider, Lawyer, Law Firm, Expert, Employer, Employee, Buyer, Seller, Lessor, Lessee, Debtor, Creditor, Payor, Payee, Landlord, Tenant).

6 subclasses View details →

Area of Law

IRI: https://folio.openlegalstandard.org/RSYBzf149Mi5KE0YtmpUmr

The practice area into which a legal matter or legal area of study falls (e.g., Criminal Law, Real Property Law, Mergers and Acquisitions Law, Personal and Family Law, Tax and Revenue Law).

31 subclasses View details →

Asset Type

IRI: https://folio.openlegalstandard.org/RCIwc6WJi6IT7xePURxsi4T

Type of resource that is owned or controlled by a person, business, or economic entity

4 subclasses View details →

Communication Modality

IRI: https://folio.openlegalstandard.org/R8qItBwG2pRMFhUq1HQEMnb

Entities' chosen communication method (e.g., written, email, telephone, portal), as well as time (e.g., synchronous, asynchronous).

3 subclasses View details →

Currency

IRI: https://folio.openlegalstandard.org/R767niCLQVC5zIcO5WDQMSl

A standardization of money that is used, circulated, or exchanged (e.g., banknotes, coins).

178 subclasses View details →

Data Format

IRI: https://folio.openlegalstandard.org/R79aItNTJQwHgR002wuX3iC

The data structure that gives the file its meaning; in the context of legal data, the format of the legal-data file (e.g., Microsoft Word Document, Adobe Acrobat PDF, Microsoft Excel file).

17 subclasses View details →

Document / Artifact

IRI: https://folio.openlegalstandard.org/RDt4vQCYDfY0R9fZ5FNnTbj

A written, drawn, presented, or memorialized representation of thought or expression, including evidence such as recordings and other artifacts.

7 subclasses View details →

Engagement Attributes

IRI: https://folio.openlegalstandard.org/R9kmGZf5FSmFdouXWQ1Nndm

Engagement Attributes are specific aspects that define the scope, nature, and terms of a legal service engagement, including both internally facing provisions for the legal services provider and externally facing terms for the legal services buyer. These attributes encompass the specifics of the legal services to be provided, the responsibilities of each party, and the financial arrangements.

14 subclasses View details →

Event

IRI: https://folio.openlegalstandard.org/R73hoH1RXYjBTYiGfolpsAF

A matter's events, as well as collections of those events (often noted as "phases").

14 subclasses View details →

Forums and Venues

IRI: https://folio.openlegalstandard.org/RBjHwNNG2ASVmasLFU42otk

Forums and Venues refer to organizational or governmental entities where proceedings occur, either as disputes or as transactions. For disputes, the term "Forum" describes the jurisdiction or court type, while "Venue" refers to the actual location, such as the courthouse, jurisdiction, or judicial district. For equities and securities, this category also includes Stock Exchanges.

3 subclasses View details →

Governmental Body

IRI: https://folio.openlegalstandard.org/RBQGborh1CfXanGZipDL0Qo

Administrative entities of government or state agency or appointed commission, as a permanent or semi-permanent governmental organization that oversees or administers specific governmental functions.

10 subclasses View details →

Language

IRI: https://folio.openlegalstandard.org/RDOvAHsvY8TKJ1O1orXPM9o

Written or spoken structured system of communication that consists of grammar and vocabulary; in the context of legal matters, the language of a document, artifact, evidence, testimony, proceeding, or any other legal aspect (e.g., English, Spanish, German, French, Russian, Chinese).

487 subclasses View details →

Legal Authorities

IRI: https://folio.openlegalstandard.org/RC1CZydjfH8oiM4W3rCkma3

Documents or publications that guide legal rights and obligations (e.g., caselaw, statutes, regulations, rules) or that can be cited as providing guidance on the law (e.g., secondary legal authorities).

14 subclasses View details →

Legal Entity

IRI: https://folio.openlegalstandard.org/R7L5eLIzH0CpOUE74uJvSjL

A person, company, organization, or other entity that has legal rights and obligations.

6 subclasses View details →

Location

IRI: https://folio.openlegalstandard.org/R9aSzp9cEiBCzObnP92jYFX

The name of a position on the Earth, usually in the context of continents, countries, and their political subdivisions (e.g., regions, states or provinces, cities, towns, villages).

8 subclasses View details →

Matter Narrative

IRI: https://folio.openlegalstandard.org/R7ReDY2v13rer1U8AyOj55L

A textual narrative of a matter's factual and legal details.

8 subclasses View details →

Objectives

IRI: https://folio.openlegalstandard.org/RlNFgB3TQfMzV26V4V7u4E

Specific aims, goals, arguments, plans, intentions, designs, purposes, schemes, etc. that are constructed by a party in a legal matter, and the legal or other professional frameworks that support their execution.

13 subclasses View details →

Service

IRI: https://folio.openlegalstandard.org/RDK1QEdQg1T8B5HQqMK2pZN

The legal work performed, usually by a Legal Services Provider, in the course of a legal matter.

5 subclasses View details →

Standards Compatibility

IRI: https://folio.openlegalstandard.org/RB4cFSLB4xvycDlKv73dOg6

Existing standards (e.g., UTBMS, LEDES, PACER) and their components' mappings (relationships) to their FOLIO counterparts.

5 subclasses View details →

Status

IRI: https://folio.openlegalstandard.org/Rx69EnEj3H3TpcgTfUSoYx

The state or condition of a proceeding, legal element, or legal matter (e.g., open, closed, canceled, expired).

3 subclasses View details →

System Identifiers

IRI: https://folio.openlegalstandard.org/R8EoZh39tWmXCkmP2Xzjl6E

Unique identifiers (e.g., IRIs, UUIDs, GUIDs) within the systems of stakeholders (e.g., vendors, sellers, buyers, courts).

4 subclasses View details →