Document Understanding Modern Projects User Guide

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Last updated May 22, 2025

I9 - document type

Overview

Form I-9, officially the Employment Eligibility Verification, is a United States Citizenship and Immigration Services form and it is used to verify the identity and legal authorization to work of all paid employees in the United States.

The model can extract up to 67 fields that can me customized as per the business need.

Particularities

The model automatically detects data such as:

Employee First Name, Last Name, Middle Initial, Address, Date of Birth, SSN, Email, Phone,
Citizenship Status,
Employer or Authorized Representative Review and Verification: Document Title, Issuing Authority, Document Number, Expiration Date,
Reverification and Rehires: First Name, Last Name, Date of Rehire, Document Title, Document Number.

Extracted fields

Note: If you are using using public endpoints, such as https://du.uipath.com/ie/invoices, all fields are available. However, if you are using custom-trained extractors, the availability of extracted fields is dependant on the version you are currently using.

You can also check the list of fields and types on any endpoint in the /info/model object. To access this, simply add /info/model to any endpoint, like so: https://du.uipath.com/ie/invoices/info/model. For an enhanced reading experience of the fields list, it's recommended to install a JSON viewer extension in your browser.

Table 1. List of extracted fields for I9
Display Name	Field Name	Field Type	Content Type
Employee First Name	emp-first-name	regular	string
Employee Last Name	emp-last-name	regular	string
Employee Mid Initial	midd-initial	regular	string
Employee Other Last Name	emp-other-last-name	regular	string
Employee Address	emp-address	regular	string
Employee Apartment Number	apt-no	regular	id-no
Employee City or Town	emp-city	regular	string
Employee State	emp-state	regular	string
Employee ZIP Code	emp-zip-code	regular	id-no
Employee Date of Birth	emp-date-of-birth	regular	date
Employee Social Security Number	emp-ssn	regular	id-no
Employee Email	emp-email	regular	string
Employee Phone Number	emp-phone	regular	phone
Permanent Resident: Alien Registration Number	alien-reg-no	regular	id-no
Alien Authorized to Work: Alien Registration Number	alien-reg-no2	regular	id-no
Alien Authorized to Work Until	alien-auth-until-date	regular	date
I-94 Admission Number	i-94-admission-no	regular	id-no
Foreign Passport: Number	foreign-passport-no	regular	id-no
Foreign Passport: Country of Issuance	foreign-pass-country-iss	regular	string
Citizenship/ Immigration Status No.	emp-citizen-status-no	regular	number
List A First Document Title	a-doc-title-1	regular	string
List A First Issuing Authority	a-iss-auth-1	regular	string
List A First Document Number	a-doc-no-1	regular	id-no
List A First Document Expiration Date	a-doc-exp-date-1	regular	date
List A Second Document Title	a-doc-title-2	regular	string
List A Second Issuing Authority	a-iss-auth-2	regular	string
List A Second Document Number	a-doc-no-2	regular	id-no
List A Second Document Expiration Date	a-doc-exp-date-2	regular	date
List A Third Document Title	a-doc-title-3	regular	string
List A Third Issuing Authority	a-iss-auth-3	regular	string
List A Third Document Number	a-doc-no-3	regular	id-no
List A Third Document Expiration Date	a-doc-exp-date-3	regular	date
List B Document Title	b-doc-title	regular	string
List B Issuing Authority	b-iss-auth	regular	string
List B Document Number	b-doc-no	regular	id-no
List B Document Expiration Date	b-doc-exp-date	regular	date
List C Document Title	c-doc-title	regular	string
List C Issuing Authority	c-iss-auth	regular	string
List C Document Number	c-doc-no	regular	id-no
List C Document Expiration Date	c-doc-exp-date	regular	date
Section 2 Additional Information	additional-info	regular	string
Employee's First Day of Employment	emp-first-day	regular	date
Title of Employer or Representative	business-rep-title	regular	string
Last Name of Employer or Representative	business-rep-last-name	regular	string
First Name of Employer or Representative	business-rep-first-name	regular	string
Employer's Business or Organization Name	business-name	regular	string
Business or Organization Address	business-address	regular	string
Business or Organization City	business-city	regular	string
Business or Organization State	business-state	regular	string
Business or Organization ZIP Code	business-zip	regular	id-no
Employee New Last Name	emp-new-last-name	regular	string
Employee New First Name	emp-new-first-name	regular	string
Employee New Mid Initial	emp-new-midd-i	regular	string
Employee's Rehire Date	emp-rehire-date	regular	date
Grant of Employment Document Title	grant-of-emp-doc-title	regular	string
Grant of Employment Document Number	grant-of-emp-doc-no	regular	id-no
Grant of Employment Expiration Date	grant-of-emp-exp-date	regular	date
Employee Signature	emp-signature	regular	string
Employee Signature Date	emp-signature-date	regular	date
Employer/ Authorized Signature 1	business-rep-signature	regular	string
Employer/ Authorized Signature Date 1	business-rep-sign-date	regular	date
Employer/ Authorized Signature 2	business-rep-signature2	regular	string
Employer/ Authorized Signature Date 2	business-rep-sign-date-2	regular	date
Citizen of the United States	citizenship-status-1	regular	string
Noncitizen National of the United States	citizenship-status-2	regular	string
Lawful Permanent Resident	citizenship-status-3	regular	string
Alien Authorized to Work	citizenship-status-4	regular	string