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Application parameters

Certn API parameters for how to request checks, collect information and generate reports.
This article lists all the parameters available when making PUT or POST calls to the /applicants endpoints.
Invite an applicant
Provide the applicant's email address, along with the appropriate Request flags. All other parameters are optional.
Run a quick screen
Provide the required parameters for each of your checks, along with the appropriate Request flags. Find the required parameters for specific checks in their page under Run a check.
An asterisk (*) next to a parameter name indicates that it's a required parameter within that object. The API will throw an error if the object is present but the parameter is missing.

Main parameters

Parameter
Type
Note
tag
string
Group related applications by tag
email
string
phone_number
object (Phone Number)
information
object (Information)

Parameter objects

Address

Parameter
Type
Note
address
string
unit
string
city *
string
province_state *
string
country *
string
postal_code *
string
rent_or_own
string <enum>
R, O, S
Rent, Own, Staying with friends or family
cost
number
Monthly payment (rent, mortgage, etc.)
start_date
string <date>
end_date
string <date> nullable
certn_verification
string <enum>
verification_notes
string
Notes supplementing the certn_verification field results
address_reference

Address Reference

Parameter
Type
Note
email
object (Email)
phone_number
object (PhoneNumber)
name
object (Name)

Base Address

Parameter
Type
Note
address
string
unit
string
city *
string
province_state *
string
country *
string
postal_code
string

Conviction

Parameter
Type
Note
offence *
string
Conviction code in the Criminal Code of Canada
date_of_sentence *
string <date>
Conviction date YYYY-MM-DD
court_location *
string
Sentencing court as city, province, country
description *
string
Description of the offense

Credential

Parameter
Type
Note
date_of_certification *
string <date>
YYYY-MM-DD
certification *
string
Certification title
institution *
string
description *
string
Description of the certification
current *
boolean
Currently (in the process of) obtaining it: TRUE
Already obtained: FALSE
highest_level
string
Determine the highest level for Certn to verify Use with credential_verification_level: HIGHEST

Degree

Parameter
Type
Note
degree
string <date>
verified
boolean <date> nullable

Education

Parameter
Type
Note
institution *
string
degree *
object (Degree)
current *
boolean
Currently (in the process of) obtaining it: TRUE Already obtained: FALSE
start_date *
string <date>
YYYY-MM-DD
end_date *
string <date> nullable
YYYY-MM-DD Not required if current = TRUE
highest_level
string
Determine the highest level for Certn to verify Use with education_verification_level: HIGHEST
specializations *
address *
object (Base Address)

Education verification notes

Parameter
Type
Note
certn_verification
string <enum>
verification_notes
string
Notes supplementing the certn_verification field results

Employer

Parameter
Type
Note
company_name *
string
position *
string
income
number
pay_period
string <enum>
PER_HOUR, PER_MONTH, PER_YEAR, BIWEEKLY, BIMONTHLY
Default: PER_YEAR
start_date
string <date>
end_date
string <date> nullable
contact_first_name
string
First name of the employer reference Used for reference checks
contact_last_name
string
Last name of the employer reference Used for reference checks
contact_position
string
Position of the employer reference Used for reference checks
contact_email
string
Email for the employer reference Used for reference checks
contact_phone
string
Phone number for the employer reference Used for reference checks
can_contact
boolean
Can Certn contact this reference? Used for reference checks

Employer verification notes

Parameter
Type
Note
certn_verification
string <enum>
verification_notes
string
Notes supplementing the certn_verification field results

Employer References

Parameter
Type
Note
company_name *
string
Company of the employer reference
position *
string
The position of the applicant when they worked for the company
start_date *
string <date>
YYYY-MM-DD
end_date
string <date>
YYYY-MM-DD (optional)
first_name *
string
Reference's first name
last_name *
string
Reference's last name
reference_job_title *
string
The position held by the reference at the company
relationship *
string
Relationship between the reference and the applicant.
ex. supervisor, manager, etc.
email *
string
The reference's email address.
Required for email references.
phone_number
string
The reference's phone number.
Required for phone references.

Email

Parameter
Type
Note
address
string
Required for email references

Enhanced Identity Verification

Parameter
Type
Note
id_country *
string
id_type *
string <enum>
PASSPORT, DRIVING_LICENSE, ID_CARD, VISA
face_image *
string
Base64 encoded selfie. Accepts JPEG or PNG.
Size: <10MB
Sides: <8000 pixels per side longest >300 pixels
id_frontside_image *
string
Base64 encoded image of the ID's front.
Accepts JPEG or PNG.
Size: <10MB
Sides: <8000 pixels per side, longest >300 pixels
id_backside_image
string
Base64 encoded image of the ID's back.
Accepts JPEG or PNG.
Size: <10MB
Sides: <8000 pixels per side, longest >300 pixels

Information

Parameter
Type
Note
first_name *
string
middle_name
string
last_name *
string
last_name_at_birth
string
former_names
string
alias
string
date_of_birth *
string <date>
YYYY-MM-DD
phone_number
string
Non-numerical characters will be removed
sin_ssn
string
Social Insurance Number / Social Security Number
gender
string <enum>
birth_city
string
birth_province_state
string
birth_other_province_state
string
Province or state if outside Canada or US
birth_country
string
license_number
string
license_valid
boolean
license_province_state
string
license_other_country
boolean nullable
Is the license from the same country as the applicant's residential country?
license_type
string <enum>
CA, US, INTERNATIONAL, NONE
cover_letter
string
addresses *
Array of object (Address)
employers
Array of object (Employer)
educations
Array of object (Education)
credentials
Array of object (Credential)
convictions
Array of object (Conviction)

Name

Parameter
Type
Note
first_name *
string
middle_name
string
last_name *
string

Phone Number

Parameter
Type
Note
phone_type
string <enum>
NONE, WORK, HOME, CELL, OTHER
number
string
country
string

Specialization

Parameter
Type
Note
specialization
string
Name of the specialization