def email_domain_disposable(value):
    """
    Confirms that the email address is not using a disposable service.
    @param {str} value
    @returns {None}
    @raises AssertionError

    """

    domain = helpers.get_domain_from_email_address(value)
    if domain.lower() in disposable_domains:
        raise ValidationError(MESSAGE_USE_COMPANY_EMAIL)