contract/agreement_sale_condition_base/views/res_partner.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
  <record model="ir.ui.view" id="partner_form">
    <field name="model">res.partner</field>
    <field name="inherit_id" ref="base.view_partner_form"/>
    <field name="arch" type="xml">
      <xpath expr="//page[@name='internal_notes']" position="before">
        <page name="agreement" string="Agreements">
          <group>
            <field name="default_agreement_type_id"/>
            <field name="customer_agreement_settings_id"
                   context="{'default_partner_id': id, 'default_is_customer_requirement': 1, 'default_code': ref, 'form_view_ref': 'agreement_sale_condition_base.customer_agreement_form'}"/>
          </group>
          <group groups='base.group_no_one'>
            <field name="customer_agreements" nolabel="1" />
          </group>
        </page>
      </xpath>
    </field>
  </record>
</odoo>