CybroAddons/taxless_accounting/account_view.xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
    <data>
        <record id="make_visible" model="res.groups">
            <field name="name">Tax Visible</field>
        </record>
    </data>
    <data>
                         <!--customer invoice-->

        <record id="account_invoice_vinherit_form" model="ir.ui.view">
            <field name="name">tax.account.invoice.form</field>
            <field name="model">account.invoice</field>
            <field name="inherit_id" ref="account.invoice_form"/>
            <field name="arch" type="xml">
                <xpath expr="//field[@name='amount_tax']" position="attributes">
                         <attribute name="groups">taxless_accounting.make_visible</attribute>
                </xpath>
                <!--<label for="amount_tax" position="replace">-->
                <!--</label>-->
                <xpath expr="//label[@for='amount_tax']" position="attributes">
                         <attribute name="groups">taxless_accounting.make_visible</attribute>
                </xpath>
                <xpath expr="//field[@name='invoice_line']/tree/field[@name='invoice_line_tax_id']" position="attributes">
                         <attribute name="groups">taxless_accounting.make_visible</attribute>
                </xpath>
                <xpath expr="//field[@name='tax_line']" position="attributes">
                         <attribute name="groups">taxless_accounting.make_visible</attribute>
                </xpath>

            </field>
        </record>

                            <!--supplier invoice-->
        <record id="invoice_supplier_inherit_view" model="ir.ui.view">
            <field name="name">discount.account.invoice.form</field>
            <field name="model">account.invoice</field>
            <field name="inherit_id" ref="account.invoice_supplier_form"/>
            <field name="arch" type="xml">
                <xpath expr="//field[@name='invoice_line']/tree/field[@name='invoice_line_tax_id']" position="attributes">
                         <attribute name="groups">taxless_accounting.make_visible</attribute>
                </xpath>
                <!--<label for="amount_tax" position="replace">-->
                <!--</label>-->
                <xpath expr="//label[@for='amount_tax']" position="attributes">
                         <attribute name="groups">taxless_accounting.make_visible</attribute>
                </xpath>
                <xpath expr="//field[@name='tax_line']" position="attributes">
                         <attribute name="groups">taxless_accounting.make_visible</attribute>
                </xpath>
                <xpath expr="//field[@name='amount_tax']" position="attributes">
                         <attribute name="groups">taxless_accounting.make_visible</attribute>
                </xpath>

            </field>
        </record>
                        <!--account customer refund form-->
        <record id="account_invoice_refund_inherit_form" model="ir.ui.view">
            <field name="name">sale_account.invoice.form</field>
            <field name="model">account.invoice</field>
            <field name="inherit_id" ref="account.invoice_form"/>
            <field name="arch" type="xml">
               <xpath expr="//field[@name='invoice_line']/tree/field[@name='invoice_line_tax_id']" position="attributes">
                        <attribute name="groups">taxless_accounting.make_visible</attribute>
               </xpath>
               <xpath expr="//field[@name='amount_tax']" position="attributes">
                        <attribute name="groups">taxless_accounting.make_visible</attribute>
               </xpath>
            </field>
        </record>

                      <!--account supplier refund form-->
        <record id="account_invoice_refund_inherit_form" model="ir.ui.view">
            <field name="name">sale_account.invoice.form</field>
            <field name="model">account.invoice</field>
            <field name="inherit_id" ref="account.invoice_supplier_form"/>
            <field name="arch" type="xml">
               <xpath expr="//field[@name='invoice_line']/tree/field[@name='invoice_line_tax_id']" position="attributes">
                         <attribute name="groups">taxless_accounting.make_visible</attribute>
               </xpath>
               <xpath expr="//field[@name='amount_tax']" position="attributes">
                        <attribute name="groups">taxless_accounting.make_visible</attribute>
               </xpath>
               <xpath expr="//field[@name='tax_line']" position="attributes">
                         <attribute name="groups">taxless_accounting.make_visible</attribute>
               </xpath>
            </field>
        </record>


              <!--customer receipts-->

        <record id="customer_account_voucher_inherited_view" model="ir.ui.view">
                <field name="name">customer_account_voucher_inherit_view</field>
                <field name="model">account.voucher</field>
                <field name="inherit_id" ref="account_voucher.view_sale_receipt_form"/>
                <field name="arch" type="xml">
                    <xpath expr="//field[@name='tax_id']" position="attributes">
                        <attribute name="groups">taxless_accounting.make_visible</attribute>
                    </xpath>
                        <xpath expr="//field[@name='tax_amount']" position="attributes">
                        <attribute name="groups">taxless_accounting.make_visible</attribute>
                    </xpath>

                </field>
        </record>

                <!--supplier receipts-->

        <record id="supplier_account_voucher_inherited_view" model="ir.ui.view">
                <field name="name">supplier_account_voucher_inherit_view</field>
                <field name="model">account.voucher</field>
                <field name="inherit_id" ref="account_voucher.view_purchase_receipt_form"/>
                <field name="arch" type="xml">
                    <xpath expr="//field[@name='tax_id']" position="attributes">
                        <attribute name="groups">taxless_accounting.make_visible</attribute>
                    </xpath>
                    <xpath expr="//field[@name='tax_amount']" position="attributes">
                        <attribute name="groups">taxless_accounting.make_visible</attribute>
                    </xpath>

                </field>
        </record>

                  <!--journal entries-->
        <record id="account_move_inherited_view" model="ir.ui.view">
                <field name="name">account_move_voucher_inherit_view</field>
                <field name="model">account.move</field>
                <field name="inherit_id" ref="account.view_move_form"/>
                <field name="arch" type="xml">
                    <xpath expr="//field[@name='line_id']/tree/field[@name='tax_code_id']" position="attributes">
                        <attribute name="groups">taxless_accounting.make_visible</attribute>
                    </xpath>
                    <xpath expr="//field[@name='line_id']/tree/field[@name='tax_amount']" position="attributes">
                        <attribute name="groups">taxless_accounting.make_visible</attribute>
                    </xpath>
                </field>
        </record>

        <menuitem
            id="account.account_template_taxes"
            name="Taxes"
            parent="account.account_template_folder"
            groups="make_visible"
            sequence="2"/>
        <menuitem
            id="account.menu_tax_report"
            name="Taxes"
            groups="make_visible"
            parent="account.menu_finance_generic_reporting"
            sequence="3"/>
        <menuitem
            action="account.action_tax_form"
            id="account.menu_action_tax_form"
            parent="account.next_id_27"
            groups="make_visible"/>
        <menuitem
            name="Taxes Report"
            parent="account.menu_tax_report"
            groups="make_visible"
            action="account.action_account_vat_declaration"
            id="account.menu_account_vat_declaration"
            icon="STOCK_PRINT"/>
        <menuitem
            action="account.action_tax_code_list"
            id="account.menu_action_tax_code_list"
            parent="account.next_id_27"
            sequence="12"
            groups="make_visible"/>
        <menuitem
            icon="STOCK_INDENT"
            action="account.action_account_tax_chart"
            id="account.menu_action_tax_code_tree"
            parent="account.menu_finance_charts"
            groups="make_visible"
            sequence="12"/>
        <menuitem
            action="account.action_account_tax_template_form"
            id="account.menu_action_account_tax_template_form"
            parent="account.account_template_taxes"
            groups="make_visible"
            sequence="13"/>
        <menuitem
            action="account.action_account_tax_code_template_form"
            id="account.menu_action_account_tax_code_template_form"
            parent="account.account_template_taxes"
            groups="make_visible"
            sequence="14"/>
        <menuitem
            id="account.next_id_27"
            name="Taxes"
            parent="account.menu_finance_configuration"
            groups="make_visible"
            sequence="20"/>
        <menuitem
            action="account.action_account_fiscal_position_template_form"
            id="account.menu_action_account_fiscal_position_form_template"
            parent="account.account_template_taxes"
            groups="make_visible"
            sequence="20"/>
        <menuitem
            action="account.action_account_fiscal_position_form"
            id="account.menu_action_account_fiscal_position_form"
            parent="account.next_id_27"
            groups="make_visible"
            sequence="20"/>

    </data>
</openerp>