diff --git a/ext/custom-addons/dp_custom/__manifest__.py b/ext/custom-addons/dp_custom/__manifest__.py
index 896995ef..8eadd909 100644
--- a/ext/custom-addons/dp_custom/__manifest__.py
+++ b/ext/custom-addons/dp_custom/__manifest__.py
@@ -54,6 +54,7 @@
         'data/product_data.xml',
         'data/tz_tax_data.xml',
         'data/cron_job.xml',
+        'views/dp_template.xml',
         'views/dp_custom_views.xml',
         'views/res_line_views.xml',
         'views/res_partner_views.xml',
diff --git a/ext/custom-addons/dp_custom/models/sale.py b/ext/custom-addons/dp_custom/models/sale.py
index f884f304..166c7eec 100644
--- a/ext/custom-addons/dp_custom/models/sale.py
+++ b/ext/custom-addons/dp_custom/models/sale.py
@@ -27,6 +27,8 @@ from odoo.tools import DEFAULT_SERVER_DATETIME_FORMAT
 from odoo.tools import float_compare
 from odoo.tools import float_is_zero
 
+from dateutil.relativedelta import relativedelta
+import dateutil.parser
 
 class SaleOrder(models.Model):
     _name = 'sale.order'
@@ -71,6 +73,10 @@ class SaleOrder(models.Model):
     order_type = fields.Selection(ORDER_TYPES, string='Auftragsart', default='M')
     clerk_id = fields.Many2one('res.users', string='Sachbearbeiter', domain=[('clerk_name', '!=', '')])
     desired_delivery_date = fields.Date(string='Wunschlieferdatum')
+    delivery_date_warning = fields.Boolean(compute='_compute_dlv_date_warn', store=False)
+    warn_vat_date = fields.Boolean(compute='_get_vat_warn_date', store=False, default=False)
+    date_vat_check = fields.Date(related='partner_invoice_id.date_vat_check')
+    vat = fields.Char(related='partner_invoice_id.vat')
 
 #    pg9_call = fields.Char(string='PG9-Auftrag', compute='_pg9_call', store=False)
     pg9_call_D = fields.Char(string='PG9-Auftrag_D', compute='_pg9_call', store=False)
@@ -79,6 +85,30 @@ class SaleOrder(models.Model):
     pg9_complete = fields.Boolean(string='PG9-Komplett', compute='_compute_positions', store=False, default=False)
 #    partner_flash = fields.Char(store=False)
 
+    @api.multi
+    def _get_vat_warn_date(self):
+        for record in self:
+            if record.partner_invoice_id.date_vat_check:
+                date_today = fields.Date.from_string(fields.Date.context_today(self))
+                warn_date = date_today - relativedelta(months=+3)
+                try:
+                    check_date = dateutil.parser.parse(record.date_vat_check).date()
+                except:
+                    check_date = date_today - relativedelta(months=+36)
+                if check_date < warn_date:
+                    record.warn_vat_date = True
+                else:
+                    record.warn_vat_date = False
+            else:
+                record.warn_vat_date = True
+
+    @api.multi
+    def _compute_dlv_date_warn(self):
+        for record in self:
+            record.delivery_date_warning = False
+            if record.desired_delivery_date > record.delivery_date:
+                record.delivery_date_warning = True
+
     @api.multi
     def _reset_sequence(self):
         for rec in self:
diff --git a/ext/custom-addons/dp_custom/static/src/less/special_effects.less b/ext/custom-addons/dp_custom/static/src/less/special_effects.less
new file mode 100644
index 00000000..eb363c88
--- /dev/null
+++ b/ext/custom-addons/dp_custom/static/src/less/special_effects.less
@@ -0,0 +1,17 @@
+.oe_highlight_blink {
+    .animation-blink(blink, rgb(0,0,255) + 200, rgb(0,0,255), );
+    &.urgent {
+        .animation-blink(urgent, rgb(0,255,0), rgb(0,255,0) + 200);
+    }
+}
+
+.animation-blink(@name_, @color1, @color2, @color3: red, @time: .5s) {
+
+    @name: ~"animation-blink-@{name_}";
+    animation: @name @time ease-in-out infinite alternate;
+
+    @keyframes @name {
+        0% {color: @color1 ; background-color: transparent}
+        to {color: @color2 ; background-color: @color3}
+    }
+}
diff --git a/ext/custom-addons/dp_custom/views/dp_template.xml b/ext/custom-addons/dp_custom/views/dp_template.xml
new file mode 100644
index 00000000..4b74e23a
--- /dev/null
+++ b/ext/custom-addons/dp_custom/views/dp_template.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <template id="assets_backend" name="dp assets" inherit_id="web.assets_backend">
+        <xpath expr="." position="inside">
+            <link rel="stylesheet" type="text/less" href="/dp_custom/static/src/less/special_effects.less"/>
+        </xpath>
+    </template>
+</odoo>
diff --git a/ext/custom-addons/dp_custom/views/sale_views.xml b/ext/custom-addons/dp_custom/views/sale_views.xml
index 9ec9ce8e..e7b82744 100644
--- a/ext/custom-addons/dp_custom/views/sale_views.xml
+++ b/ext/custom-addons/dp_custom/views/sale_views.xml
@@ -18,10 +18,16 @@
             </xpath>
             <field name="partner_id" position="before">
                 <field name="partner_flash" string="Flash: " class="oe_highlight" attrs="{'invisible':[('partner_flash','=',False)]}"/>
+                <field name="warn_vat_date" attrs="{'invisible':True}"/>
+                <field name="vat" attrs="{'invisible':True}"/>
+                <field name="date_vat_check" attrs="{'readonly':True,'invisible':['|','|',('warn_vat_date','=',False),('vat','=',False),('vat','=','')]}"
+                       style="padding-left:30px;padding-right:30px;background-color:red;"/>
                 <div class="oe_clear"/>
             </field>
             <field name="delivery_date" position="before">
-                <field name="desired_delivery_date" position="before" class="oe_highlight" attrs="{'readonly':True, 'invisible':[('desired_delivery_date','=',False)]}"/>
+                <field name="delivery_date_warning" position="before" attrs="{'readonly':True, 'invisible':True}"/>
+                <field name="desired_delivery_date" position="before" class="oe_highlight_blink urgent" attrs="{'readonly':True, 'invisible':['|',('desired_delivery_date','=',False),('delivery_date_warning','=',False)]}"/>
+                <field name="desired_delivery_date" position="before" attrs="{'readonly':True, 'invisible':['|',('desired_delivery_date','=',False),('delivery_date_warning','!=',False)]}"/>
             </field>
             <field name="client_order_ref" position="replace"/>
             <field name="origin" position="replace"/>