diff --git a/project_revenue_amount/__init__.py b/project_revenue_amount/__init__.py
new file mode 100644
index 0000000..c536983
--- /dev/null
+++ b/project_revenue_amount/__init__.py
@@ -0,0 +1,2 @@
+from . import models
+from . import wizard
\ No newline at end of file
diff --git a/project_revenue_amount/__manifest__.py b/project_revenue_amount/__manifest__.py
new file mode 100644
index 0000000..28aae7a
--- /dev/null
+++ b/project_revenue_amount/__manifest__.py
@@ -0,0 +1,17 @@
+{
+    'name': 'Project Revenue',
+    'version': '1.0.1',
+    'category': 'Project',
+    'author': 'SunArc Technologies',
+    'website': 'www.sunarctechnologies.com',
+    'license': 'LGPL-3',
+    'depends': ['base','hr','project'],
+    'data': [
+        'wizard/project_revenue_wizard.xml',
+        'security/ir.model.access.csv',
+        'views/custom_project.xml',
+    ],
+    'installable': True,
+    'auto_install': False,
+
+}
\ No newline at end of file
diff --git a/project_revenue_amount/models/__init__.py b/project_revenue_amount/models/__init__.py
new file mode 100644
index 0000000..c7262c0
--- /dev/null
+++ b/project_revenue_amount/models/__init__.py
@@ -0,0 +1 @@
+from . import custom_project
diff --git a/project_revenue_amount/models/custom_project.py b/project_revenue_amount/models/custom_project.py
new file mode 100644
index 0000000..365dbf4
--- /dev/null
+++ b/project_revenue_amount/models/custom_project.py
@@ -0,0 +1,34 @@
+from odoo import api, fields, models
+from odoo.exceptions import UserError, AccessError, ValidationError
+from datetime import datetime
+from dateutil import relativedelta
+
+
+class CustomProject(models.Model):
+    _inherit = 'project.project'
+
+    revenue_amount_lines = fields.One2many('project.revenue.lines' , 'project_id')
+
+
+
+
+
+
+class ProjectRevenueLines(models.Model):
+    _name = 'project.revenue.lines'
+
+
+    project_id  = fields.Many2one('project.project')
+    start_date = fields.Datetime(required=True)
+    end_date = fields.Datetime(compute='_compute_end_date',store=True)
+    fixed_amount = fields.Float()
+
+
+
+
+
+
+
+
+
+
diff --git a/project_revenue_amount/security/ir.model.access.csv b/project_revenue_amount/security/ir.model.access.csv
new file mode 100644
index 0000000..d3f1176
--- /dev/null
+++ b/project_revenue_amount/security/ir.model.access.csv
@@ -0,0 +1,3 @@
+id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
+access_project_revenue_lines,access.project.revenue.lines,model_project_revenue_lines,,1,1,1,0
+access_project_revenue_wizard,access.project.revenue.wizard,model_project_revenue_wizard,,1,1,1,0
diff --git a/project_revenue_amount/views/custom_project.xml b/project_revenue_amount/views/custom_project.xml
new file mode 100644
index 0000000..8d2f231
--- /dev/null
+++ b/project_revenue_amount/views/custom_project.xml
@@ -0,0 +1,23 @@
+<odoo>
+    <record id="view_edit_project_inherit_revenue" model="ir.ui.view">
+        <field name="name">	project.edit.project.inherit</field>
+        <field name="model">project.project</field>
+        <field name="inherit_id" ref="project.edit_project"/>
+        <field name="arch" type="xml">
+            <xpath expr="//page[@name='settings']" position="after">
+                <page name="project_revenue_amount" string="Fixed Amount">
+                    <button name="%(action_project_revenue_wizard)d" string="Add Revenue" type="action" class="oe_highlight"/>
+                    <field name="revenue_amount_lines" context="{'project_id' : active_id}" readonly="1">
+                        <tree editable="bottom">
+                            <field name="project_id" invisible="1"/>
+                            <field name="start_date"/>
+                            <field name="end_date"/>
+                            <field name="fixed_amount"/>
+                        </tree>
+                    </field>
+                </page>
+            </xpath>
+
+        </field>
+    </record>
+</odoo>
\ No newline at end of file
diff --git a/project_revenue_amount/wizard/__init__.py b/project_revenue_amount/wizard/__init__.py
new file mode 100644
index 0000000..07cd8de
--- /dev/null
+++ b/project_revenue_amount/wizard/__init__.py
@@ -0,0 +1 @@
+from . import project_revenue_wizard
diff --git a/project_revenue_amount/wizard/project_revenue_wizard.py b/project_revenue_amount/wizard/project_revenue_wizard.py
new file mode 100644
index 0000000..a2fbb57
--- /dev/null
+++ b/project_revenue_amount/wizard/project_revenue_wizard.py
@@ -0,0 +1,44 @@
+from odoo import api, fields, models
+from odoo.exceptions import UserError, AccessError, ValidationError
+from datetime import datetime
+from dateutil import relativedelta
+
+
+class CustomProjectWizard(models.TransientModel):
+    _name = 'project.revenue.wizard'
+
+    project_id = fields.Many2one('project.project')
+    start_date = fields.Datetime(required=True)
+    end_date = fields.Datetime(compute='_compute_end_date', store=True)
+    fixed_amount = fields.Float()
+
+    @api.depends('start_date')
+    def _compute_end_date(self):
+        for rec in self:
+            if rec.start_date:
+                rec.end_date = rec.start_date + relativedelta.relativedelta(months=1) - relativedelta.relativedelta(
+                    days=1)
+
+    def action_set_revenue_lines(self):
+        values = {
+            'project_id':self.project_id.id,
+            'start_date':self.start_date,
+            'end_date':self.end_date,
+            'fixed_amount':self.fixed_amount
+        }
+        res = self.env['project.revenue.lines'].create(values)
+        return res
+
+    @api.onchange('start_date')
+    def _onchange_start_date(self):
+        active_id = self._context.get('active_ids', [])
+        project_object = self.env['project.project'].search([('id', '=', active_id[0])])
+        records = self.env['project.revenue.lines'].sudo().search([('project_id', '=', project_object.id)])
+        if self.start_date:
+            if self.start_date.day != 1:
+                raise AccessError('Please select first date of month')
+            else:
+                self.project_id = project_object.id
+            for line in records:
+                if self.start_date >= line.start_date and self.start_date <= line.end_date:
+                    raise AccessError('Date already exist')
diff --git a/project_revenue_amount/wizard/project_revenue_wizard.xml b/project_revenue_amount/wizard/project_revenue_wizard.xml
new file mode 100644
index 0000000..559f8b4
--- /dev/null
+++ b/project_revenue_amount/wizard/project_revenue_wizard.xml
@@ -0,0 +1,30 @@
+<odoo>
+    <record id="view_edit_project_wizard_revenue" model="ir.ui.view">
+        <field name="name">	project.edit.project.inherit,wizard</field>
+        <field name="model">project.revenue.wizard</field>
+        <field name="arch" type="xml">
+            <form string="Project Revenue Wizard">
+                <group>
+                    <group>
+                        <field name="project_id" readonly="1"/>
+                        <field name="start_date"/>
+                        <field name="end_date"/>
+                        <field name="fixed_amount"/>
+                    </group>
+                </group>
+                <footer>
+                        <button string="OK" type="object" name="action_set_revenue_lines" class="btn-primary"/>
+                        <button string="Cancel" class="btn-default" special="cancel"/>
+                    </footer>
+            </form>
+        </field>
+    </record>
+
+    <record id="action_project_revenue_wizard" model="ir.actions.act_window">
+        <field name="name">Project Revenue wizard</field>
+        <field name="res_model">project.revenue.wizard</field>
+        <field name="view_id" ref="project_revenue_amount.view_edit_project_wizard_revenue"/>
+        <field name="target">new</field>
+        <field name="context">{ 'default_project_id': active_id, 'project_id': active_id } </field>
+    </record>
+</odoo>
\ No newline at end of file