diff --git a/addons/mcs_simple_payroll/__init__.py b/addons/mcs_simple_payroll/__init__.py
index 52539e8..efce4ad 100644
--- a/addons/mcs_simple_payroll/__init__.py
+++ b/addons/mcs_simple_payroll/__init__.py
@@ -1,2 +1,3 @@
+from . import models
 from . import hooks
 from .hooks import post_init_hook
diff --git a/addons/mcs_simple_payroll/__manifest__.py b/addons/mcs_simple_payroll/__manifest__.py
index 8e4d662..0ab6a60 100644
--- a/addons/mcs_simple_payroll/__manifest__.py
+++ b/addons/mcs_simple_payroll/__manifest__.py
@@ -7,6 +7,8 @@
     "license": "LGPL-3",
     "depends": ["payroll"],
     "data": [
+        "views/hr_contract_views.xml",
+        "reports/salary_revision_letter.xml",
         "views/hr_payslip_views.xml",
     ],
     "post_init_hook": "post_init_hook",
diff --git a/addons/mcs_simple_payroll/models/__init__.py b/addons/mcs_simple_payroll/models/__init__.py
new file mode 100644
index 0000000..b07b789
--- /dev/null
+++ b/addons/mcs_simple_payroll/models/__init__.py
@@ -0,0 +1 @@
+from . import hr_contract
diff --git a/addons/mcs_simple_payroll/models/hr_contract.py b/addons/mcs_simple_payroll/models/hr_contract.py
new file mode 100644
index 0000000..a5ccafa
--- /dev/null
+++ b/addons/mcs_simple_payroll/models/hr_contract.py
@@ -0,0 +1,60 @@
+from odoo import fields, models
+
+
+class HrContract(models.Model):
+    _inherit = "hr.contract"
+
+    mcs_salary_revision_state = fields.Selection(
+        [
+            ("draft", "Draft"),
+            ("sent", "Sent"),
+            ("signed", "Signed"),
+            ("archived", "Archived"),
+        ],
+        string="Salary Letter Status",
+        default="draft",
+        tracking=True,
+    )
+    mcs_salary_revision_sent_date = fields.Date(
+        string="Letter Sent Date", tracking=True
+    )
+    mcs_salary_revision_signed_date = fields.Date(
+        string="Letter Signed Date", tracking=True
+    )
+    mcs_salary_revision_notes = fields.Text(string="Salary Revision Notes")
+
+    def action_mcs_generate_salary_revision_letter(self):
+        today = fields.Date.context_today(self)
+        for contract in self:
+            if contract.mcs_salary_revision_state == "draft":
+                contract.write(
+                    {
+                        "mcs_salary_revision_state": "sent",
+                        "mcs_salary_revision_sent_date": today,
+                    }
+                )
+        return self.env.ref(
+            "mcs_simple_payroll.action_report_salary_revision_letter"
+        ).report_action(self)
+
+    def action_mcs_mark_salary_letter_sent(self):
+        self.write(
+            {
+                "mcs_salary_revision_state": "sent",
+                "mcs_salary_revision_sent_date": fields.Date.context_today(self),
+            }
+        )
+        return True
+
+    def action_mcs_mark_salary_letter_signed(self):
+        self.write(
+            {
+                "mcs_salary_revision_state": "signed",
+                "mcs_salary_revision_signed_date": fields.Date.context_today(self),
+            }
+        )
+        return True
+
+    def action_mcs_archive_salary_letter(self):
+        self.write({"mcs_salary_revision_state": "archived"})
+        return True
diff --git a/addons/mcs_simple_payroll/reports/salary_revision_letter.xml b/addons/mcs_simple_payroll/reports/salary_revision_letter.xml
new file mode 100644
index 0000000..c454c00
--- /dev/null
+++ b/addons/mcs_simple_payroll/reports/salary_revision_letter.xml
@@ -0,0 +1,80 @@
+<odoo>
+    <record id="action_report_salary_revision_letter" model="ir.actions.report">
+        <field name="name">Salary Revision Letter</field>
+        <field name="model">hr.contract</field>
+        <field name="report_type">qweb-pdf</field>
+        <field name="report_name">mcs_simple_payroll.report_salary_revision_letter</field>
+        <field name="report_file">mcs_simple_payroll.report_salary_revision_letter</field>
+        <field name="binding_model_id" ref="hr_contract.model_hr_contract"/>
+        <field name="binding_type">report</field>
+        <field name="attachment_use">True</field>
+        <field name="attachment">'Salary Revision Letter - %s - %s' % (object.employee_id.name, object.date_start)</field>
+        <field name="print_report_name">'Salary Revision Letter - %s - %s' % (object.employee_id.name, object.date_start)</field>
+    </record>
+
+    <template id="report_salary_revision_letter">
+        <t t-call="web.html_container">
+            <t t-foreach="docs" t-as="o">
+                <t t-call="web.external_layout">
+                    <div class="page">
+                        <h2>Salary Revision Letter</h2>
+                        <p>
+                            <strong>Date:</strong>
+                            <span t-field="o.mcs_salary_revision_sent_date"/>
+                        </p>
+                        <p>
+                            <strong>Employee:</strong>
+                            <span t-field="o.employee_id.name"/>
+                        </p>
+                        <p>
+                            <strong>Designation:</strong>
+                            <span t-field="o.employee_id.job_title"/>
+                        </p>
+                        <p>
+                            <strong>Company:</strong>
+                            <span t-field="o.company_id.name"/>
+                        </p>
+
+                        <p>Dear <span t-field="o.employee_id.name"/>,</p>
+
+                        <p>
+                            This letter confirms the revision of your monthly salary to
+                            <strong>
+                                <span t-esc="o.wage" t-options='{"widget": "monetary", "display_currency": o.currency_id}'/>
+                            </strong>,
+                            effective
+                            <strong><span t-field="o.date_start"/></strong>.
+                        </p>
+
+                        <p>
+                            This salary will be processed through the MCS Simple Monthly Payroll structure.
+                            No statutory tax, PF, ESI, or similar deductions are applied in this structure unless
+                            the company separately registers for those obligations or is legally required to apply them.
+                        </p>
+
+                        <p>
+                            All other employment terms remain unchanged unless separately communicated in writing.
+                        </p>
+
+                        <p>
+                            Please acknowledge acceptance by signing below.
+                        </p>
+
+                        <table class="table table-sm mt-5">
+                            <tr>
+                                <td style="width: 50%; padding-top: 60px;">
+                                    <strong>For <span t-field="o.company_id.name"/></strong><br/>
+                                    Authorized Signatory
+                                </td>
+                                <td style="width: 50%; padding-top: 60px;">
+                                    <strong>Employee Acceptance</strong><br/>
+                                    <span t-field="o.employee_id.name"/>
+                                </td>
+                            </tr>
+                        </table>
+                    </div>
+                </t>
+            </t>
+        </t>
+    </template>
+</odoo>
diff --git a/addons/mcs_simple_payroll/views/hr_contract_views.xml b/addons/mcs_simple_payroll/views/hr_contract_views.xml
new file mode 100644
index 0000000..ad701b6
--- /dev/null
+++ b/addons/mcs_simple_payroll/views/hr_contract_views.xml
@@ -0,0 +1,20 @@
+<odoo>
+    <record id="view_hr_contract_form_mcs_salary_revision" model="ir.ui.view">
+        <field name="name">hr.contract.form.mcs.salary.revision</field>
+        <field name="model">hr.contract</field>
+        <field name="inherit_id" ref="payroll.hr_contract_view_form"/>
+        <field name="arch" type="xml">
+            <xpath expr="//header" position="inside">
+                <button name="action_mcs_generate_salary_revision_letter" type="object" string="Generate Salary Letter" class="btn-primary"/>
+                <button name="action_mcs_mark_salary_letter_signed" type="object" string="Mark Signed" invisible="mcs_salary_revision_state == 'signed'"/>
+                <button name="action_mcs_archive_salary_letter" type="object" string="Archive Letter" invisible="mcs_salary_revision_state == 'archived'"/>
+            </xpath>
+            <xpath expr="//group[@name='salary']" position="inside">
+                <field name="mcs_salary_revision_state" widget="statusbar" statusbar_visible="draft,sent,signed,archived"/>
+                <field name="mcs_salary_revision_sent_date"/>
+                <field name="mcs_salary_revision_signed_date"/>
+                <field name="mcs_salary_revision_notes" placeholder="Internal notes for salary revision letter."/>
+            </xpath>
+        </field>
+    </record>
+</odoo>