diff --git a/addons/community_membership/__manifest__.py b/addons/community_membership/__manifest__.py
index d3d1c80..13f3d85 100644
--- a/addons/community_membership/__manifest__.py
+++ b/addons/community_membership/__manifest__.py
@@ -33,6 +33,8 @@ configuration record managed by the deployment layer.
         'security/membership_security.xml',
         'security/ir.model.access.csv',
         'data/ir_sequence.xml',
+        'data/mail_templates.xml',
+        'data/ir_cron.xml',
         'views/membership_tier_views.xml',
         'views/res_partner_views.xml',
         'views/res_config_settings_views.xml',
diff --git a/addons/community_membership/data/ir_cron.xml b/addons/community_membership/data/ir_cron.xml
new file mode 100644
index 0000000..0846f9a
--- /dev/null
+++ b/addons/community_membership/data/ir_cron.xml
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <data noupdate="1">
+        <record id="ir_cron_membership_renewals" model="ir.cron">
+            <field name="name">Membership: Process Renewals</field>
+            <field name="model_id" ref="base.model_res_partner"/>
+            <field name="state">code</field>
+            <field name="code">model._cron_process_membership_renewals()</field>
+            <field name="interval_number">1</field>
+            <field name="interval_type">days</field>
+            <field name="active" eval="True"/>
+        </record>
+    </data>
+</odoo>
diff --git a/addons/community_membership/data/mail_templates.xml b/addons/community_membership/data/mail_templates.xml
new file mode 100644
index 0000000..77f6f43
--- /dev/null
+++ b/addons/community_membership/data/mail_templates.xml
@@ -0,0 +1,69 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo>
+    <data noupdate="1">
+
+        <record id="mail_template_membership_renewal_upcoming" model="mail.template">
+            <field name="name">Membership: Renewal Upcoming</field>
+            <field name="model_id" ref="base.model_res_partner"/>
+            <field name="subject">{{ object.membership_org_name or 'Your organization' }} membership renewal reminder</field>
+            <field name="partner_to">{{ object.id }}</field>
+            <field name="lang">{{ object.lang }}</field>
+            <field name="auto_delete" eval="True"/>
+            <field name="body_html" type="html">
+<div style="margin: 0px; padding: 0px; font-size: 13px;">
+    <p>Dear <t t-out="object.name or ''">Member</t>,</p>
+    <p>
+        Your membership
+        <t t-if="object.membership_member_id">(<t t-out="object.membership_member_id"/>)</t>
+        with <t t-out="object.membership_org_name or 'us'"/> is due for renewal on
+        <t t-out="format_date(object.membership_expiry)"/>.
+    </p>
+    <p>No action is needed yet - this is an early reminder. You will receive another notice closer to the date.</p>
+</div>
+            </field>
+        </record>
+
+        <record id="mail_template_membership_renewal_due" model="mail.template">
+            <field name="name">Membership: Renewal Due</field>
+            <field name="model_id" ref="base.model_res_partner"/>
+            <field name="subject">{{ object.membership_org_name or 'Your organization' }} membership renewal is due</field>
+            <field name="partner_to">{{ object.id }}</field>
+            <field name="lang">{{ object.lang }}</field>
+            <field name="auto_delete" eval="True"/>
+            <field name="body_html" type="html">
+<div style="margin: 0px; padding: 0px; font-size: 13px;">
+    <p>Dear <t t-out="object.name or ''">Member</t>,</p>
+    <p>
+        Your membership
+        <t t-if="object.membership_member_id">(<t t-out="object.membership_member_id"/>)</t>
+        with <t t-out="object.membership_org_name or 'us'"/> expires on
+        <t t-out="format_date(object.membership_expiry)"/>.
+    </p>
+    <p>Please renew soon to keep your membership active and avoid a lapse in benefits.</p>
+</div>
+            </field>
+        </record>
+
+        <record id="mail_template_membership_expired" model="mail.template">
+            <field name="name">Membership: Expired</field>
+            <field name="model_id" ref="base.model_res_partner"/>
+            <field name="subject">Your {{ object.membership_org_name or 'organization' }} membership has expired</field>
+            <field name="partner_to">{{ object.id }}</field>
+            <field name="lang">{{ object.lang }}</field>
+            <field name="auto_delete" eval="True"/>
+            <field name="body_html" type="html">
+<div style="margin: 0px; padding: 0px; font-size: 13px;">
+    <p>Dear <t t-out="object.name or ''">Member</t>,</p>
+    <p>
+        Your membership
+        <t t-if="object.membership_member_id">(<t t-out="object.membership_member_id"/>)</t>
+        with <t t-out="object.membership_org_name or 'us'"/> expired on
+        <t t-out="format_date(object.membership_expiry)"/>.
+    </p>
+    <p>A renewal invoice has been prepared for you. Please get in touch to reactivate your membership.</p>
+</div>
+            </field>
+        </record>
+
+    </data>
+</odoo>
diff --git a/addons/community_membership/models/res_partner.py b/addons/community_membership/models/res_partner.py
index 3e28c3b..a0afcd1 100644
--- a/addons/community_membership/models/res_partner.py
+++ b/addons/community_membership/models/res_partner.py
@@ -4,6 +4,7 @@ from odoo import api, fields, models
 
 MEMBER_ID_SEQUENCE_CODE = 'community.membership.member_id'
 DEFAULT_MEMBER_ID_FORMAT = 'MEM-{year}-{seq}'
+DEFAULT_RENEWAL_OFFSETS = '30,14,7'
 
 
 class ResPartner(models.Model):
@@ -32,6 +33,12 @@ class ResPartner(models.Model):
     )
     is_volunteer = fields.Boolean(string='Volunteer')
     volunteer_hours = fields.Float(string='Volunteer Hours')
+    membership_org_name = fields.Char(compute='_compute_membership_org_name')
+
+    def _compute_membership_org_name(self):
+        org_name = self.env['ir.config_parameter'].sudo().get_param('community_membership.org_name') or ''
+        for partner in self:
+            partner.membership_org_name = org_name
 
     def action_activate_membership(self):
         """Transition to 'active', generating a member ID and expiry if needed."""
@@ -61,3 +68,67 @@ class ResPartner(models.Model):
             .replace('{year}', str(year))
             .replace('{seq}', seq_number)
         )
+
+    @api.model
+    def _get_renewal_offsets(self):
+        """Configured days-before-expiry reminder offsets, sorted descending."""
+        raw = self.env['ir.config_parameter'].sudo().get_param(
+            'community_membership.renewal_offsets', DEFAULT_RENEWAL_OFFSETS
+        )
+        offsets = []
+        for chunk in (raw or '').split(','):
+            chunk = chunk.strip()
+            if chunk.isdigit():
+                offsets.append(int(chunk))
+        return sorted(set(offsets), reverse=True) or [int(d) for d in DEFAULT_RENEWAL_OFFSETS.split(',')]
+
+    @api.model
+    def _cron_process_membership_renewals(self):
+        """Daily job: send renewal reminders, flip state at the final offset, expire past due."""
+        today = fields.Date.context_today(self)
+        offsets = self._get_renewal_offsets()
+        final_offset = min(offsets)
+
+        candidates = self.search([
+            ('membership_expiry', '!=', False),
+            ('membership_state', 'in', ['active', 'renewal_due']),
+        ])
+        for partner in candidates:
+            days_left = (partner.membership_expiry - today).days
+
+            if days_left < 0:
+                partner.write({'membership_state': 'expired'})
+                partner._send_membership_mail('community_membership.mail_template_membership_expired')
+                partner._create_renewal_invoice()
+                continue
+
+            if partner.membership_state == 'active' and days_left == final_offset:
+                partner.write({'membership_state': 'renewal_due'})
+                partner._send_membership_mail('community_membership.mail_template_membership_renewal_due')
+            elif partner.membership_state == 'active' and days_left in offsets:
+                partner._send_membership_mail('community_membership.mail_template_membership_renewal_upcoming')
+
+        return True
+
+    def _send_membership_mail(self, template_xmlid):
+        self.ensure_one()
+        template = self.env.ref(template_xmlid, raise_if_not_found=False)
+        if template:
+            template.send_mail(self.id, force_send=False)
+
+    def _create_renewal_invoice(self):
+        """Create a draft renewal invoice for the member's tier product, for admin review."""
+        self.ensure_one()
+        tier = self.membership_tier_id
+        if not tier or not tier.product_id:
+            return self.env['account.move']
+        return self.env['account.move'].create({
+            'move_type': 'out_invoice',
+            'partner_id': self.id,
+            'invoice_origin': 'Membership Renewal',
+            'invoice_line_ids': [(0, 0, {
+                'product_id': tier.product_id.id,
+                'quantity': 1,
+                'price_unit': tier.price,
+            })],
+        })
diff --git a/addons/community_membership/tests/__init__.py b/addons/community_membership/tests/__init__.py
index 4dad2bf..f68c4a3 100644
--- a/addons/community_membership/tests/__init__.py
+++ b/addons/community_membership/tests/__init__.py
@@ -1 +1,2 @@
 from . import test_membership
+from . import test_membership_renewal
diff --git a/addons/community_membership/tests/test_membership_renewal.py b/addons/community_membership/tests/test_membership_renewal.py
new file mode 100644
index 0000000..398eb21
--- /dev/null
+++ b/addons/community_membership/tests/test_membership_renewal.py
@@ -0,0 +1,77 @@
+from datetime import timedelta
+
+from odoo import fields
+from odoo.tests.common import TransactionCase, tagged
+
+
+@tagged('post_install', '-at_install')
+class TestMembershipRenewal(TransactionCase):
+
+    def setUp(self):
+        super().setUp()
+        self.env['ir.config_parameter'].sudo().set_param('community_membership.renewal_offsets', '30,14,7')
+        self.tier = self.env['community.membership.tier'].create({
+            'name': 'Individual',
+            'code': 'RENEW-IND',
+            'price': 50.0,
+            'period': 'annual',
+        })
+        self.partner = self.env['res.partner'].create({
+            'name': 'Renewal Tester',
+            'email': 'renewal.tester@example.com',
+            'membership_tier_id': self.tier.id,
+        })
+        self.partner.action_activate_membership()
+
+    def _set_days_to_expiry(self, days):
+        today = fields.Date.context_today(self.partner)
+        self.partner.membership_expiry = today + timedelta(days=days)
+
+    def test_reminder_sent_at_non_final_offset(self):
+        self._set_days_to_expiry(14)
+        mail_count_before = self.env['mail.mail'].search_count([])
+
+        self.env['res.partner']._cron_process_membership_renewals()
+
+        self.partner.invalidate_recordset()
+        self.assertEqual(self.partner.membership_state, 'active', "Non-final offset should not change state")
+        mail_count_after = self.env['mail.mail'].search_count([])
+        self.assertGreater(mail_count_after, mail_count_before, "A renewal_upcoming reminder should be queued")
+
+    def test_state_flips_to_renewal_due_at_final_offset(self):
+        self._set_days_to_expiry(7)
+        mail_count_before = self.env['mail.mail'].search_count([])
+
+        self.env['res.partner']._cron_process_membership_renewals()
+
+        self.partner.invalidate_recordset()
+        self.assertEqual(self.partner.membership_state, 'renewal_due')
+        mail_count_after = self.env['mail.mail'].search_count([])
+        self.assertGreater(mail_count_after, mail_count_before, "A renewal_due notice should be queued")
+
+    def test_expiry_creates_draft_invoice_and_sends_mail(self):
+        self._set_days_to_expiry(-1)
+        invoice_count_before = self.env['account.move'].search_count([
+            ('partner_id', '=', self.partner.id), ('move_type', '=', 'out_invoice'),
+        ])
+        mail_count_before = self.env['mail.mail'].search_count([])
+
+        self.env['res.partner']._cron_process_membership_renewals()
+
+        self.partner.invalidate_recordset()
+        self.assertEqual(self.partner.membership_state, 'expired')
+
+        invoices = self.env['account.move'].search([
+            ('partner_id', '=', self.partner.id), ('move_type', '=', 'out_invoice'),
+        ])
+        self.assertEqual(len(invoices), invoice_count_before + 1)
+        self.assertEqual(invoices[-1].state, 'draft', "Renewal invoice should be left as draft for review")
+
+        mail_count_after = self.env['mail.mail'].search_count([])
+        self.assertGreater(mail_count_after, mail_count_before, "An expiry notice should be queued")
+
+    def test_no_action_outside_offsets(self):
+        self._set_days_to_expiry(20)
+        self.env['res.partner']._cron_process_membership_renewals()
+        self.partner.invalidate_recordset()
+        self.assertEqual(self.partner.membership_state, 'active')