diff --git a/packages/features/ee/billing/repository/proration/MonthlyProrationRepository.ts b/packages/features/ee/billing/repository/proration/MonthlyProrationRepository.ts
index 85a5a86a5f..2697d7eee5 100644
--- a/packages/features/ee/billing/repository/proration/MonthlyProrationRepository.ts
+++ b/packages/features/ee/billing/repository/proration/MonthlyProrationRepository.ts
@@ -47,6 +47,7 @@ export class MonthlyProrationRepository {
     additionalData?: {
       invoiceItemId?: string;
       invoiceId?: string;
+      invoiceUrl?: string;
       chargedAt?: Date;
       failedAt?: Date;
       failureReason?: string;
diff --git a/packages/features/ee/billing/service/billingProvider/IBillingProviderService.ts b/packages/features/ee/billing/service/billingProvider/IBillingProviderService.ts
index 8d9c1dca17..ed665771d3 100644
--- a/packages/features/ee/billing/service/billingProvider/IBillingProviderService.ts
+++ b/packages/features/ee/billing/service/billingProvider/IBillingProviderService.ts
@@ -90,7 +90,7 @@ export interface IBillingProviderService {
     metadata?: Record<string, string>;
   }): Promise<{ invoiceId: string }>;
 
-  finalizeInvoice(invoiceId: string): Promise<void>;
+  finalizeInvoice(invoiceId: string): Promise<{ invoiceUrl: string | null }>;
 
   voidInvoice(invoiceId: string): Promise<void>;
 
diff --git a/packages/features/ee/billing/service/billingProvider/StripeBillingService.ts b/packages/features/ee/billing/service/billingProvider/StripeBillingService.ts
index f36597ab98..02f26dd9af 100644
--- a/packages/features/ee/billing/service/billingProvider/StripeBillingService.ts
+++ b/packages/features/ee/billing/service/billingProvider/StripeBillingService.ts
@@ -292,7 +292,8 @@ export class StripeBillingService implements IBillingProviderService {
   }
 
   async finalizeInvoice(invoiceId: string) {
-    await this.stripe.invoices.finalizeInvoice(invoiceId);
+    const invoice = await this.stripe.invoices.finalizeInvoice(invoiceId);
+    return { invoiceUrl: invoice.hosted_invoice_url ?? null };
   }
 
   async voidInvoice(invoiceId: string) {
diff --git a/packages/features/ee/billing/service/dueInvoice/cleanup-proration-test.ts b/packages/features/ee/billing/service/dueInvoice/cleanup-proration-test.ts
new file mode 100644
index 0000000000..2b83ef6958
--- /dev/null
+++ b/packages/features/ee/billing/service/dueInvoice/cleanup-proration-test.ts
@@ -0,0 +1,212 @@
+#!/usr/bin/env npx tsx
+/**
+ * Cleanup script for proration test data
+ *
+ * Usage:
+ *   npx tsx packages/features/ee/billing/service/dueInvoice/cleanup-proration-test.ts
+ *
+ * Options:
+ *   --skip-stripe    Skip Stripe API cleanup
+ */
+
+import { config } from "dotenv";
+import { resolve } from "node:path";
+
+// Load environment variables from .env file
+config({ path: resolve(process.cwd(), ".env") });
+
+import Stripe from "stripe";
+
+import { prisma } from "@calcom/prisma";
+
+const SKIP_STRIPE = process.argv.includes("--skip-stripe");
+
+function getStripeClient(): Stripe | null {
+  if (SKIP_STRIPE) {
+    console.log("Skipping Stripe cleanup (--skip-stripe flag)");
+    return null;
+  }
+
+  if (!process.env.STRIPE_PRIVATE_KEY) {
+    console.log("STRIPE_PRIVATE_KEY not set, skipping Stripe cleanup");
+    return null;
+  }
+
+  return new Stripe(process.env.STRIPE_PRIVATE_KEY, {
+    apiVersion: "2020-08-27",
+  });
+}
+
+async function cleanupStripeResources(stripe: Stripe) {
+  console.log("\nCleaning up Stripe resources...");
+
+  // Find and delete test customers by email
+  const customers = await stripe.customers.list({
+    limit: 100,
+    email: "proration-admin@example.com",
+  });
+
+  for (const customer of customers.data) {
+    try {
+      // Cancel all subscriptions first
+      const subscriptions = await stripe.subscriptions.list({
+        customer: customer.id,
+        status: "all",
+      });
+
+      for (const sub of subscriptions.data) {
+        if (sub.status !== "canceled") {
+          await stripe.subscriptions.cancel(sub.id);
+          console.log(`  Cancelled subscription: ${sub.id}`);
+        }
+      }
+
+      // Void any open invoices
+      const invoices = await stripe.invoices.list({
+        customer: customer.id,
+        status: "open",
+      });
+
+      for (const invoice of invoices.data) {
+        try {
+          await stripe.invoices.voidInvoice(invoice.id);
+          console.log(`  Voided invoice: ${invoice.id}`);
+        } catch {
+          console.log(`  Could not void invoice ${invoice.id}`);
+        }
+      }
+
+      // Delete the customer
+      await stripe.customers.del(customer.id);
+      console.log(`  Deleted customer: ${customer.id}`);
+    } catch (error) {
+      console.log(`  Error cleaning up customer ${customer.id}:`, error);
+    }
+  }
+
+  // Archive test products
+  const products = await stripe.products.list({ limit: 100 });
+
+  for (const product of products.data) {
+    if (product.name.startsWith("Proration Test") && product.active) {
+      try {
+        await stripe.products.update(product.id, { active: false });
+        console.log(`  Archived product: ${product.id}`);
+      } catch {
+        console.log(`  Could not archive product ${product.id}`);
+      }
+    }
+  }
+
+  console.log("Stripe cleanup complete");
+}
+
+async function cleanupDatabaseResources() {
+  console.log("\nCleaning up database resources...");
+
+  // Find test organization
+  const org = await prisma.team.findFirst({
+    where: { slug: "proration-test-org" },
+  });
+
+  if (!org) {
+    console.log("  No test organization found");
+    return;
+  }
+
+  console.log(`  Found test organization: ${org.name} (ID: ${org.id})`);
+
+  // Delete proration records
+  const deletedProrations = await prisma.monthlyProration.deleteMany({
+    where: { teamId: org.id },
+  });
+  console.log(`  Deleted ${deletedProrations.count} proration records`);
+
+  // Delete seat change logs
+  const deletedLogs = await prisma.seatChangeLog.deleteMany({
+    where: { teamId: org.id },
+  });
+  console.log(`  Deleted ${deletedLogs.count} seat change logs`);
+
+  // Delete organization billing
+  await prisma.organizationBilling
+    .delete({ where: { teamId: org.id } })
+    .catch(() => console.log("  No organization billing to delete"));
+
+  // Delete organization settings
+  await prisma.organizationSettings
+    .delete({ where: { organizationId: org.id } })
+    .catch(() => console.log("  No organization settings to delete"));
+
+  // Delete profiles for org members
+  await prisma.profile.deleteMany({ where: { organizationId: org.id } });
+  console.log("  Deleted profiles");
+
+  // Find and delete child teams
+  const childTeams = await prisma.team.findMany({
+    where: { parentId: org.id },
+  });
+
+  for (const team of childTeams) {
+    await prisma.membership.deleteMany({ where: { teamId: team.id } });
+    await prisma.team.delete({ where: { id: team.id } });
+    console.log(`  Deleted team: ${team.name}`);
+  }
+
+  // Delete org memberships
+  const deletedMemberships = await prisma.membership.deleteMany({
+    where: { teamId: org.id },
+  });
+  console.log(`  Deleted ${deletedMemberships.count} memberships`);
+
+  // Delete organization
+  await prisma.team.delete({ where: { id: org.id } });
+  console.log(`  Deleted organization: ${org.name}`);
+
+  // Delete test users (admin, member, and additional users 1-6)
+  const testEmails = [
+    "proration-admin@example.com",
+    "proration-member@example.com",
+    ...Array.from({ length: 6 }, (_, i) => `proration-user-${i + 1}@example.com`),
+  ];
+  for (const email of testEmails) {
+    try {
+      const user = await prisma.user.findUnique({ where: { email } });
+      if (user) {
+        await prisma.password.deleteMany({ where: { userId: user.id } });
+        await prisma.membership.deleteMany({ where: { userId: user.id } });
+        await prisma.user.delete({ where: { id: user.id } });
+        console.log(`  Deleted user: ${email}`);
+      }
+    } catch {
+      // Ignore errors
+    }
+  }
+
+  console.log("Database cleanup complete");
+}
+
+async function main() {
+  console.log("=== Proration Test Cleanup Script ===");
+  console.log("\nOptions:");
+  console.log(`  --skip-stripe: ${SKIP_STRIPE}`);
+
+  const stripe = getStripeClient();
+
+  try {
+    await cleanupDatabaseResources();
+
+    if (stripe) {
+      await cleanupStripeResources(stripe);
+    }
+
+    console.log("\n=== Cleanup Complete ===");
+  } catch (error) {
+    console.error("\nCleanup failed:", error);
+    process.exit(1);
+  } finally {
+    await prisma.$disconnect();
+  }
+}
+
+main();
diff --git a/packages/features/ee/billing/service/dueInvoice/seed-proration-test.ts b/packages/features/ee/billing/service/dueInvoice/seed-proration-test.ts
new file mode 100644
index 0000000000..f13269489b
--- /dev/null
+++ b/packages/features/ee/billing/service/dueInvoice/seed-proration-test.ts
@@ -0,0 +1,745 @@
+#!/usr/bin/env npx tsx
+/**
+ * Seed script for testing due invoice banner and invitation blocking
+ *
+ * This script creates:
+ * 1. A test organization with billing data
+ * 2. A test team under the organization
+ * 3. Test users with billing permissions
+ * 4. Real Stripe customers, subscriptions, and invoices
+ * 5. MonthlyProration records to simulate overdue invoices
+ *
+ * Prerequisites:
+ *   - STRIPE_PRIVATE_KEY must be set (use test mode key)
+ *   - STRIPE_ORG_MONTHLY_PRICE_ID or STRIPE_TEAM_MONTHLY_PRICE_ID should be set
+ *
+ * Usage:
+ *   npx tsx packages/features/ee/billing/service/dueInvoice/seed-proration-test.ts
+ *
+ * Options:
+ *   --skip-stripe    Skip Stripe API calls (use fake IDs)
+ *   --cleanup        Clean up test data before seeding
+ */
+
+import { config } from "dotenv";
+import { resolve } from "node:path";
+
+// Load environment variables from .env file
+config({ path: resolve(process.cwd(), ".env") });
+
+import bcrypt from "bcryptjs";
+import Stripe from "stripe";
+
+import { prisma } from "@calcom/prisma";
+import { MembershipRole } from "@calcom/prisma/enums";
+
+async function hashPassword(password: string): Promise<string> {
+  const salt = await bcrypt.genSalt(10);
+  return bcrypt.hash(password, salt);
+}
+
+const TEST_PASSWORD = "password123";
+const SKIP_STRIPE = process.argv.includes("--skip-stripe");
+const CLEANUP_FIRST = process.argv.includes("--cleanup");
+
+interface StripeResources {
+  customer: Stripe.Customer | null;
+  subscription: Stripe.Subscription | null;
+  product: Stripe.Product | null;
+  price: Stripe.Price | null;
+}
+
+interface SeedResult {
+  organization: { id: number; name: string; slug: string };
+  team: { id: number; name: string; slug: string };
+  users: Array<{ email: string; name: string; role: string }>;
+  prorations: Array<{ id: string; status: string; isBlocking: boolean }>;
+  stripe: StripeResources;
+}
+
+function getStripeClient(): Stripe | null {
+  if (SKIP_STRIPE) {
+    console.log("Skipping Stripe API calls (--skip-stripe flag)");
+    return null;
+  }
+
+  if (!process.env.STRIPE_PRIVATE_KEY) {
+    console.log("STRIPE_PRIVATE_KEY not set, skipping Stripe API calls");
+    return null;
+  }
+
+  return new Stripe(process.env.STRIPE_PRIVATE_KEY, {
+    apiVersion: "2020-08-27",
+  });
+}
+
+async function createTestUser(email: string, name: string, username: string, organizationId?: number) {
+  const hashedPassword = await hashPassword(TEST_PASSWORD);
+
+  const user = await prisma.user.upsert({
+    where: { email },
+    update: {
+      completedOnboarding: true,
+      organizationId,
+    },
+    create: {
+      email,
+      name,
+      username,
+      password: { create: { hash: hashedPassword } },
+      emailVerified: new Date(),
+      completedOnboarding: true,
+      organizationId,
+    },
+  });
+
+  // Create a Profile for the user in the organization if organizationId is set
+  if (organizationId) {
+    await prisma.profile.upsert({
+      where: {
+        userId_organizationId: {
+          userId: user.id,
+          organizationId,
+        },
+      },
+      update: {},
+      create: {
+        uid: `${user.id}-${organizationId}`,
+        userId: user.id,
+        organizationId,
+        username,
+      },
+    });
+  }
+
+  return user;
+}
+
+async function cleanupStripeResources(stripe: Stripe) {
+  console.log("Cleaning up existing Stripe test resources...");
+
+  // Find and delete test customers
+  const customers = await stripe.customers.list({
+    limit: 100,
+    email: "proration-admin@example.com",
+  });
+
+  for (const customer of customers.data) {
+    try {
+      // Cancel subscriptions first
+      const subscriptions = await stripe.subscriptions.list({
+        customer: customer.id,
+        status: "all",
+      });
+      for (const sub of subscriptions.data) {
+        if (sub.status !== "canceled") {
+          await stripe.subscriptions.cancel(sub.id);
+          console.log(`  Cancelled subscription: ${sub.id}`);
+        }
+      }
+      // Delete customer
+      await stripe.customers.del(customer.id);
+      console.log(`  Deleted customer: ${customer.id}`);
+    } catch (error) {
+      console.log(`  Could not delete customer ${customer.id}:`, error);
+    }
+  }
+
+  // Find and archive test products
+  const products = await stripe.products.list({
+    limit: 100,
+  });
+
+  for (const product of products.data) {
+    if (product.name.startsWith("Proration Test") && product.active) {
+      await stripe.products.update(product.id, { active: false });
+      console.log(`  Archived product: ${product.id}`);
+    }
+  }
+}
+
+async function createStripeResources(stripe: Stripe, orgId: number): Promise<StripeResources> {
+  console.log("Creating Stripe resources...");
+
+  // Create a test product
+  const product = await stripe.products.create({
+    name: `Proration Test Product - ${Date.now()}`,
+    description: "Test product for proration testing",
+    metadata: {
+      testData: "true",
+      orgId: orgId.toString(),
+    },
+  });
+  console.log(`  Created product: ${product.id}`);
+
+  // Create a price for the product ($15/seat/month)
+  const price = await stripe.prices.create({
+    product: product.id,
+    unit_amount: 1500, // $15.00
+    currency: "usd",
+    recurring: {
+      interval: "month",
+      usage_type: "licensed",
+    },
+    metadata: {
+      testData: "true",
+    },
+  });
+  console.log(`  Created price: ${price.id}`);
+
+  // Create a customer
+  const customer = await stripe.customers.create({
+    email: "proration-admin@example.com",
+    name: "Proration Test Org",
+    metadata: {
+      testData: "true",
+      orgId: orgId.toString(),
+      calOrgId: orgId.toString(),
+    },
+  });
+  console.log(`  Created customer: ${customer.id}`);
+
+  // Add a test payment method (test card)
+  const paymentMethod = await stripe.paymentMethods.create({
+    type: "card",
+    card: {
+      token: "tok_visa", // Test token for successful payments
+    },
+  });
+
+  await stripe.paymentMethods.attach(paymentMethod.id, {
+    customer: customer.id,
+  });
+
+  await stripe.customers.update(customer.id, {
+    invoice_settings: {
+      default_payment_method: paymentMethod.id,
+    },
+  });
+  console.log(`  Attached payment method: ${paymentMethod.id}`);
+
+  // Create a subscription with 5 seats
+  const subscription = await stripe.subscriptions.create({
+    customer: customer.id,
+    items: [
+      {
+        price: price.id,
+        quantity: 5,
+      },
+    ],
+    metadata: {
+      testData: "true",
+      orgId: orgId.toString(),
+    },
+  });
+  console.log(`  Created subscription: ${subscription.id}`);
+
+  return { customer, subscription, product, price };
+}
+
+async function createFailedInvoice(
+  stripe: Stripe,
+  customerId: string,
+  amount: number,
+  description: string
+): Promise<Stripe.Invoice> {
+  console.log(`Creating invoice for $${(amount / 100).toFixed(2)}...`);
+
+  // Create an invoice item
+  await stripe.invoiceItems.create({
+    customer: customerId,
+    amount,
+    currency: "usd",
+    description,
+  });
+
+  // Create and finalize the invoice
+  const invoice = await stripe.invoices.create({
+    customer: customerId,
+    auto_advance: false, // Don't auto-charge
+    metadata: {
+      testData: "true",
+      prorationTest: "true",
+    },
+  });
+
+  const finalizedInvoice = await stripe.invoices.finalizeInvoice(invoice.id);
+  console.log(`  Created invoice: ${finalizedInvoice.id} (status: ${finalizedInvoice.status})`);
+
+  return finalizedInvoice;
+}
+
+async function cleanupDatabaseResources() {
+  console.log("Cleaning up database test resources...");
+
+  const org = await prisma.team.findFirst({
+    where: { slug: "proration-test-org" },
+  });
+
+  if (!org) {
+    console.log("  No test organization found");
+    return;
+  }
+
+  // Delete proration records
+  await prisma.monthlyProration.deleteMany({ where: { teamId: org.id } });
+
+  // Delete seat change logs
+  await prisma.seatChangeLog.deleteMany({ where: { teamId: org.id } });
+
+  // Delete organization billing
+  await prisma.organizationBilling.deleteMany({ where: { teamId: org.id } });
+
+  // Find and delete child teams
+  const childTeams = await prisma.team.findMany({ where: { parentId: org.id } });
+  for (const team of childTeams) {
+    await prisma.membership.deleteMany({ where: { teamId: team.id } });
+    await prisma.team.delete({ where: { id: team.id } });
+  }
+
+  // Delete org memberships
+  await prisma.membership.deleteMany({ where: { teamId: org.id } });
+
+  // Delete organization
+  await prisma.team.delete({ where: { id: org.id } });
+
+  // Delete test users
+  const testEmails = ["proration-admin@example.com", "proration-member@example.com"];
+  for (const email of testEmails) {
+    try {
+      const user = await prisma.user.findUnique({ where: { email } });
+      if (user) {
+        await prisma.password.deleteMany({ where: { userId: user.id } });
+        await prisma.membership.deleteMany({ where: { userId: user.id } });
+        await prisma.user.delete({ where: { id: user.id } });
+      }
+    } catch {
+      // Ignore errors
+    }
+  }
+
+  console.log("  Database cleanup complete");
+}
+
+async function seedProrationTest(): Promise<SeedResult> {
+  const stripe = getStripeClient();
+
+  if (CLEANUP_FIRST) {
+    await cleanupDatabaseResources();
+    if (stripe) {
+      await cleanupStripeResources(stripe);
+    }
+  }
+
+  console.log("\nCreating test organization...");
+
+  // Create organization - find existing or create new
+  let org = await prisma.team.findFirst({
+    where: {
+      slug: "proration-test-org",
+      isOrganization: true,
+    },
+  });
+
+  if (!org) {
+    org = await prisma.team.create({
+      data: {
+        name: "Proration Test Org",
+        slug: "proration-test-org",
+        isOrganization: true,
+      },
+    });
+  }
+
+  console.log(`Organization created: ${org.name} (ID: ${org.id})`);
+
+  // Create OrganizationSettings for the org
+  await prisma.organizationSettings.upsert({
+    where: { organizationId: org.id },
+    update: {},
+    create: {
+      organizationId: org.id,
+      orgAutoAcceptEmail: "example.com",
+      isOrganizationConfigured: true,
+      isOrganizationVerified: true,
+    },
+  });
+
+  console.log("Organization settings created");
+
+  // Create team under organization - find existing or create new
+  let team = await prisma.team.findFirst({
+    where: {
+      slug: "proration-test-team",
+      parentId: org.id,
+    },
+  });
+
+  if (!team) {
+    team = await prisma.team.create({
+      data: {
+        name: "Proration Test Team",
+        slug: "proration-test-team",
+        parentId: org.id,
+      },
+    });
+  }
+
+  console.log(`Team created: ${team.name} (ID: ${team.id})`);
+
+  // Create test users (with organizationId set to link them to the org)
+  console.log("Creating test users...");
+
+  const adminUser = await createTestUser(
+    "proration-admin@example.com",
+    "Proration Admin",
+    "proration-admin",
+    org.id
+  );
+
+  const memberUser = await createTestUser(
+    "proration-member@example.com",
+    "Proration Member",
+    "proration-member",
+    org.id
+  );
+
+  // Create additional org members to simulate realistic seat count
+  const additionalMembers = [];
+  for (let i = 1; i <= 6; i++) {
+    const user = await createTestUser(
+      `proration-user-${i}@example.com`,
+      `Proration User ${i}`,
+      `proration-user-${i}`,
+      org.id
+    );
+    additionalMembers.push(user);
+  }
+
+  // Add admin to organization as OWNER
+  await prisma.membership.upsert({
+    where: { userId_teamId: { userId: adminUser.id, teamId: org.id } },
+    update: { role: MembershipRole.OWNER },
+    create: {
+      userId: adminUser.id,
+      teamId: org.id,
+      role: MembershipRole.OWNER,
+      accepted: true,
+    },
+  });
+
+  // Add member to organization
+  await prisma.membership.upsert({
+    where: { userId_teamId: { userId: memberUser.id, teamId: org.id } },
+    update: { role: MembershipRole.MEMBER },
+    create: {
+      userId: memberUser.id,
+      teamId: org.id,
+      role: MembershipRole.MEMBER,
+      accepted: true,
+    },
+  });
+
+  // Add additional members to organization (simulating 8 total members: admin + member + 6 additional)
+  for (const user of additionalMembers) {
+    await prisma.membership.upsert({
+      where: { userId_teamId: { userId: user.id, teamId: org.id } },
+      update: { role: MembershipRole.MEMBER },
+      create: {
+        userId: user.id,
+        teamId: org.id,
+        role: MembershipRole.MEMBER,
+        accepted: true,
+      },
+    });
+  }
+
+  // Add admin to team
+  await prisma.membership.upsert({
+    where: { userId_teamId: { userId: adminUser.id, teamId: team.id } },
+    update: { role: MembershipRole.OWNER },
+    create: {
+      userId: adminUser.id,
+      teamId: team.id,
+      role: MembershipRole.OWNER,
+      accepted: true,
+    },
+  });
+
+  // Add some members to the sub-team as well
+  for (let i = 0; i < 3; i++) {
+    await prisma.membership.upsert({
+      where: { userId_teamId: { userId: additionalMembers[i].id, teamId: team.id } },
+      update: { role: MembershipRole.MEMBER },
+      create: {
+        userId: additionalMembers[i].id,
+        teamId: team.id,
+        role: MembershipRole.MEMBER,
+        accepted: true,
+      },
+    });
+  }
+
+  console.log("Users added to organization and team (8 org members, 4 team members)");
+
+  // Create Stripe resources or use fake IDs
+  let stripeResources: StripeResources = {
+    customer: null,
+    subscription: null,
+    product: null,
+    price: null,
+  };
+
+  let stripeCustomerId = `cus_fake_${Date.now()}`;
+  let stripeSubscriptionId = `sub_fake_${Date.now()}`;
+  let stripeSubscriptionItemId = `si_fake_${Date.now()}`;
+
+  if (stripe) {
+    stripeResources = await createStripeResources(stripe, org.id);
+    stripeCustomerId = stripeResources.customer!.id;
+    stripeSubscriptionId = stripeResources.subscription!.id;
+    stripeSubscriptionItemId = stripeResources.subscription!.items.data[0].id;
+
+    // Create a separate invoice that will remain unpaid (simulating failed proration)
+    await createFailedInvoice(stripe, stripeCustomerId, 3000, "Proration charge - 3 additional seats");
+  }
+
+  // Create OrganizationBilling record
+  await prisma.organizationBilling.upsert({
+    where: { teamId: org.id },
+    update: {
+      customerId: stripeCustomerId,
+      subscriptionId: stripeSubscriptionId,
+      subscriptionItemId: stripeSubscriptionItemId,
+    },
+    create: {
+      teamId: org.id,
+      customerId: stripeCustomerId,
+      subscriptionId: stripeSubscriptionId,
+      subscriptionItemId: stripeSubscriptionItemId,
+      status: "ACTIVE",
+      planName: "ORGANIZATION",
+      subscriptionStart: new Date(),
+      pricePerSeat: 1500,
+      paidSeats: 5,
+    },
+  });
+
+  console.log("Organization billing created");
+
+  // Get the organization billing record for linking seat changes
+  const orgBilling = await prisma.organizationBilling.findUnique({
+    where: { teamId: org.id },
+  });
+
+  // Create test MonthlyProration records
+  console.log("Creating test proration and seat change records...");
+
+  const now = new Date();
+  const eightDaysAgo = new Date(now.getTime() - 8 * 24 * 60 * 60 * 1000);
+  const twoDaysAgo = new Date(now.getTime() - 2 * 24 * 60 * 60 * 1000);
+
+  // Clear existing prorations and seat change logs for this team
+  await prisma.seatChangeLog.deleteMany({ where: { teamId: org.id } });
+  await prisma.monthlyProration.deleteMany({ where: { teamId: org.id } });
+
+  // Blocking proration (8 days old, FAILED status)
+  const blockingProration = await prisma.monthlyProration.create({
+    data: {
+      teamId: org.id,
+      monthKey: "2025-01",
+      periodStart: new Date("2025-01-01"),
+      periodEnd: new Date("2025-01-31"),
+      seatsAtStart: 5,
+      seatsAdded: 3,
+      seatsRemoved: 0,
+      netSeatIncrease: 3,
+      seatsAtEnd: 8,
+      subscriptionId: stripeSubscriptionId,
+      subscriptionItemId: stripeSubscriptionItemId,
+      customerId: stripeCustomerId,
+      subscriptionStart: new Date("2025-01-01"),
+      subscriptionEnd: new Date("2025-12-31"),
+      remainingDays: 20,
+      pricePerSeat: 1500,
+      proratedAmount: 3000, // $30.00
+      status: "FAILED",
+      createdAt: eightDaysAgo,
+      failedAt: eightDaysAgo,
+      failureReason: "card_declined",
+    },
+  });
+
+  // Warning proration (2 days old, INVOICE_CREATED status) - use different monthKey
+  const warningProration = await prisma.monthlyProration.create({
+    data: {
+      teamId: org.id,
+      monthKey: "2025-02",
+      periodStart: new Date("2025-02-01"),
+      periodEnd: new Date("2025-02-28"),
+      seatsAtStart: 8,
+      seatsAdded: 2,
+      seatsRemoved: 0,
+      netSeatIncrease: 2,
+      seatsAtEnd: 10,
+      subscriptionId: stripeSubscriptionId,
+      subscriptionItemId: `${stripeSubscriptionItemId}_2`,
+      customerId: stripeCustomerId,
+      subscriptionStart: new Date("2025-01-01"),
+      subscriptionEnd: new Date("2025-12-31"),
+      remainingDays: 15,
+      pricePerSeat: 1500,
+      proratedAmount: 1500, // $15.00
+      status: "INVOICE_CREATED",
+      createdAt: twoDaysAgo,
+    },
+  });
+
+  // Create SeatChangeLog entries that correspond to the prorations
+  console.log("Creating seat change logs...");
+
+  // Initial 5 seats (original team members) - these would have been added when org was created
+  const initialAdditionDate = new Date(eightDaysAgo.getTime() - 30 * 24 * 60 * 60 * 1000); // 38 days ago
+
+  // Create seat addition logs for initial members (admin + member = 2, then 3 more = 5 total initial)
+  for (let i = 0; i < 5; i++) {
+    await prisma.seatChangeLog.create({
+      data: {
+        teamId: org.id,
+        changeType: "ADDITION",
+        seatCount: 1,
+        userId: i === 0 ? adminUser.id : i === 1 ? memberUser.id : additionalMembers[i - 2].id,
+        triggeredBy: adminUser.id,
+        changeDate: initialAdditionDate,
+        monthKey: "2024-12",
+        organizationBillingId: orgBilling?.id,
+        metadata: { source: "seed-script", note: "Initial org member" },
+      },
+    });
+  }
+
+  // Seat additions that triggered the FAILED proration (3 seats added 8 days ago)
+  for (let i = 0; i < 3; i++) {
+    await prisma.seatChangeLog.create({
+      data: {
+        teamId: org.id,
+        changeType: "ADDITION",
+        seatCount: 1,
+        userId: additionalMembers[3 + i].id, // Users 4, 5, 6
+        triggeredBy: adminUser.id,
+        changeDate: eightDaysAgo,
+        monthKey: "2025-01",
+        processedInProrationId: blockingProration.id,
+        organizationBillingId: orgBilling?.id,
+        metadata: { source: "seed-script", note: "Seat addition that failed to charge" },
+      },
+    });
+  }
+
+  // More recent seat change attempt (2 seats, 2 days ago) - linked to warning proration
+  // These are pending/invoice created but not yet charged
+  for (let i = 0; i < 2; i++) {
+    await prisma.seatChangeLog.create({
+      data: {
+        teamId: org.id,
+        changeType: "ADDITION",
+        seatCount: 1,
+        userId: null, // Simulating pending invites that haven't been accepted yet
+        triggeredBy: adminUser.id,
+        changeDate: twoDaysAgo,
+        monthKey: "2025-02",
+        processedInProrationId: warningProration.id,
+        organizationBillingId: orgBilling?.id,
+        metadata: { source: "seed-script", note: "Recent seat addition pending payment" },
+      },
+    });
+  }
+
+  console.log("Proration and seat change records created");
+
+  return {
+    organization: { id: org.id, name: org.name, slug: org.slug! },
+    team: { id: team.id, name: team.name, slug: team.slug! },
+    users: [
+      { email: adminUser.email, name: adminUser.name!, role: "OWNER" },
+      { email: memberUser.email, name: memberUser.name!, role: "MEMBER" },
+    ],
+    prorations: [
+      { id: blockingProration.id, status: "FAILED", isBlocking: true },
+      { id: warningProration.id, status: "INVOICE_CREATED", isBlocking: false },
+    ],
+    stripe: stripeResources,
+  };
+}
+
+async function main() {
+  console.log("=== Proration Test Seed Script ===\n");
+  console.log("Options:");
+  console.log(`  --skip-stripe: ${SKIP_STRIPE}`);
+  console.log(`  --cleanup: ${CLEANUP_FIRST}`);
+  console.log("");
+
+  try {
+    const result = await seedProrationTest();
+
+    console.log("\n=== Seed Complete ===\n");
+    console.log("Organization:", result.organization);
+    console.log("Team:", result.team);
+
+    console.log("\nTest Users:");
+    result.users.forEach((u) => {
+      console.log(`  - ${u.name} (${u.email}) - Role: ${u.role}`);
+    });
+    console.log(`  Password for all users: ${TEST_PASSWORD}`);
+
+    console.log("\nProration Records:");
+    result.prorations.forEach((p) => {
+      console.log(`  - ${p.id}: ${p.status} (blocking: ${p.isBlocking})`);
+    });
+
+    if (result.stripe.customer) {
+      console.log("\nStripe Resources:");
+      console.log(`  Customer: ${result.stripe.customer.id}`);
+      console.log(`  Subscription: ${result.stripe.subscription?.id}`);
+      console.log(`  Product: ${result.stripe.product?.id}`);
+      console.log(`  Price: ${result.stripe.price?.id}`);
+    }
+
+    console.log("\n=== Testing Instructions ===\n");
+    console.log("1. Login as proration-admin@example.com");
+    console.log("   - Should see the due invoice banner (error variant - blocking)");
+    console.log("   - Should be blocked from inviting new members");
+    console.log("");
+    console.log("2. Login as proration-member@example.com");
+    console.log("   - Should NOT see the due invoice banner (not a billing admin)");
+    console.log("");
+    console.log("3. To test sub-team exception:");
+    console.log("   - Try inviting proration-member@example.com to the sub-team");
+    console.log("   - This should succeed (existing org member)");
+    console.log("   - Try inviting a new email - this should be blocked");
+    console.log("");
+
+    if (result.stripe.customer) {
+      console.log("=== Stripe Dashboard ===\n");
+      console.log(`Customer: https://dashboard.stripe.com/test/customers/${result.stripe.customer.id}`);
+      console.log(
+        `Subscription: https://dashboard.stripe.com/test/subscriptions/${result.stripe.subscription?.id}`
+      );
+      console.log("");
+    }
+
+    console.log("=== Cleanup ===\n");
+    console.log("To clean up all test data, run:");
+    console.log(
+      "  npx tsx packages/features/ee/billing/service/dueInvoice/seed-proration-test.ts --cleanup --skip-stripe"
+    );
+    console.log("");
+  } catch (error) {
+    console.error("Error seeding data:", error);
+    process.exit(1);
+  } finally {
+    await prisma.$disconnect();
+  }
+}
+
+main();
diff --git a/packages/features/ee/billing/service/proration/MonthlyProrationService.ts b/packages/features/ee/billing/service/proration/MonthlyProrationService.ts
index 4ab88b2b47..eb3476301b 100644
--- a/packages/features/ee/billing/service/proration/MonthlyProrationService.ts
+++ b/packages/features/ee/billing/service/proration/MonthlyProrationService.ts
@@ -323,6 +323,7 @@ export class MonthlyProrationService {
 
     let invoiceId: string | null = null;
     let invoiceFinalized = false;
+    let invoiceUrl: string | null = null;
 
     try {
       const invoice = await this.billingService.createInvoice({
@@ -335,8 +336,9 @@ export class MonthlyProrationService {
 
       invoiceId = invoice.invoiceId;
 
-      await this.billingService.finalizeInvoice(invoiceId);
+      const finalizedInvoice = await this.billingService.finalizeInvoice(invoiceId);
       invoiceFinalized = true;
+      invoiceUrl = finalizedInvoice.invoiceUrl;
 
       return await this.prorationRepository.updateProrationStatus(
         proration.id,
@@ -344,6 +346,7 @@ export class MonthlyProrationService {
         {
           invoiceItemId,
           invoiceId,
+          invoiceUrl: invoiceUrl ?? undefined,
         }
       );
     } catch (error) {
diff --git a/packages/features/ee/billing/service/proration/__tests__/MonthlyProrationService.integration-test.ts b/packages/features/ee/billing/service/proration/__tests__/MonthlyProrationService.integration-test.ts
index cbbc22677e..4163996c6d 100644
--- a/packages/features/ee/billing/service/proration/__tests__/MonthlyProrationService.integration-test.ts
+++ b/packages/features/ee/billing/service/proration/__tests__/MonthlyProrationService.integration-test.ts
@@ -16,7 +16,7 @@ const mockBillingService: IBillingProviderService = {
     .mockResolvedValue({ invoiceItemId: "ii_test_123" }),
   deleteInvoiceItem: vi.fn().mockResolvedValue(undefined),
   createInvoice: vi.fn().mockResolvedValue({ invoiceId: "in_test_123" }),
-  finalizeInvoice: vi.fn().mockResolvedValue(undefined),
+  finalizeInvoice: vi.fn().mockResolvedValue({ invoiceUrl: "https://invoice.stripe.com/test" }),
   getSubscription: vi.fn().mockResolvedValue({
     items: [
       {
diff --git a/packages/features/ee/billing/service/proration/__tests__/MonthlyProrationService.test.ts b/packages/features/ee/billing/service/proration/__tests__/MonthlyProrationService.test.ts
index 1662e98251..91b5e877bb 100644
--- a/packages/features/ee/billing/service/proration/__tests__/MonthlyProrationService.test.ts
+++ b/packages/features/ee/billing/service/proration/__tests__/MonthlyProrationService.test.ts
@@ -72,7 +72,7 @@ const mockBillingService: IBillingProviderService = {
   createInvoiceItem: vi.fn().mockResolvedValue({ invoiceItemId: "ii_test_123" }),
   deleteInvoiceItem: vi.fn().mockResolvedValue(undefined),
   createInvoice: vi.fn().mockResolvedValue({ invoiceId: "in_test_123" }),
-  finalizeInvoice: vi.fn().mockResolvedValue(undefined),
+  finalizeInvoice: vi.fn().mockResolvedValue({ invoiceUrl: "https://invoice.stripe.com/test" }),
   getSubscription: vi.fn().mockResolvedValue({
     items: [
       { id: "si_test_123", quantity: 1, price: { unit_amount: 12000, recurring: { interval: "year" } } },
@@ -370,6 +370,7 @@ describe("MonthlyProrationService", () => {
       expect(mockProrationRepository.updateProrationStatus).toHaveBeenCalledWith("proration-789", "PENDING", {
         invoiceItemId: "ii_test_123",
         invoiceId: "in_test_123",
+        invoiceUrl: "https://invoice.stripe.com/test",
       });
     });
 
diff --git a/packages/prisma/migrations/20260127140951_add_invoice_url_to_proration/migration.sql b/packages/prisma/migrations/20260127140951_add_invoice_url_to_proration/migration.sql
new file mode 100644
index 0000000000..3fb9f5e4ff
--- /dev/null
+++ b/packages/prisma/migrations/20260127140951_add_invoice_url_to_proration/migration.sql
@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "public"."MonthlyProration" ADD COLUMN     "invoiceUrl" TEXT;
diff --git a/packages/prisma/schema.prisma b/packages/prisma/schema.prisma
index 8c5b44ab3f..63445723ab 100644
--- a/packages/prisma/schema.prisma
+++ b/packages/prisma/schema.prisma
@@ -3085,6 +3085,7 @@ model MonthlyProration {
 
   invoiceItemId String?
   invoiceId     String?
+  invoiceUrl    String?
 
   status ProrationStatus @default(PENDING)