diff --git a/src/Resources/Invoice/BookedInvoice.php b/src/Resources/Invoice/BookedInvoice.php
index 2d8e56b..95f6387 100644
--- a/src/Resources/Invoice/BookedInvoice.php
+++ b/src/Resources/Invoice/BookedInvoice.php
@@ -9,8 +9,10 @@
 #[GetCollection('invoices/booked')]
 #[GetSingle('invoices/booked/:bookedInvoiceNumber', ':bookedInvoiceNumber')]
 #[Create('invoices/booked')]
-class BookedInvoice extends DraftInvoice
+class BookedInvoice extends Invoice
 {
+    public ?int $bookedInvoiceNumber = null;
+
     public static function createFromDraft(int|DraftInvoice $draft)
     {
         return static::createRequest([
diff --git a/src/Resources/Invoice/DraftInvoice.php b/src/Resources/Invoice/DraftInvoice.php
index 0d0d43d..ab067bb 100644
--- a/src/Resources/Invoice/DraftInvoice.php
+++ b/src/Resources/Invoice/DraftInvoice.php
@@ -20,43 +20,10 @@
 #[GetCollection('invoices/drafts')]
 #[GetSingle('invoices/drafts/:draftInvoiceNumber', ':draftInvoiceNumber')]
 #[Create('invoices/drafts')]
-class DraftInvoice extends Resource
+class DraftInvoice extends Invoice
 {
-    use Creatable, GetCollectionable, GetSingleable;
-    use HasLines;
-
-    public Customer $customer;
-
-    public Layout $layout;
-
-    public Currency $currency;
-
-    public PaymentTerm $paymentTerms;
-
-    public DateTime $date;
-
-    public Recipient $recipient;
-
     public ?int $draftInvoiceNumber = null;
 
-    public static function new(
-        Customer|int $customer,
-        Layout|int $layout,
-        Currency|string $currency,
-        PaymentTerm|int $paymentTerms,
-        DateTime $date,
-        Recipient $recipient,
-    ): static {
-        return new static([
-            'customer' => $customer,
-            'layout' => $layout,
-            'currency' => $currency,
-            'paymentTerms' => $paymentTerms,
-            'date' => $date,
-            'recipient' => $recipient,
-        ]);
-    }
-
     public function create()
     {
         return static::createRequest([
diff --git a/src/Resources/Invoice/Invoice.php b/src/Resources/Invoice/Invoice.php
index c981cf6..6de5196 100644
--- a/src/Resources/Invoice/Invoice.php
+++ b/src/Resources/Invoice/Invoice.php
@@ -2,10 +2,12 @@
 
 namespace MorningTrain\Economic\Resources\Invoice;
 
+use DateTime;
 use MorningTrain\Economic\Abstracts\Resource;
 use MorningTrain\Economic\Attributes\Resources\Create;
 use MorningTrain\Economic\Attributes\Resources\GetCollection;
 use MorningTrain\Economic\Attributes\Resources\GetSingle;
+use MorningTrain\Economic\DTOs\Recipient;
 use MorningTrain\Economic\Resources\Currency;
 use MorningTrain\Economic\Resources\Customer;
 use MorningTrain\Economic\Resources\Layout;
@@ -13,32 +15,42 @@
 use MorningTrain\Economic\Traits\Resources\Creatable;
 use MorningTrain\Economic\Traits\Resources\GetCollectionable;
 use MorningTrain\Economic\Traits\Resources\GetSingleable;
+use MorningTrain\Economic\Traits\Resources\HasLines;
 
-#[GetCollection('products')]
-#[GetSingle('invoices/:product', ':product')]
-#[Create('invoices/drafts')]
 class Invoice extends Resource
 {
-    use Creatable, GetCollectionable, GetSingleable;
+    use Creatable;
+    use GetCollectionable;
+    use GetSingleable;
+    use HasLines;
+
+    public Customer $customer;
+
+    public Layout $layout;
+
+    public Currency $currency;
+
+    public PaymentTerm $paymentTerms;
+
+    public DateTime $date;
+
+    public Recipient $recipient;
 
     public static function new(
         Customer|int $customer,
         Layout|int $layout,
         Currency|string $currency,
         PaymentTerm|int $paymentTerms,
-    ) {
+        DateTime $date,
+        Recipient $recipient,
+    ): static {
         return new static([
             'customer' => $customer,
             'layout' => $layout,
             'currency' => $currency,
             'paymentTerms' => $paymentTerms,
+            'date' => $date,
+            'recipient' => $recipient,
         ]);
     }
-
-    public function addLine(ProductLine $line): static
-    {
-        $this->lines[] = $line;
-
-        return $this;
-    }
 }
diff --git a/tests/Unit/InvoiceTest.php b/tests/Unit/InvoiceTest.php
index 561de4b..4cead0d 100644
--- a/tests/Unit/InvoiceTest.php
+++ b/tests/Unit/InvoiceTest.php
@@ -3,6 +3,7 @@
 use MorningTrain\Economic\Classes\EconomicResponse;
 use MorningTrain\Economic\DTOs\Recipient;
 use MorningTrain\Economic\Enums\PaymentTermsType;
+use MorningTrain\Economic\Resources\Invoice\BookedInvoice;
 use MorningTrain\Economic\Resources\Invoice\DraftInvoice;
 use MorningTrain\Economic\Resources\Invoice\ProductLine;
 use MorningTrain\Economic\Resources\PaymentTerm;
@@ -163,3 +164,25 @@
         ->product->toBeInstanceOf(Product::class)
         ->quantity->toBe(5.0);
 });
+
+it('returns expected booked invoice data', function () {
+    $this->driver->expects()->post()
+        ->withArgs(function (string $url, array $body) {
+            return $url === 'https://restapi.e-conomic.com/invoices/booked'
+                && $body === [
+                    'draftInvoice' => [
+                        'draftInvoiceNumber' => 1,
+                    ],
+                ];
+        })
+        ->once()
+        ->andReturn(new EconomicResponse(201, [
+            'bookedInvoiceNumber' => 1,
+        ]));
+
+    $bookedInvoice = BookedInvoice::createFromDraft(1);
+
+    expect($bookedInvoice)
+        ->bookedInvoiceNumber->toBe(1);
+});
+