diff --git a/modules/erp/direktverkauf/api/otc-order.php b/modules/erp/direktverkauf/api/otc-order.php
index 9ea4085..f323943 100644
--- a/modules/erp/direktverkauf/api/otc-order.php
+++ b/modules/erp/direktverkauf/api/otc-order.php
@@ -30,7 +30,7 @@ if (!is_array($data)) {
     json_response(400, ['ok' => false, 'error' => 'JSON object expected']);
 }
 
-$required = ['products', 'totalPrice', 'orderDate', 'payments', 'billing'];
+$required = ['products', 'orderDate', 'payments', 'billing'];
 foreach ($required as $field) {
     if (!array_key_exists($field, $data)) {
         json_response(422, ['ok' => false, 'error' => "Missing field: {$field}"]);
@@ -38,7 +38,6 @@ foreach ($required as $field) {
 }
 
 $products = $data['products'];
-$totalPrice = parse_number($data['totalPrice']);
 $orderDate = trim((string) $data['orderDate']);
 $payments = $data['payments'];
 $billing = is_array($data['billing']) ? $data['billing'] : [];
@@ -51,10 +50,6 @@ if (!is_array($payments) || count($payments) === 0) {
     json_response(422, ['ok' => false, 'error' => 'No payment methods specified']);
 }
 
-if ($totalPrice === null || $totalPrice <= 0) {
-    json_response(422, ['ok' => false, 'error' => 'Invalid total price']);
-}
-
 $orderDateTime = DateTimeImmutable::createFromFormat('!Y-m-d', $orderDate);
 $orderDateErrors = DateTimeImmutable::getLastErrors();
 if ($orderDateTime === false) {
@@ -109,10 +104,12 @@ foreach ($payments as $payment) {
     $paymentTotal = round($paymentTotal + (float) $amount, 2);
 }
 
-if (abs($paymentTotal - (float) $totalPrice) > 0.005) {
-    json_response(422, ['ok' => false, 'error' => 'Payment amounts must equal total price']);
+if ($paymentTotal <= 0) {
+    json_response(422, ['ok' => false, 'error' => 'Payment total must be greater than zero']);
 }
 
+$totalPrice = $paymentTotal;
+
 try {
     $env = expand_env_values(parse_env_file(__DIR__ . '/../../../../.env'));
     $pdo = connect_database($env);
diff --git a/modules/shared/auth/ui/home.php b/modules/shared/auth/ui/home.php
index 129a42c..ab9ba62 100644
--- a/modules/shared/auth/ui/home.php
+++ b/modules/shared/auth/ui/home.php
@@ -563,14 +563,6 @@ function render_auth_home_page(array $user, array $otcProducts = [], array $best
     echo '<h2 id="otc-products-title" class="sg-strong sg-form-sections-card__chapter-title">PRODUKTE</h2>';
     echo $otcProductRows;
     echo '</section>';
-    echo '<section class="sg-form-sections-card__chapter" aria-labelledby="otc-total-price-title">';
-    echo '<h2 id="otc-total-price-title" class="sg-strong sg-form-sections-card__chapter-title">Preis</h2>';
-    echo '<div class="sg-form-sections-card__field-group">';
-    echo '<label class="sg-label" for="otc-total-price">Preis alle Flaschen brutto (CHF)</label>';
-    echo '<input class="sg-interaction-element sg-input-single-line" type="number" id="otc-total-price" min="0" step="0.01" data-otc-order-total-price>';
-    echo '<p class="sg-body sg-form-sections-card__sentence">Der Preis wird durch die Anzahl aller Flaschen geteilt und das Ergebnis ist der Preis jeder einzelnen Flasche.</p>';
-    echo '</div>';
-    echo '</section>';
     echo '<section class="sg-form-sections-card__chapter" aria-labelledby="otc-order-date-title">';
     echo '<h2 id="otc-order-date-title" class="sg-strong sg-form-sections-card__chapter-title">Datum</h2>';
     echo '<div class="sg-form-sections-card__field-group">';
@@ -1227,7 +1219,6 @@ function render_auth_home_page(array $user, array $otcProducts = [], array $best
     echo "  if (!overlay) { return; }";
     echo "  const form = overlay.querySelector('[data-otc-order-form]');";
     echo "  const productInputs = Array.from(form.querySelectorAll('[data-otc-order-product]'));";
-    echo "  const totalPriceInput = form.querySelector('[data-otc-order-total-price]');";
     echo "  const orderDateInput = form.querySelector('[data-otc-order-date]');";
     echo "  const orderDateDefaultValue = orderDateInput ? orderDateInput.value : '';";
     echo "  const paymentRows = form.querySelector('[data-otc-payment-rows]');";
@@ -1278,7 +1269,7 @@ function render_auth_home_page(array $user, array $otcProducts = [], array $best
     echo "      clearSuccess();";
     echo "      ensureCurrentOrderDate();";
     echo "      requestAnimationFrame(() => {";
-    echo "        (productInputs[0] || totalPriceInput || submitBtn)?.focus();";
+    echo "        (productInputs[0] || submitBtn)?.focus();";
     echo "      });";
     echo "      return;";
     echo "    }";
@@ -1290,9 +1281,7 @@ function render_auth_home_page(array $user, array $otcProducts = [], array $best
     echo "  const updatePaymentAddButton = () => { addPaymentButton.disabled = paymentRows.querySelectorAll('[data-otc-payment-row]').length >= paymentOptionValues.length; };";
     echo "  const updateFormState = () => {";
     echo "    const totalQty = productInputs.reduce((sum, input) => sum + getInputValue(input), 0);";
-    echo "    const totalPrice = parseFloat(totalPriceInput.value || '0') || 0;";
     echo "    const isValid = totalQty > 0";
-    echo "      && totalPrice > 0";
     echo "      && !!getFieldValue(orderDateInput)";
     echo "      && paymentRows.querySelectorAll('[data-otc-payment-row]').length > 0";
     echo "      && !!getFieldValue(firstNameInput)";
@@ -1304,12 +1293,8 @@ function render_auth_home_page(array $user, array $otcProducts = [], array $best
     echo "    let errorMsg = '';";
     echo "    if (totalQty === 0) {";
     echo "      errorMsg = 'Mindestens ein Produkt mit Menge > 0 erforderlich.';";
-    echo "    } else if (totalPrice <= 0) {";
-    echo "      errorMsg = 'Preis muss größer als 0 sein.';";
     echo "    } else if (!getFieldValue(orderDateInput)) {";
     echo "      errorMsg = 'Bestelldatum auswählen.';";
-    echo "    } else if (getPaymentTotal() !== totalPrice) {";
-    echo "      errorMsg = 'Die Zahlungsbeträge müssen dem Gesamtbetrag entsprechen.';";
     echo "    } else if (!getFieldValue(firstNameInput) || !getFieldValue(lastNameInput) || !getFieldValue(streetInput) || !getFieldValue(houseNumberInput) || !getFieldValue(zipInput) || !getFieldValue(cityInput)) {";
     echo "      errorMsg = 'Alle Rechnungsadress-Felder ausfüllen.';";
     echo "    }";
@@ -1357,7 +1342,7 @@ function render_auth_home_page(array $user, array $otcProducts = [], array $best
     echo "      toggleOverlay(false);";
     echo "    }";
     echo "  });";
-    echo "  [totalPriceInput, orderDateInput, firstNameInput, lastNameInput, streetInput, houseNumberInput, zipInput, cityInput].forEach((input) => {";
+    echo "  [orderDateInput, firstNameInput, lastNameInput, streetInput, houseNumberInput, zipInput, cityInput].forEach((input) => {";
     echo "    if (!input) { return; }";
     echo "    input.addEventListener('input', updateFormState);";
     echo "    input.addEventListener('change', updateFormState);";
@@ -1366,7 +1351,6 @@ function render_auth_home_page(array $user, array $otcProducts = [], array $best
     echo "    input.addEventListener('input', updateFormState);";
     echo "    input.addEventListener('change', updateFormState);";
     echo "  });";
-    echo "  const getPaymentTotal = () => Math.round(Array.from(paymentRows.querySelectorAll('[data-otc-payment-amount]')).reduce((sum, input) => sum + (parseFloat(input.value || '0') || 0), 0) * 100) / 100;";
     echo "  const bindPaymentRow = (row) => {";
     echo "    row.querySelectorAll('select, input').forEach((input) => { input.addEventListener('input', updateFormState); input.addEventListener('change', updateFormState); });";
     echo "  };";
@@ -1397,7 +1381,6 @@ function render_auth_home_page(array $user, array $otcProducts = [], array $best
     echo "      .map((input) => ({ productId: parseInt(input.dataset.productId || '0', 10), qty: getInputValue(input) }));";
     echo "    const orderData = {";
     echo "      products: products,";
-    echo "      totalPrice: parseFloat(totalPriceInput.value || '0') || 0,";
     echo "      orderDate: orderDateInput ? orderDateInput.value : '',";
     echo "      payments: Array.from(paymentRows.querySelectorAll('[data-otc-payment-row]')).map((row) => ({ paymentMethod: row.querySelector('[data-otc-payment-method]').value, amount: parseFloat(row.querySelector('[data-otc-payment-amount]').value || '0') || 0 })),";
     echo "      billing: {";