diff --git a/assets/js/admin-script.js b/assets/js/admin-script.js
index f7feece13..31d4bf339 100644
--- a/assets/js/admin-script.js
+++ b/assets/js/admin-script.js
@@ -105,6 +105,20 @@ jQuery( function( $ ) {
 		'delay':     200
 	} );
 
+	function toggle_due_date_custom_days_field() {
+		const due_date_value = $( '#due_date' ).val();
+
+		if ( 'custom' === due_date_value ) {
+			$( '#due_date_custom_days' ).closest( 'tr' ).show();
+		} else {
+			$( '#due_date_custom_days' ).closest( 'tr' ).hide();
+		}
+	}
+
+	toggle_due_date_custom_days_field();
+
+	$( '#due_date' ).change( toggle_due_date_custom_days_field );
+
 	//----------> Preview <----------//
 	// objects
 	let $previewWrapper           = $( '#wpo-wcpdf-preview-wrapper' );
diff --git a/includes/documents/class-wcpdf-invoice.php b/includes/documents/class-wcpdf-invoice.php
index 187920173..095899730 100644
--- a/includes/documents/class-wcpdf-invoice.php
+++ b/includes/documents/class-wcpdf-invoice.php
@@ -506,6 +506,38 @@ public function get_pdf_settings_fields( $option_name ) {
 					'description'	=> sprintf(__( "Disable document when the order total is %s", 'woocommerce-pdf-invoices-packing-slips' ), function_exists('wc_price') ? wc_price( 0 ) : 0 ),
 				)
 			),
+			array(
+				'type'			=> 'setting',
+				'id'			=> 'due_date',
+				'title'			=> __( 'Due date', 'woocommerce-pdf-invoices-packing-slips' ),
+				'callback'		=> 'select',
+				'section'		=> $this->type,
+				'args'			=> array(
+					'option_name'	=> $option_name,
+					'id'			=> 'due_date',
+					'options'       => apply_filters( 'wpo_wcpdf_due_date_options', array(
+						// For predefined dates, use this format: "{number_of_days}_day(s)".
+						'0_day'   => __( 'None', 'wpo_wcpdf_pro' ),
+						'1_day'   => __( '1 day', 'wpo_wcpdf_pro' ),
+						'7_days'  => __( '7 days', 'wpo_wcpdf_pro' ),
+						'30_days' => __( '30 days', 'wpo_wcpdf_pro' ),
+						'custom'  => __( 'Custom date', 'wpo_wcpdf_pro' ),
+					) ),
+					'description'	=> __( 'Select a due date to display in the invoice.', 'woocommerce-pdf-invoices-packing-slips' ),
+				)
+			),
+			array(
+				'type'			=> 'setting',
+				'id'			=> 'due_date_custom_days',
+				'title'			=> __( 'Custom Due Date (Days)', 'woocommerce-pdf-invoices-packing-slips' ),
+				'callback'		=> 'text_input',
+				'section'		=> $this->type,
+				'args'			=> array(
+					'option_name'	=> $option_name,
+					'id'			=> 'due_date_custom_days',
+					'description'	=> __( 'Enter the number of days for the due date.', 'woocommerce-pdf-invoices-packing-slips' ),
+				)
+			),
 			array(
 				'type'     => 'setting',
 				'id'       => 'mark_printed',
@@ -650,6 +682,27 @@ public function get_date_title() {
 		return apply_filters( "wpo_wcpdf_{$this->slug}_date_title", $date_title, $this );
 	}
 
+	/**
+	 * @param \WC_Order|\WC_Order_Refund $order
+	 *
+	 * @return false|string
+	 */
+	public function get_due_date( $order ) {
+		if ( empty( $this->settings['due_date'] ) ) {
+			return false;
+		}
+
+		$due_days = ( 'custom' === $this->settings['due_date'] ) ? intval( $this->settings['due_date_custom_days'] ?? 0 ) : absint( strtok( $this->settings['due_date'], '_' ) );
+
+		if ( 0 >= $due_days ) {
+			return false;
+		}
+
+		$due_date_datetime = $order->get_date_created()->modify( "+$due_days days" );
+
+		return apply_filters( "wpo_wcpdf_{$this->slug}_invoice_due_date", date( 'Y-m-d', $due_date_datetime->getTimestamp() ), $due_date_datetime->getTimestamp(), $order );
+	}
+
 }
 
 endif; // class_exists
diff --git a/templates/Simple/invoice.php b/templates/Simple/invoice.php
index 6c9b6fce3..5cf7cfa05 100644
--- a/templates/Simple/invoice.php
+++ b/templates/Simple/invoice.php
@@ -88,6 +88,12 @@
 					<td><?php echo $payment_method; ?></td>
 				</tr>
 				<?php endif; ?>
+                <?php if ( $due_date = $this->get_due_date( $this->order ) ) : ?>
+				<tr class="due-date">
+					<th><?php _e( 'Due Date:', 'woocommerce-pdf-invoices-packing-slips' ); ?></th>
+					<td><?php echo $due_date; ?></td>
+				</tr>
+				<?php endif; ?>
 				<?php do_action( 'wpo_wcpdf_after_order_data', $this->get_type(), $this->order ); ?>
 			</table>			
 		</td>