From 8b22b1d733cc1eaacda3b22c42ff184b09869898 Mon Sep 17 00:00:00 2001
From: SteveIreland <stevei@ruledomain.com>
Date: Thu, 20 Aug 2020 22:03:59 -0400
Subject: [PATCH] Fixes #2920 issue with computing item tax basis with base
 non-include taxes not factoring including discounts.

---
 application/libraries/Tax_lib.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/application/libraries/Tax_lib.php b/application/libraries/Tax_lib.php
index a66487d46..64515421d 100644
--- a/application/libraries/Tax_lib.php
+++ b/application/libraries/Tax_lib.php
@@ -80,7 +80,7 @@ class Tax_lib
 					foreach($tax_info as $tax)
 					{
 						// This computes tax for each line item and adds it to the tax type total
-						$tax_basis = $this->CI->sale_lib->get_item_total($item['quantity'], $item['price'], $item['discount'], TRUE);
+						$tax_basis = $this->CI->sale_lib->get_item_total($item['quantity'], $item['price'], $item['discount'], $item['discount_type'], TRUE);
 						$tax_amount = 0.0;
 
 						if($this->CI->config->item('tax_included'))