diff --git a/htdocs/fourn/class/fournisseur.facture.class.php b/htdocs/fourn/class/fournisseur.facture.class.php
index 7ec271c84ec..dba7392a9e4 100644
--- a/htdocs/fourn/class/fournisseur.facture.class.php
+++ b/htdocs/fourn/class/fournisseur.facture.class.php
@@ -2804,15 +2804,70 @@ class SupplierInvoiceLine extends CommonObjectLine
 	 */
 	public $fk_prev_id;
 
+	/**
+	 * VAT code
+	 * @var string
+	 */
+	public $vat_src_code;
+
+	/**
+	 * VAT %
+	 * @var float
+	 */
 	public $tva_tx;
+
+    /**
+	 * Local tax 1 %
+	 * @var float
+	 */
 	public $localtax1_tx;
+
+    /**
+	 * Local tax 2 %
+	 * @var float
+	 */
 	public $localtax2_tx;
+
+    /**
+	 * Quantity
+	 * @var double
+	 */
 	public $qty;
+
+    /**
+	 * Percent of discount
+	 * @var float
+	 */
 	public $remise_percent;
+
+    /**
+	 * Total amount without taxes
+	 * @var float
+	 */
 	public $total_ht;
+
+    /**
+	 * Total amount with taxes
+	 * @var float
+	 */
 	public $total_ttc;
+
+    /**
+	 * Total amount of taxes
+	 * @var float
+	 */
 	public $total_tva;
+
+    /**
+	 * Total local tax 1 amount
+	 * @var float
+	 */
 	public $total_localtax1;
+
+    /**
+	 * Total local tax 2 amount
+	 * @var float
+	 */
 	public $total_localtax2;
 
 	/**
@@ -2820,8 +2875,24 @@ class SupplierInvoiceLine extends CommonObjectLine
      */
 	public $fk_product;
 
+	/**
+	 * Type of the product. 0 for product 1 for service
+	 * @var int
+	 */
 	public $product_type;
+
+    /**
+	 * Label of the product
+	 * @var string
+	 */
 	public $product_label;
+
+    /**
+	 * List of cumulative options:
+	 * Bit 0:	0 si TVA normal - 1 si TVA NPR
+	 * Bit 1:	0 si ligne normal - 1 si bit discount (link to line into llx_remise_except)
+	 * @var int
+	 */
 	public $info_bits;
 
 	/**
@@ -2830,8 +2901,22 @@ class SupplierInvoiceLine extends CommonObjectLine
 	public $fk_parent_line;
 
 	public $special_code;
+
+	/**
+     * @var int rank of line
+     */
 	public $rang;
+
+    /**
+	 * Total local tax 1 amount
+	 * @var float
+	 */
 	public $localtax1_type;
+
+    /**
+	 * Total local tax 2 amount
+	 * @var float
+	 */
 	public $localtax2_type;
 
 	// Multicurrency