diff --git a/htdocs/api/class/api_dictionary.class.php b/htdocs/api/class/api_dictionary.class.php
index 93f16d44377..e65bac7c670 100644
--- a/htdocs/api/class/api_dictionary.class.php
+++ b/htdocs/api/class/api_dictionary.class.php
@@ -1,5 +1,9 @@
 <?php
-/* Copyright (C) 2017	Neil Orley	<neil.orley@oeris.fr>
+/* Copyright (C) 2016   Xebax Christy           <xebax@wanadoo.fr>
+ * Copyright (C) 2016	Laurent Destailleur		<eldy@users.sourceforge.net>
+ * Copyright (C) 2017	Regis Houssin	<regis.houssin@capnetworks.com>
+ * Copyright (C) 2017	Neil Orley	<neil.orley@oeris.fr>
+ *
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -21,7 +25,7 @@ require_once DOL_DOCUMENT_ROOT.'/main.inc.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/ccountry.class.php';
 
 /**
- * API class for payment type (content of the paiement dictionary)
+ * API class for dictionaries
  *
  * @access protected
  * @class DolibarrApiAccess {@requires user,external}
@@ -47,13 +51,14 @@ class Dictionary extends DolibarrApi
      * @param int       $limit      Number of items per page
      * @param int       $page       Page number {@min 0}
      * @param int       $active     Payment type is active or not {@min 0} {@max 1}
-     * @param string    $sqlfilters SQL criteria to filter. Syntax example "(t.code:=:'CHQ')"
+     * @param string    $sqlfilters SQL criteria to filter with. Syntax example "(t.code:=:'CHQ')"
      * 
-     * @url     GET payments
+     * @url     GET payment/types
      *
-     * @return List of payment types
-     *
-     * @throws RestException
+     * @return array [List of payment types]
+     *     
+     * @throws 400 RestException
+     * @throws 200 OK
      */
     function getPaymentTypes($sortfield = "code", $sortorder = 'ASC', $limit = 100, $page = 0, $active = 1, $sqlfilters = '')
     {
@@ -62,14 +67,15 @@ class Dictionary extends DolibarrApi
         $sql = "SELECT id, code, type, libelle as label, module";
         $sql.= " FROM ".MAIN_DB_PREFIX."c_paiement as t";
         $sql.= " WHERE t.active = ".$active;
+        
         // Add sql filters
         if ($sqlfilters)
         {
             if (! DolibarrApi::_checkFilters($sqlfilters))
             {
-                throw new RestException(503, 'Error when validating parameter sqlfilters '.$sqlfilters);
+                throw new RestException(400, 'error when validating parameter sqlfilters '.$sqlfilters);
             }
-	        $regexstring='\(([^:\'\(\)]+:[^:\'\(\)]+:[^:\(\)]+)\)';
+	          $regexstring='\(([^:\'\(\)]+:[^:\'\(\)]+:[^:\(\)]+)\)';
             $sql.=" AND (".preg_replace_callback('/'.$regexstring.'/', 'DolibarrApi::_forge_criteria_callback', $sqlfilters).")";
         }
 
@@ -94,7 +100,7 @@ class Dictionary extends DolibarrApi
                 $list[] = $this->db->fetch_object($result);
             }
         } else {
-            throw new RestException(503, 'Error when retrieving list of payment types : '.$this->db->lasterror());
+            throw new RestException(400, $this->db->lasterror());
         }
 
         return $list;
@@ -447,6 +453,68 @@ class Dictionary extends DolibarrApi
         }
         
         return $list;
-    }       
+    } 
+    
+    /**
+     * Get the list of payments terms.
+     *
+     * @param string    $sortfield  Sort field
+     * @param string    $sortorder  Sort order
+     * @param int       $limit      Number of items per page
+     * @param int       $page       Page number {@min 0}
+     * @param int       $active     Payment term is active or not {@min 0} {@max 1}
+     * @param string    $sqlfilters SQL criteria to filter. Syntax example "(t.code:=:'CHQ')"
+     * 
+     * @url     GET payment/terms
+     *
+     * @return array List of payment terms
+     *
+     * @throws 400 RestException
+     * @throws 200 OK
+     */
+    function getPaymentTerms($sortfield = "sortorder", $sortorder = 'ASC', $limit = 100, $page = 0, $active = 1, $sqlfilters = '')
+    {
+        $list = array();
+
+        $sql = "SELECT rowid as id, code, sortorder, libelle as label, libelle_facture as descr, type_cdr, nbjour, decalage, module";
+        $sql.= " FROM ".MAIN_DB_PREFIX."c_payment_term as t";
+        $sql.= " WHERE t.active = ".$active;
+        // Add sql filters
+        if ($sqlfilters)
+        {
+            if (! DolibarrApi::_checkFilters($sqlfilters))
+            {
+                throw new RestException(400, 'Error when validating parameter sqlfilters '.$sqlfilters);
+            }
+	        $regexstring='\(([^:\'\(\)]+:[^:\'\(\)]+:[^:\(\)]+)\)';
+            $sql.=" AND (".preg_replace_callback('/'.$regexstring.'/', 'DolibarrApi::_forge_criteria_callback', $sqlfilters).")";
+        }
+
+
+        $sql.= $this->db->order($sortfield, $sortorder);
+
+        if ($limit) {
+            if ($page < 0) {
+                $page = 0;
+            }
+            $offset = $limit * $page;
+
+            $sql .= $this->db->plimit($limit, $offset);
+        }
+
+        $result = $this->db->query($sql);
+
+        if ($result) {
+            $num = $this->db->num_rows($result);
+            $min = min($num, ($limit <= 0 ? $num : $limit));
+            for ($i = 0; $i < $min; $i++) {
+                $list[] = $this->db->fetch_object($result);
+            }
+        } else {
+            throw new RestException(400, $this->db->lasterror());
+        }
+
+        return $list;
+    }          
 
 }