diff --git a/data/tariffplans/nifilters/Filters.csv b/data/tariffplans/nifilters/Filters.csv
new file mode 100644
index 000000000..91d3090a2
--- /dev/null
+++ b/data/tariffplans/nifilters/Filters.csv
@@ -0,0 +1,9 @@
+#Tenant[0],ID[1],Type[2],Element[3],Values[4],ActivationInterval[5]
+cgrates.org,NIFLTR_ACT_1001,*nistring,~*req.Account,1001,
+cgrates.org,NIFLTR_PRF,*niprefix,~*req.Destination,10;20,
+cgrates.org,NIFLTR_SFX,*nisuffix,~*req.Destination,01,2014-07-29T15:00:00Z
+
+
+
+
+
diff --git a/docs/filters.rst b/docs/filters.rst
index a91d9e0f9..63df4d902 100644
--- a/docs/filters.rst
+++ b/docs/filters.rst
@@ -54,18 +54,27 @@ The following types are implemented:
 \*notstring 
 	Is the negation of *\*string*.
 
+\*nistring
+     Non-indexed version of *\*string*. Bypasses field indexing.
+
 \*prefix
 	Will match at beginning of *Element* one of the values defined inside *Values*.
 
 \*notprefix 
 	Is the negation of *\*prefix*.
 
+\*niprefix
+    Non-indexed version of *\*prefix*. Bypasses field indexing.
+
 \*suffix
 	Will match at end of *Element* one of the values defined inside *Values*.
 
 \*notsuffix* 
 	Is the negation of *\*suffix*.
 
+\*nisuffix*
+    Non-indexed version of *\*suffix*.. Bypasses field indexing.
+
 \*empty
 	Will make sure that *Element* is empty or it does not exist in the event.
 
@@ -78,6 +87,9 @@ The following types are implemented:
 \*notexists
 	Is the negation of *\*exists*.
 
+\*niexists
+    Non-indexed version of *\*exists*. Bypasses field indexing.
+
 \*timings
 	Will compare the time contained in *Element* with one of the TimingIDs defined in Values.