diff --git a/openfisca_tunisia/units.yaml b/openfisca_tunisia/units.yaml
new file mode 100644
index 00000000..c60a199f
--- /dev/null
+++ b/openfisca_tunisia/units.yaml
@@ -0,0 +1,24 @@
+- name: /1
+  label:
+    one: pourcent
+    other: pourcents
+  ratio: true
+  short_label: "%"
+- name: currency
+  label:
+    one: Monnaie tunisienne
+    other: Monnaies tunisiennes
+  short_label: DT
+- name: day
+  label:
+    one: jour
+    other: jours
+- name: month
+  label: mois
+- name: year
+  label:
+    one: année
+    other: années
+  short_label:
+    one: an
+    other: ans