diff --git a/lab11.py b/lab11.py
new file mode 100644
index 0000000..1f4f91e
--- /dev/null
+++ b/lab11.py
@@ -0,0 +1,12 @@
+income = float(input("Enter the annual income: "))
+
+if income<85528:
+    tax = income*0.18 - 556.2
+else:
+    tax = 14839.2 + 0.32 * (income - 85528)
+
+if tax<0:
+    tax = 0
+
+tax = round(tax, 0)
+print("The tax is:", tax, "thalers")
\ No newline at end of file