diff --git a/active_research.md b/active_research.md
index c65de46..bd4ac48 100644
--- a/active_research.md
+++ b/active_research.md
@@ -1,4 +1,13 @@
-# Active research work (BA/MA/GR/IDP) at the chair
+# Active research work at the chair
+
+
+** IMPORTANT NOTE **: The students must keep the page up-to-date, i.e., they should add an entry before finalizing the registration process and delete the entry after finalizing their research work.
+
+** Code ** 
+  - BA: BSc thesis
+  - MA: MSc thesis
+  - GR: Guided Research
+  - IDP: Interdisciplinary work
 
 | Student            | Title                                                                                 | Type | Advisors          | Dates |
 | ------------------ | ------------------------------------------------------------------------------------- | ---- | ----------------- | --------------- |