diff --git a/NOTICE.txt b/NOTICE.txt
index 688fad4e..bfd2c88c 100644
--- a/NOTICE.txt
+++ b/NOTICE.txt
@@ -1,3 +1,3 @@
 gs-quant
 Copyright 2018-2019 Goldman Sachs
-This product contains code copyright Scott Weinstein, licensed under Apache 2.0 license
+This product contains code copyright Muhammad Tauha, licensed under Apache 2.0 license
diff --git a/dco/Muhammad-Tauha.dco b/dco/Muhammad-Tauha.dco
new file mode 100644
index 00000000..3552b50f
--- /dev/null
+++ b/dco/Muhammad-Tauha.dco
@@ -0,0 +1,9 @@
+1) I, Muhammad Tauha, certify that all work committed with the commit message 
+"covered by: Muhammad-Tauha.dco" is my original work and I own the copyright 
+to this work. I agree to contribute this code under the Apache 2.0 license.
+
+2) I understand and agree all contribution including all personal 
+information I submit with it is maintained indefinitely and may be 
+redistributed consistent with the open source license(s) involved. 
+
+This certification is effective for all code contributed from 06-09-2025 to 9999-01-01.