diff --git a/docs/diagrams.md b/docs/diagrams.md
index dbff197..537e935 100644
--- a/docs/diagrams.md
+++ b/docs/diagrams.md
@@ -10,6 +10,16 @@
 
 ![Translaction Flow](https://www.plantuml.com/plantuml/proxy?cache=no&src=https://raw.githubusercontent.com/zainfathoni/kelas.rumahberbagi.com/main/docs/diagrams/transaction-flow.puml)
 
+## State Diagrams
+
+### Transaction State Diagram
+
+![Transaction State Diagram](https://www.plantuml.com/plantuml/proxy?cache=no&src=https://raw.githubusercontent.com/zainfathoni/kelas.rumahberbagi.com/main/docs/diagrams/transaction-state.puml)
+
+### Subscription State Diagram
+
+![Subscription State Diagram](https://www.plantuml.com/plantuml/proxy?cache=no&src=https://raw.githubusercontent.com/zainfathoni/kelas.rumahberbagi.com/main/docs/diagrams/subscription-state.puml)
+
 ## Entity Relationship Diagram
 
 ![Entity Relationship Diagram](https://www.plantuml.com/plantuml/proxy?cache=no&src=https://raw.githubusercontent.com/zainfathoni/kelas.rumahberbagi.com/main/docs/diagrams/erd.puml)
diff --git a/docs/diagrams/subscription-state.puml b/docs/diagrams/subscription-state.puml
new file mode 100644
index 0000000..c421c61
--- /dev/null
+++ b/docs/diagrams/subscription-state.puml
@@ -0,0 +1,9 @@
+@startuml "Subscription State Diagram"
+title Subscription State Diagram
+hide empty description
+
+[*] --> INACTIVE
+INACTIVE --> ACTIVE
+ACTIVE --> INACTIVE
+INACTIVE -right-> [*]
+@enduml
diff --git a/docs/diagrams/transaction-state.puml b/docs/diagrams/transaction-state.puml
new file mode 100644
index 0000000..d46d505
--- /dev/null
+++ b/docs/diagrams/transaction-state.puml
@@ -0,0 +1,8 @@
+@startuml "Transaction State Diagram"
+title Transaction State Diagram
+hide empty description
+
+[*] --> SUBMITTED
+SUBMITTED --> VERIFIED
+VERIFIED --> [*]
+@enduml