diff --git a/tm_admin/tasks/task_annotations.yaml b/tm_admin/tasks/task_annotations.yaml
new file mode 100644
index 00000000..2c802598
--- /dev/null
+++ b/tm_admin/tasks/task_annotations.yaml
@@ -0,0 +1,27 @@
+---
+# This file is used to generate the full SQL to create database
+# tables, as well as the protobuf files.
+
+- task_annotations:
+    - id:
+        - int32
+        - required: true
+        - share: true
+        - sequence: true
+        - unique: true
+    - project_id:
+        - int32
+        - required: true
+    - task_id:
+        - int32
+        - required: true
+    - annotation_type:
+        - string
+    - annotation_source:
+        - string
+    - updated_timestamp:
+        - timestamp
+        - required: true
+    - properties:
+        - json
+        - required: true
diff --git a/tm_admin/tasks/task_history.yaml b/tm_admin/tasks/task_history.yaml
index f0e5ea46..f1015708 100644
--- a/tm_admin/tasks/task_history.yaml
+++ b/tm_admin/tasks/task_history.yaml
@@ -5,10 +5,13 @@
 - task_history:
     - id:
         - int64
+        - required: true
     - project_id:
         - int64
+        - required: true
     - task_id:
         - int64
+        - required: true
     - action:
         - string
     - action_text:
diff --git a/tm_admin/tasks/task_invalidation_history.yaml b/tm_admin/tasks/task_invalidation_history.yaml
new file mode 100644
index 00000000..cfe46ec8
--- /dev/null
+++ b/tm_admin/tasks/task_invalidation_history.yaml
@@ -0,0 +1,33 @@
+---
+# This file is used to generate the full SQL to create database
+# tables, as well as the protobuf files.
+
+- task_invalidation_history:
+    - id:
+        - int32
+        - required: true
+        - share: true
+        - sequence: true
+        - unique: true
+    - project_id:
+        - int32
+    - task_id:
+        - int32
+    - is_closed:
+        - bool
+    - mapper_id:
+        - int64
+    - mapped_date:
+        - timestamp
+    - invalidator_id:
+        - int64
+    - invalidated_date:
+        - timestamp
+    - invalidation_history_id:
+        - in32
+    - validator_id:
+        - int64
+    - validated_date:
+        - timestamp
+    - updated_date:
+        - timestamp