diff --git a/custom-pallets/departments/src/lib.rs b/custom-pallets/departments/src/lib.rs
index 07252e4..9f3882a 100644
--- a/custom-pallets/departments/src/lib.rs
+++ b/custom-pallets/departments/src/lib.rs
@@ -225,7 +225,8 @@ pub mod pallet {
 					},
 				},
 				None => {
-					<DepartmentAccounts<T>>::insert(department_id, vec![new_member]);
+					<DepartmentAccounts<T>>::insert(department_id, vec![new_member.clone()]);
+					Self::deposit_event(Event::MemberAdded { new_member, department_id });
 				},
 			}
 
diff --git a/custom-pallets/departments/src/tests.rs b/custom-pallets/departments/src/tests.rs
index 12daec7..800043b 100644
--- a/custom-pallets/departments/src/tests.rs
+++ b/custom-pallets/departments/src/tests.rs
@@ -1,4 +1,4 @@
-use crate::{mock::*, Error, Event, Something};
+use crate::{mock::*, Error, Event};
 use frame_support::{assert_noop, assert_ok};
 use pallet_support::Content;
 
@@ -31,3 +31,135 @@ fn create_department_works() {
 		);
 	});
 }
+
+#[test]
+fn add_member_to_department_works() {
+	new_test_ext().execute_with(|| {
+		// Go past genesis block so events get deposited
+		System::set_block_number(1);
+		let admin_account_id = 1;
+		let new_member_account_id = 2;
+		let new_member_2_account_id = 3;
+		let content: Content = Content::IPFS(
+			"bafkreiaiq24be2iioasr6ftyaum3icmj7amtjkom2jeokov5k5ojwzhvqy"
+				.as_bytes()
+				.to_vec(),
+		);
+
+		// Create a department first
+		assert_ok!(Departments::create_department(
+			RuntimeOrigin::signed(admin_account_id),
+			content.clone()
+		));
+
+		// Get the department ID
+		let department_id = Departments::next_department_id() - 1;
+
+		// Verify that the correct event was emitted for department creation
+		System::assert_last_event(
+			Event::DepartmentCreated { account: admin_account_id, department_id }.into(),
+		);
+
+		// Add a new member to the department
+		assert_ok!(Departments::add_member_to_department(
+			RuntimeOrigin::signed(admin_account_id),
+			department_id,
+			new_member_account_id
+		));
+
+		// Check that the member was added correctly
+		let stored_accounts = Departments::department_accounts(department_id).unwrap();
+		assert!(stored_accounts.contains(&new_member_account_id));
+
+		// Verify that the correct event was emitted for adding a member
+		System::assert_last_event(
+			Event::MemberAdded { new_member: new_member_account_id, department_id }.into(),
+		);
+
+		// Add a new member to the department
+		assert_ok!(Departments::add_member_to_department(
+			RuntimeOrigin::signed(admin_account_id),
+			department_id,
+			new_member_2_account_id
+		));
+
+		// Check that the member was added correctly
+		let stored_accounts = Departments::department_accounts(department_id).unwrap();
+		assert!(stored_accounts.contains(&new_member_2_account_id));
+
+		// Verify that the correct event was emitted for adding a member
+		System::assert_last_event(
+			Event::MemberAdded { new_member: new_member_2_account_id, department_id }.into(),
+		);
+	});
+}
+
+#[test]
+fn add_member_to_department_fails_if_not_admin() {
+	new_test_ext().execute_with(|| {
+		System::set_block_number(1);
+		let non_admin_account_id = 2;
+		let new_member_account_id = 3;
+		let content: Content = Content::IPFS(
+			"bafkreiaiq24be2iioasr6ftyaum3icmj7amtjkom2jeokov5k5ojwzhvqy"
+				.as_bytes()
+				.to_vec(),
+		);
+
+		// Create a department with account_id 1 as the admin
+		assert_ok!(Departments::create_department(RuntimeOrigin::signed(1), content.clone()));
+
+		// Get the department ID
+		let department_id = Departments::next_department_id() - 1;
+
+		// Try to add a member with a non-admin account, should fail
+		assert_noop!(
+			Departments::add_member_to_department(
+				RuntimeOrigin::signed(non_admin_account_id),
+				department_id,
+				new_member_account_id
+			),
+			Error::<Test>::NotAdmin
+		);
+	});
+}
+
+#[test]
+fn add_member_to_department_fails_if_already_member() {
+	new_test_ext().execute_with(|| {
+		System::set_block_number(1);
+		let admin_account_id = 1;
+		let new_member_account_id = 2;
+		let content: Content = Content::IPFS(
+			"bafkreiaiq24be2iioasr6ftyaum3icmj7amtjkom2jeokov5k5ojwzhvqy"
+				.as_bytes()
+				.to_vec(),
+		);
+
+		// Create a department first
+		assert_ok!(Departments::create_department(
+			RuntimeOrigin::signed(admin_account_id),
+			content.clone()
+		));
+
+		// Get the department ID
+		let department_id = Departments::next_department_id() - 1;
+
+		// Add the member for the first time
+		assert_ok!(Departments::add_member_to_department(
+			RuntimeOrigin::signed(admin_account_id),
+			department_id,
+			new_member_account_id
+		));
+
+		// Try to add the same member again, should fail
+		assert_noop!(
+			Departments::add_member_to_department(
+				RuntimeOrigin::signed(admin_account_id),
+				department_id,
+				new_member_account_id
+			),
+			Error::<Test>::AlreadyMember
+		);
+	});
+}