diff --git a/src/components/auth/AuthForm.jsx b/src/components/auth/AuthForm.jsx
index 3f9a0ff..95e3a58 100644
--- a/src/components/auth/AuthForm.jsx
+++ b/src/components/auth/AuthForm.jsx
@@ -12,7 +12,7 @@ const FORM_TYPE = {
 };
 
 const AuthForm = ({
-  type, fields, onChange, onSubmit,
+  type, fields, onChange, onSubmit, error,
 }) => {
   const formType = FORM_TYPE[type];
 
@@ -60,6 +60,9 @@ const AuthForm = ({
             onChange={handleChange}
           />
         )}
+        {error && (
+          <div>{error}</div>
+        )}
         <button
           data-testid="auth-button"
           type="submit"
diff --git a/src/containers/auth/RegisterFormContainer.jsx b/src/containers/auth/RegisterFormContainer.jsx
index d863ab5..6ce7436 100644
--- a/src/containers/auth/RegisterFormContainer.jsx
+++ b/src/containers/auth/RegisterFormContainer.jsx
@@ -1,17 +1,22 @@
-import React, { useCallback, useEffect } from 'react';
+import React, { useCallback, useEffect, useState } from 'react';
 
 import { useUnmount } from 'react-use';
 import { useHistory } from 'react-router-dom';
 import { useSelector, useDispatch } from 'react-redux';
 
-import { get } from '../../util/utils';
+import { ERROR_MESSAGE, FIREBASE_AUTH_ERROR_MESSAGE } from '../../util/messages';
+import { get, isCheckValidate } from '../../util/utils';
 import {
   changeAuthField, clearAuth, clearAuthFields, requestRegister,
 } from '../../reducers/slice';
 
 import AuthForm from '../../components/auth/AuthForm';
 
+const { NO_INPUT, NOT_MATCH_PASSWORD, FAILURE_REGISTER } = ERROR_MESSAGE;
+
 const RegisterFormContainer = () => {
+  const [error, setError] = useState(null);
+
   const dispatch = useDispatch();
   const history = useHistory();
 
@@ -30,11 +35,23 @@ const RegisterFormContainer = () => {
     );
   }, [dispatch]);
 
-  const onSubmit = useCallback(() => {
-    // TODO: 회원가입 validation 체크 로직 추가
+  const onSubmit = () => {
+    const { userEmail, password, passwordConfirm } = register;
+
+    if (isCheckValidate([userEmail, password, passwordConfirm])) {
+      setError(NO_INPUT);
+      return;
+    }
+
+    if (password !== passwordConfirm) {
+      setError(NOT_MATCH_PASSWORD);
+      dispatch(changeAuthField({ form: 'register', name: 'password', value: '' }));
+      dispatch(changeAuthField({ form: 'register', name: 'passwordConfirm', value: '' }));
+      return;
+    }
 
     dispatch(requestRegister());
-  }, [dispatch]);
+  };
 
   useEffect(() => {
     if (user) {
@@ -48,8 +65,10 @@ const RegisterFormContainer = () => {
     }
 
     if (authError) {
-      // TODO: error 처리 추가
-      console.error(authError);
+      setError(
+        FIREBASE_AUTH_ERROR_MESSAGE[authError]
+        || FAILURE_REGISTER,
+      );
     }
   }, [auth, authError]);
 
@@ -61,6 +80,7 @@ const RegisterFormContainer = () => {
   return (
     <AuthForm
       type="register"
+      error={error}
       fields={register}
       onChange={onChangeRegisterField}
       onSubmit={onSubmit}
diff --git a/src/containers/auth/RegisterFormContainer.test.jsx b/src/containers/auth/RegisterFormContainer.test.jsx
index b0c8916..8f7c588 100644
--- a/src/containers/auth/RegisterFormContainer.test.jsx
+++ b/src/containers/auth/RegisterFormContainer.test.jsx
@@ -29,11 +29,7 @@ describe('RegisterFormContainer', () => {
       user: given.user,
       auth: given.auth,
       authError: given.authError,
-      register: {
-        userEmail: '',
-        password: '',
-        passwordConfirm: '',
-      },
+      register: given.register,
     }));
   });
 
@@ -44,6 +40,12 @@ describe('RegisterFormContainer', () => {
   ));
 
   it('renders register form text', () => {
+    given('register', () => ({
+      userEmail: '',
+      password: '',
+      passwordConfirm: '',
+    }));
+
     const { container, getByPlaceholderText } = renderRegisterFormContainer();
 
     expect(container).toHaveTextContent('회원가입');
@@ -54,6 +56,12 @@ describe('RegisterFormContainer', () => {
 
   describe('action dispatch in register page', () => {
     it('change event calls dispatch', () => {
+      given('register', () => ({
+        userEmail: '',
+        password: '',
+        passwordConfirm: '',
+      }));
+
       const { getByPlaceholderText } = renderRegisterFormContainer();
 
       const inputs = [
@@ -80,20 +88,87 @@ describe('RegisterFormContainer', () => {
       });
     });
 
-    it('submit event calls dispatch', () => {
-      const { getByTestId } = renderRegisterFormContainer();
+    context('without validation error', () => {
+      given('register', () => ({
+        userEmail: 'seungmin@example.com',
+        password: '123456',
+        passwordConfirm: '123456',
+      }));
+
+      it('submit event calls dispatch', () => {
+        const { getByTestId } = renderRegisterFormContainer();
 
-      const button = getByTestId('auth-button');
+        const button = getByTestId('auth-button');
 
-      expect(button).not.toBeNull();
+        expect(button).not.toBeNull();
 
-      fireEvent.submit(button);
+        fireEvent.submit(button);
 
-      expect(dispatch).toBeCalled();
+        expect(dispatch).toBeCalled();
+      });
+    });
+
+    context('with validation check error', () => {
+      describe('When there is something that has not been entered', () => {
+        given('register', () => ({
+          userEmail: '',
+          password: '',
+          passwordConfirm: '',
+        }));
+
+        it('renders error message "There are some items that have not been entered."', () => {
+          const { getByTestId, container } = renderRegisterFormContainer();
+
+          const button = getByTestId('auth-button');
+
+          expect(button).not.toBeNull();
+
+          fireEvent.submit(button);
+
+          expect(dispatch).not.toBeCalled();
+
+          expect(container).toHaveTextContent('입력이 안된 사항이 있습니다.');
+        });
+      });
+
+      describe('When the password and password confirmation value are different', () => {
+        given('register', () => ({
+          userEmail: 'seungmin@example.com',
+          password: '1234561',
+          passwordConfirm: '1232456',
+        }));
+
+        it('renders error message "The password is different."', () => {
+          const { getByTestId, container } = renderRegisterFormContainer();
+
+          const button = getByTestId('auth-button');
+
+          expect(button).not.toBeNull();
+
+          fireEvent.submit(button);
+
+          expect(dispatch).toBeCalledWith({
+            payload: {
+              form: 'register',
+              name: 'password',
+              value: '',
+            },
+            type: 'application/changeAuthField',
+          });
+
+          expect(container).toHaveTextContent('비밀번호가 일치하지 않습니다.');
+        });
+      });
     });
   });
 
   describe('actions after signing up', () => {
+    given('register', () => ({
+      userEmail: '',
+      password: '',
+      passwordConfirm: '',
+    }));
+
     context('when success auth to register', () => {
       given('auth', () => ({
         auth: 'seungmin@naver.com',
@@ -106,15 +181,26 @@ describe('RegisterFormContainer', () => {
       });
     });
 
-    // TODO: 현재 authError는 콘솔 출력
     context('when failure auth to register', () => {
       given('authError', () => ({
         authError: 'error',
       }));
+
+      it('renders error message', () => {
+        const { container } = renderRegisterFormContainer();
+
+        expect(container).toHaveTextContent('회원가입에 실패하였습니다.');
+      });
     });
   });
 
   describe('action after login', () => {
+    given('register', () => ({
+      userEmail: '',
+      password: '',
+      passwordConfirm: '',
+    }));
+
     given('user', () => ({
       user: 'seungmin@naver.com',
     }));
diff --git a/src/containers/write/WriteButtonsContainer.jsx b/src/containers/write/WriteButtonsContainer.jsx
index cd5a16c..c8864d7 100644
--- a/src/containers/write/WriteButtonsContainer.jsx
+++ b/src/containers/write/WriteButtonsContainer.jsx
@@ -3,14 +3,15 @@ import React, { useEffect, useCallback, useState } from 'react';
 import { useDispatch, useSelector } from 'react-redux';
 import { useHistory } from 'react-router-dom';
 
-import { get } from '../../util/utils';
+import { ERROR_MESSAGE } from '../../util/messages';
+import { get, isCheckValidate } from '../../util/utils';
 import { writeStudyGroup } from '../../reducers/slice';
 
 import WriteButtons from '../../components/write/WriteButtons';
 
-const checkTrim = (value) => value.trim();
+const isCheckApplyEndDate = (applyDate) => Date.now() - applyDate >= 0;
 
-const isCheckValidate = (values) => values.map(checkTrim).includes('');
+const { NO_INPUT, NO_TAG, FAST_APPLY_DEADLINE } = ERROR_MESSAGE;
 
 const WriteButtonsContainer = () => {
   const [error, setError] = useState(null);
@@ -29,17 +30,17 @@ const WriteButtonsContainer = () => {
 
   const onSubmit = () => {
     if (isCheckValidate([title, applyEndDate, personnel])) {
-      setError('입력이 안된 사항이 있습니다.');
+      setError(NO_INPUT);
       return;
     }
 
     if (!tags.length) {
-      setError('태그를 입력하세요.');
+      setError(NO_TAG);
       return;
     }
 
-    if (Date.now() - applyEndTime >= 0) {
-      setError('접수 마감날짜가 현재 시간보다 빠릅니다.');
+    if (isCheckApplyEndDate(applyEndTime)) {
+      setError(FAST_APPLY_DEADLINE);
       return;
     }
 
diff --git a/src/util/messages.js b/src/util/messages.js
new file mode 100644
index 0000000..9eb700e
--- /dev/null
+++ b/src/util/messages.js
@@ -0,0 +1,13 @@
+export const ERROR_MESSAGE = {
+  NO_INPUT: '입력이 안된 사항이 있습니다.',
+  NOT_MATCH_PASSWORD: '비밀번호가 일치하지 않습니다.',
+  NO_TAG: '태그를 입력하세요.',
+  FAST_APPLY_DEADLINE: '접수 마감날짜가 현재 시간보다 빠릅니다.',
+  FAILURE_REGISTER: '회원가입에 실패하였습니다.',
+};
+
+export const FIREBASE_AUTH_ERROR_MESSAGE = {
+  'auth/email-already-in-use': '이미 가입된 사용자입니다.',
+  'auth/weak-password': '6자리 이상의 비밀번호를 입력하세요.',
+  'auth/too-many-requests': '잠시 후 다시 시도해 주세요.',
+};
diff --git a/src/util/utils.js b/src/util/utils.js
index ece499f..4425d23 100644
--- a/src/util/utils.js
+++ b/src/util/utils.js
@@ -9,3 +9,7 @@ export function equal(key, value) {
 export const isCheckedTimeStatus = ({
   time, applyEndTime, participants, personnel,
 }) => (!!((time - applyEndTime >= 0 || participants.length === parseInt(personnel, 10))));
+
+const checkTrim = (value) => value.trim();
+
+export const isCheckValidate = (values) => values.map(checkTrim).includes('');