diff --git a/src/entities/additional-service/api/link-payment/use-extension-link-pay-request-mutation.ts b/src/entities/additional-service/api/link-payment/use-extension-link-pay-request-mutation.ts
new file mode 100644
index 0000000..be99c74
--- /dev/null
+++ b/src/entities/additional-service/api/link-payment/use-extension-link-pay-request-mutation.ts
@@ -0,0 +1,26 @@
+import axios from 'axios';
+import { API_URL_ADDITIONAL_SERVICE } from '@/shared/api/api-url-additional-service';
+import { resultify } from '@/shared/lib/resultify';
+import { CBDCAxiosError } from '@/shared/@types/error';
+import {
+    useMutation,
+    UseMutationOptions
+} from '@tanstack/react-query';
+import { ExtensionLinkPayRequestParams, ExtensionLinkPayRequestResponse } from '../../model/types';
+
+export const extensionLinkPayRequest = (params: ExtensionLinkPayRequestParams) => {
+  return resultify(
+    axios.post<ExtensionLinkPayRequestResponse>(API_URL_ADDITIONAL_SERVICE.extensionLinkPaymentRequest(), params),
+  );
+};
+
+export const useExtensionLinkPayRequestMutation = (options?: UseMutationOptions<ExtensionLinkPayRequestResponse, CBDCAxiosError, ExtensionLinkPayRequestParams>) => {
+  const mutation = useMutation<ExtensionLinkPayRequestResponse, CBDCAxiosError, ExtensionLinkPayRequestParams>({
+    ...options,
+    mutationFn: (params: ExtensionLinkPayRequestParams) => extensionLinkPayRequest(params),
+  });
+
+  return {
+    ...mutation,
+  };
+};
\ No newline at end of file
diff --git a/src/entities/additional-service/api/link-payment/use-extension-link-pay-wait-delete-mutation.ts b/src/entities/additional-service/api/link-payment/use-extension-link-pay-wait-delete-mutation.ts
index b55ac87..b2a5b64 100644
--- a/src/entities/additional-service/api/link-payment/use-extension-link-pay-wait-delete-mutation.ts
+++ b/src/entities/additional-service/api/link-payment/use-extension-link-pay-wait-delete-mutation.ts
@@ -13,7 +13,7 @@ import { ExtensionLinkPayWaitDeleteParams } from '../../model/types';
 
 export const extensionLinkPayWaitDelete = async (params: ExtensionLinkPayWaitDeleteParams)=> {
     return resultify(
-        axios.post<ExtensionLinkPayWaitDeleteRespone>(API_URL_ADDITIONAL_SERVICE.extensionLinkPayMentWaitDelete(), params)
+        axios.post<ExtensionLinkPayWaitDeleteRespone>(API_URL_ADDITIONAL_SERVICE.extensionLinkPaymentWaitDelete(), params)
     );
 };
 
diff --git a/src/entities/additional-service/model/types.ts b/src/entities/additional-service/model/types.ts
index 506ad99..29de313 100644
--- a/src/entities/additional-service/model/types.ts
+++ b/src/entities/additional-service/model/types.ts
@@ -215,6 +215,21 @@ export enum LinkPaymentSendingStatus {
   SEND_CANCEL = "SEND_CANCEL"
 }
 
+export enum IdentityType {
+  INDIVIDUAL = "INDIVIDUAL",
+  CORPORATE = "CORPORATE"
+}
+
+export enum Language {
+  KR = "KR",
+  EN = "EN"
+}
+
+export enum LinkContentType {
+  BASIC = "BASIC",
+  ADDITIONAL = "ADDITIONAL"
+}
+
 export interface LinkPaymentHistoryListItem {
   tid?: string;
   // TODO : buyerName 필요
@@ -396,6 +411,45 @@ export interface ExtensionLinkPayHistoryDownloadExcelRespone {
   status: boolean;
 }
 
+export interface ExtensionLinkPayRequestParams extends ExtensionRequestParams {
+  sendMethod: string;
+  goodsName: string;
+  amount: number;
+  moid: string;
+  paymentExpiryDate: string;
+  buyerName: string;
+  email: string;
+  phoneNumber: string;
+  isIdentity: boolean;
+  identityType: IdentityType;
+  identityValue: string;
+  language: Language;
+  linkContentType: LinkContentType;
+}
+
+export interface ExtensionLinkPayRequestResponse {
+  status: boolean
+}
+
+export interface LinkPaymentFormData {
+  // Step 1
+  mid: string;
+  sendMethod: LinkPaymentSendMethod;
+  goodsName: string;
+  amount: number;
+  moid: string;
+  paymentExpiryDate: string;
+  // Step 2
+  buyerName: string;
+  email: string;
+  phoneNumber: string;
+  isIdentity: boolean;
+  identityType: IdentityType;
+  identityValue: string;
+  language: Language;
+  linkContentType: LinkContentType;
+}
+
 export interface ExtensionLinkPayHistoryDetailParams extends ExtensionRequestParams {
   tid: string;
 }
diff --git a/src/entities/additional-service/ui/link-payment/apply/link-payment-step1.tsx b/src/entities/additional-service/ui/link-payment/apply/link-payment-step1.tsx
index efecb06..28374c0 100644
--- a/src/entities/additional-service/ui/link-payment/apply/link-payment-step1.tsx
+++ b/src/entities/additional-service/ui/link-payment/apply/link-payment-step1.tsx
@@ -1,33 +1,31 @@
-import { useState } from 'react';
 import { PATHS } from '@/shared/constants/paths';
 import { useNavigate } from '@/shared/lib/hooks/use-navigate';
 import { useSetOnBack } from '@/widgets/sub-layout/use-sub-layout';
-import { IMAGE_ROOT } from '@/shared/constants/common';
+import { LinkPaymentFormData, LinkPaymentSendMethod } from '@/entities/additional-service/model/types';
+import { SingleDatePicker } from '@/shared/ui/filter/single-date-picker';
 
-export const LinkPaymentStep1 = () => {
+interface LinkPaymentStep1Props {
+  formData: LinkPaymentFormData;
+  setFormData: (formData: LinkPaymentFormData) => void;
+}
+
+export const LinkPaymentStep1 = ({ formData, setFormData }: LinkPaymentStep1Props) => {
   const { navigate } = useNavigate();
 
   useSetOnBack(() => {
     navigate(PATHS.additionalService.intro);
   });
-  const [selectedPaymentMethod, setSelectedPaymentMethod] = useState('SMS');
-  const [formData, setFormData] = useState({
-    merchant: 'nictest001m',
-    productName: '',
-    productPrice: '',
-    orderNumber: '',
-    validDate: '2025.06.30'
-  });
 
-  const handlePaymentMethodChange = (method: string) => {
-    setSelectedPaymentMethod(method);
+  const handlePaymentMethodChange = (method: LinkPaymentSendMethod) => {
+    setFormData({ ...formData, sendMethod: method });
   };
 
   const handleInputChange = (field: string, value: string) => {
-    setFormData(prev => ({
-      ...prev,
-      [field]: value
-    }));
+    setFormData({ ...formData, [field]: value });
+  };
+
+  const handleDateChange = (date: string) => {
+    setFormData({ ...formData, paymentExpiryDate: date });
   };
 
   return (
@@ -38,8 +36,8 @@ export const LinkPaymentStep1 = () => {
           <div className="issue-field">
             <select
               className="wid-100"
-              value={formData.merchant}
-              onChange={(e) => handleInputChange('merchant', e.target.value)}
+              value={formData.mid}
+              onChange={(e) => handleInputChange('mid', e.target.value)}
             >
               <option>nictest001m</option>
             </select>
@@ -51,20 +49,20 @@ export const LinkPaymentStep1 = () => {
           <div className="issue-field">
             <div className="chip-row">
               <span
-                className={`keyword-tag flex-1 ${selectedPaymentMethod === 'SMS' ? 'active' : ''}`}
-                onClick={() => handlePaymentMethodChange('SMS')}
+                className={`keyword-tag flex-1 ${formData.sendMethod === 'SMS' ? 'active' : ''}`}
+                onClick={() => handlePaymentMethodChange(LinkPaymentSendMethod.SMS)}
               >
                 SMS
               </span>
               <span
-                className={`keyword-tag flex-1 ${selectedPaymentMethod === '이메일' ? 'active' : ''}`}
-                onClick={() => handlePaymentMethodChange('이메일')}
+                className={`keyword-tag flex-1 ${formData.sendMethod === 'EMAIL' ? 'active' : ''}`}
+                onClick={() => handlePaymentMethodChange(LinkPaymentSendMethod.EMAIL)}
               >
                 이메일
               </span>
               <span
-                className={`keyword-tag flex-1 ${selectedPaymentMethod === '카카오' ? 'active' : ''}`}
-                onClick={() => handlePaymentMethodChange('카카오')}
+                className={`keyword-tag flex-1 ${formData.sendMethod === 'KAKAO' ? 'active' : ''}`}
+                onClick={() => handlePaymentMethodChange(LinkPaymentSendMethod.KAKAO)}
               >
                 카카오
               </span>
@@ -78,8 +76,8 @@ export const LinkPaymentStep1 = () => {
             <input
               type="text"
               placeholder=""
-              value={formData.productName}
-              onChange={(e) => handleInputChange('productName', e.target.value)}
+              value={formData.goodsName}
+              onChange={(e) => handleInputChange('goodsName', e.target.value)}
             />
           </div>
         </div>
@@ -90,8 +88,8 @@ export const LinkPaymentStep1 = () => {
             <input
               type="text"
               placeholder=""
-              value={formData.productPrice}
-              onChange={(e) => handleInputChange('productPrice', e.target.value)}
+              value={formData.amount}
+              onChange={(e) => handleInputChange('amount', e.target.value)}
             />
           </div>
         </div>
@@ -102,8 +100,8 @@ export const LinkPaymentStep1 = () => {
             <input
               type="text"
               placeholder=""
-              value={formData.orderNumber}
-              onChange={(e) => handleInputChange('orderNumber', e.target.value)}
+              value={formData.moid}
+              onChange={(e) => handleInputChange('moid', e.target.value)}
             />
           </div>
         </div>
@@ -112,20 +110,11 @@ export const LinkPaymentStep1 = () => {
           <div className="issue-label">결제 유효일</div>
           <div className="issue-field">
             <div className="link-apply-date">
-              <div className="input-wrapper date">
-                <input
-                  type="text"
-                  value={formData.validDate}
-                  className="date-input"
-                  onChange={(e) => handleInputChange('validDate', e.target.value)}
-                />
-                <button type="button" className="date-btn">
-                  <img
-                    src={IMAGE_ROOT + '/ico_date.svg'}
-                    alt="날짜 선택"
-                  />
-                </button>
-              </div>
+              <SingleDatePicker
+                date={formData.paymentExpiryDate}
+                setDate={handleDateChange}
+                placeholder="날짜 선택"
+              />
               <span>까지</span>
             </div>
           </div>
diff --git a/src/entities/additional-service/ui/link-payment/apply/link-payment-step2.tsx b/src/entities/additional-service/ui/link-payment/apply/link-payment-step2.tsx
index 3f8207d..f53b8b1 100644
--- a/src/entities/additional-service/ui/link-payment/apply/link-payment-step2.tsx
+++ b/src/entities/additional-service/ui/link-payment/apply/link-payment-step2.tsx
@@ -1,45 +1,40 @@
 import {ProcessStep} from "@/entities/transaction/model/types";
 import {useSetOnBack} from "@/widgets/sub-layout/use-sub-layout";
-import {useState} from "react";
+import { LinkPaymentFormData, IdentityType, Language, LinkContentType } from '@/entities/additional-service/model/types'
 
 export interface LinkPaymentStep2Props {
     setProcessStep: ((processStep: ProcessStep) => void);
+    formData: LinkPaymentFormData;
+    setFormData: (formData: LinkPaymentFormData) => void;
 }
 
 export const LinkPaymentStep2 = ({
-    setProcessStep
+    setProcessStep,
+    formData,
+    setFormData
 }: LinkPaymentStep2Props) => {
     useSetOnBack(() => {
         setProcessStep(ProcessStep.One);
     });
 
     const handleInputChange = (field: string, value: string) => {
-        setFormData(prev => ({
-            ...prev,
-            [field]: value
-        }));
+        setFormData({ ...formData, [field]: value });
     };
 
-    const [selectedPurchaserType, setSelectedPurchaserType] = useState('개인');
-    const [selectedLanguage, setSelectedLanguage] = useState('국문')
-    const [selectedLinkContent, setSelectedLinkContent] = useState('기본');
-    const [formData, setFormData] = useState({
-        purchaser: '',
-        purchaserEmail: '',
-        purchaserPhone: '',
-        purchaserBirth: ''
-    });
-
-    const handlePurchaserTypeChange = (type: string) => {
-        setSelectedPurchaserType(type)
+    const handleIdendityTypeChange = (type: IdentityType) => {
+        setFormData({ ...formData, identityType: type });
     }
 
-    const handleLanguageType = (type: string) => {
-        setSelectedLanguage(type)
+    const handleLanguageType = (type: Language) => {
+        setFormData({ ...formData, language: type });
     }
 
-    const handleLinkContent = (content: string) => {
-        setSelectedLinkContent(content)
+    const handleLinkContent = (content: LinkContentType) => {
+        setFormData({ ...formData, linkContentType: content });
+    }
+
+    const handleIdentityToggle = (isChecked: boolean) => {
+        setFormData({ ...formData, isIdentity: isChecked });
     }
 
     return (
@@ -51,8 +46,8 @@ export const LinkPaymentStep2 = ({
                         <input
                             type="text"
                             placeholder=""
-                            value={formData.purchaser}
-                            onChange={(e) => handleInputChange('purchaser', e.target.value)}
+                            value={formData.buyerName}
+                            onChange={(e) => handleInputChange('buyerName', e.target.value)}
                         />
                     </div>
                 </div>
@@ -63,8 +58,8 @@ export const LinkPaymentStep2 = ({
                         <input
                             type="text"
                             placeholder="test@nicepay.co.kr"
-                            value={formData.purchaserEmail}
-                            onChange={(e) => handleInputChange('purchaserEmail', e.target.value)}
+                            value={formData.email}
+                            onChange={(e) => handleInputChange('email', e.target.value)}
                         />
                     </div>
                 </div>
@@ -75,8 +70,8 @@ export const LinkPaymentStep2 = ({
                         <input
                             type="text"
                             placeholder="01012345678"
-                            value={formData.purchaserPhone}
-                            onChange={(e) => handleInputChange('purchaserPhone', e.target.value)}
+                            value={formData.phoneNumber}
+                            onChange={(e) => handleInputChange('phoneNumber', e.target.value)}
                         />
                     </div>
                 </div>
@@ -84,7 +79,7 @@ export const LinkPaymentStep2 = ({
                 <div className="issue-row gap-10 beetween">
                     <div className="issue-label wid-105">구매자 정보 대조</div>
                     <label className="settings-switch">
-                        <input type="checkbox"/>
+                        <input type="checkbox" checked={formData.isIdentity} onChange={(e) => handleIdentityToggle(e.target.checked)}/>
                         <span className="slider"></span>
                     </label>
                 </div>
@@ -93,14 +88,14 @@ export const LinkPaymentStep2 = ({
                     <div className="issue-field">
                         <div className="chip-row">
                             <span
-                                className={`keyword-tag flex-1 ${selectedPurchaserType === '개인' ? 'active' : ''}`}
-                                onClick={() => handlePurchaserTypeChange('개인')}
+                                className={`keyword-tag flex-1 ${formData.identityType === IdentityType.INDIVIDUAL ? 'active' : ''}`}
+                                onClick={() => handleIdendityTypeChange(IdentityType.INDIVIDUAL)}
                             >
                                 개인
                             </span>
                             <span
-                                className={`keyword-tag flex-1 ${selectedPurchaserType === '법인' ? 'active' : ''}`}
-                                onClick={() => handlePurchaserTypeChange('법인')}
+                                className={`keyword-tag flex-1 ${formData.identityType === IdentityType.CORPORATE ? 'active' : ''}`}
+                                onClick={() => handleIdendityTypeChange(IdentityType.CORPORATE)}
                             >
                                 법인
                             </span>
@@ -112,10 +107,10 @@ export const LinkPaymentStep2 = ({
                     <div className="issue-label wid-105"></div>
                     <div className='issue-field'>
                         <input
-                            type="text"
+                            type="number"
                             placeholder="생년월일 6자리"
-                            value={formData.purchaserBirth}
-                            onChange={(e) => handleInputChange('purchaserPhone', e.target.value)}
+                            value={formData.identityValue}
+                            onChange={(e) => handleInputChange('identityValue', e.target.value)}
                         />
                     </div>
                 </div>
@@ -125,14 +120,14 @@ export const LinkPaymentStep2 = ({
                     <div className="issue-field">
                         <div className="chip-row">
                             <span
-                                className={`keyword-tag flex-1 ${selectedLanguage === '국문' ? 'active' : ''}`}
-                                onClick={() => handleLanguageType('국문')}
+                                className={`keyword-tag flex-1 ${formData.language === Language.KR ? 'active' : ''}`}
+                                onClick={() => handleLanguageType(Language.KR)}
                             >
                                 국문
                             </span>
                             <span
-                                className={`keyword-tag flex-1 ${selectedLanguage === '영문' ? 'active' : ''}`}
-                                onClick={() => handleLanguageType('영문')}
+                                className={`keyword-tag flex-1 ${formData.language === Language.EN ? 'active' : ''}`}
+                                onClick={() => handleLanguageType(Language.EN)}
                             >
                                 영문
                             </span>
@@ -144,14 +139,14 @@ export const LinkPaymentStep2 = ({
                     <div className="issue-field">
                         <div className="chip-row">
                             <span
-                                className={`keyword-tag flex-1 ${selectedLinkContent === '기본' ? 'active' : ''}`}
-                                onClick={() => handleLinkContent('기본')}
+                                className={`keyword-tag flex-1 ${formData.linkContentType === LinkContentType.BASIC ? 'active' : ''}`}
+                                onClick={() => handleLinkContent(LinkContentType.BASIC)}
                             >
                                 기본
                             </span>
                             <span
-                                className={`keyword-tag flex-1 ${selectedLinkContent === '추가' ? 'active' : ''}`}
-                                onClick={() => handleLinkContent('추가')}
+                                className={`keyword-tag flex-1 ${formData.linkContentType === LinkContentType.ADDITIONAL ? 'active' : ''}`}
+                                onClick={() => handleLinkContent(LinkContentType.ADDITIONAL)}
                             >
                                 추가
                             </span>
diff --git a/src/pages/additional-service/link-payment/apply/link-payment-apply-confirm-page.tsx b/src/pages/additional-service/link-payment/apply/link-payment-apply-confirm-page.tsx
index 78edc28..39b8be7 100644
--- a/src/pages/additional-service/link-payment/apply/link-payment-apply-confirm-page.tsx
+++ b/src/pages/additional-service/link-payment/apply/link-payment-apply-confirm-page.tsx
@@ -1,18 +1,58 @@
 import { HeaderType } from '@/entities/common/model/types';
 import { useSetFooterMode, useSetHeaderTitle, useSetHeaderType } from '@/widgets/sub-layout/use-sub-layout';
 import { useNavigate } from '@/shared/lib/hooks/use-navigate';
+import { useLocation } from 'react-router';
 import { IMAGE_ROOT } from "@/shared/constants/common";
 import { PATHS } from '@/shared/constants/paths';
+import { LinkPaymentFormData } from '@/entities/additional-service/model/types'
+import { useExtensionLinkPayRequestMutation } from '@/entities/additional-service/api/link-payment/use-extension-link-pay-request-mutation';
+import { ExtensionLinkPayRequestParams } from '@/entities/additional-service/model/types';
 
 export const LinkPaymentApplyConfirmPage = () => {
     const { navigate } = useNavigate();
+    const location = useLocation();
+
+    const formData: LinkPaymentFormData = location.state?.formData;
+    const { mutateAsync: linkPayRequest } = useExtensionLinkPayRequestMutation();
 
     useSetHeaderTitle('메시지 미리보기');
     useSetHeaderType(HeaderType.LeftArrow);
     useSetFooterMode(false);
 
     const onClickToConfirm = () => {
-        navigate(PATHS.additionalService.linkPayment.confirmSuccess);
+        if (!formData) {
+            console.error('Form data is missing');
+            return;
+        }
+
+        const requestParams: ExtensionLinkPayRequestParams = {
+            mid: formData.mid,
+            sendMethod: formData.sendMethod,
+            goodsName: formData.goodsName,
+            amount: formData.amount,
+            moid: formData.moid,
+            paymentExpiryDate: formData.paymentExpiryDate.replace(/\./g, ''),
+            buyerName: formData.buyerName,
+            email: formData.email,
+            phoneNumber: formData.phoneNumber,
+            isIdentity: formData.isIdentity,
+            identityType: formData.identityType,
+            identityValue: formData.identityValue,
+            language: formData.language,
+            linkContentType: formData.linkContentType
+        };
+
+        console.log("Link Payment 요청 파라미터: ", requestParams);
+
+        linkPayRequest(requestParams)
+            .then((response) => {
+                console.log("Link Payment 성공 응답: ", response);
+                navigate(PATHS.additionalService.linkPayment.confirmSuccess);
+            })
+            .catch((error) => {
+                console.error("Link Payment 실패: ", error);
+                // 에러 처리 로직 추가 가능
+            });
     };
 
     const onClickToBack = () => {
@@ -37,8 +77,8 @@ export const LinkPaymentApplyConfirmPage = () => {
                                 !$&#123;pay_url&#125;<br/><br/>
                                 <b>
                                     가맹점 상호 : 나이스페이먼츠 주식회사<br/>
-                                    상품명 : TEST<br/>
-                                    금액 : 123,123원
+                                    상품명 : {formData.goodsName}<br/>
+                                    금액 : {formData.amount}원
                                 </b>
                             </p>
                         </div>
diff --git a/src/pages/additional-service/link-payment/apply/link-payment-apply-page.tsx b/src/pages/additional-service/link-payment/apply/link-payment-apply-page.tsx
index a76e857..0addda1 100644
--- a/src/pages/additional-service/link-payment/apply/link-payment-apply-page.tsx
+++ b/src/pages/additional-service/link-payment/apply/link-payment-apply-page.tsx
@@ -6,22 +6,47 @@ import {ProcessStep} from '@/entities/transaction/model/types';
 import {useSetFooterMode, useSetHeaderTitle, useSetHeaderType} from '@/widgets/sub-layout/use-sub-layout';
 import {useNavigate} from '@/shared/lib/hooks/use-navigate';
 import {PATHS} from "@/shared/constants/paths";
+import { LinkPaymentFormData, IdentityType, Language, LinkContentType, LinkPaymentSendMethod } from '@/entities/additional-service/model/types';
+
+
 
 export const LinkPaymentApplyPage = () => {
     const { navigate } = useNavigate();
 
     const [processStep, setProcessStep] = useState<ProcessStep>(ProcessStep.One);
+    const [formData, setFormData] = useState<LinkPaymentFormData>({
+      mid: 'nictest001m',
+      sendMethod: LinkPaymentSendMethod.SMS,
+      goodsName: '',
+      amount: 0,
+      moid: '',
+      paymentExpiryDate: '',
+      buyerName: '',
+      email: '',
+      phoneNumber: '',
+      isIdentity: false,
+      identityType: IdentityType.INDIVIDUAL,
+      identityValue: '',
+      language: Language.KR,
+      linkContentType: LinkContentType.BASIC
+    });
 
   useSetHeaderTitle('링크결제 신청');
   useSetHeaderType(HeaderType.LeftArrow);
   useSetFooterMode(false);
+
+  const onClickToBack = () => {
+        navigate(-1);
+    };
   
   const onClickToChangeTab = () => {
       if(processStep === ProcessStep.One) {
           setProcessStep(ProcessStep.Two);
       }
       else if(processStep === ProcessStep.Two) {
-          navigate(PATHS.additionalService.linkPayment.requestConfirm)
+          navigate(PATHS.additionalService.linkPayment.requestConfirm, {
+            state: { formData }
+          });
       }
   };
 
@@ -49,11 +74,16 @@ export const LinkPaymentApplyPage = () => {
               </div>
 
                 {(processStep === ProcessStep.One) &&
-                      <LinkPaymentStep1 ></LinkPaymentStep1>
+                      <LinkPaymentStep1
+                        formData={formData}
+                        setFormData={setFormData}
+                      ></LinkPaymentStep1>
                   }
                   { (processStep === ProcessStep.Two) &&
                       <LinkPaymentStep2
                           setProcessStep={ setProcessStep }
+                          formData={formData}
+                          setFormData={setFormData}
                       ></LinkPaymentStep2>
                   }
 
@@ -69,8 +99,9 @@ export const LinkPaymentApplyPage = () => {
               {(processStep === ProcessStep.Two) &&
                   <div className="apply-row two-button">
                       <button
-                          className="btn-50 btn-darkgray flex-1">
-                          이전</button>
+                          className="btn-50 btn-darkgray flex-1"
+                            onClick={() => onClickToBack() }
+                            >이전</button>
                       <button
                           className="btn-50 btn-blue flex-3"
                           onClick={() => onClickToChangeTab() }
diff --git a/src/shared/api/api-url-additional-service.ts b/src/shared/api/api-url-additional-service.ts
index 58bf113..2b4a5a9 100644
--- a/src/shared/api/api-url-additional-service.ts
+++ b/src/shared/api/api-url-additional-service.ts
@@ -25,6 +25,10 @@ export const API_URL_ADDITIONAL_SERVICE = {
     // POST: 링크결제 - 발송내역 엑셀 다운
     return `${API_BASE_URL}/api/v1/${API_URL_KEY}/extension/linkpay/history/excel`;
   },
+  extensionLinkPaymentRequest: () => {
+    // POST: 링크결제 - 결제 신청
+    return `${API_BASE_URL}/api/v1/${API_URL_KEY}/extension/linkpay/request`;
+  },
   extensionLinkPaymentHistoryDetail: () => {
     // POST: 링크결제 - 발송내역 상세 조회
     return `${API_BASE_URL}/api/v1/${API_URL_KEY}/extension/linkpay/history/detail`;
@@ -45,7 +49,7 @@ export const API_URL_ADDITIONAL_SERVICE = {
     // POST: 링크결제 - 발송대기 상세 내역 조회
     return `${API_BASE_URL}/api/v1/${API_URL_KEY}/extension/linkpay/wait/detail`;
   },
-  extensionLinkPayMentWaitDelete: () => {
+  extensionLinkPaymentWaitDelete: () => {
     // POST: 링크결제 - 발송대기 삭제
     return `${API_BASE_URL}/api/v1/${API_URL_KEY}/extension/linkpay/wait/delete`;
   },
diff --git a/src/shared/ui/filter/single-date-picker.tsx b/src/shared/ui/filter/single-date-picker.tsx
new file mode 100644
index 0000000..e1d9045
--- /dev/null
+++ b/src/shared/ui/filter/single-date-picker.tsx
@@ -0,0 +1,90 @@
+import { useState } from 'react';
+import { CalendarType } from '@/entities/common/model/types';
+import { IMAGE_ROOT } from '@/shared/constants/common';
+import NiceCalendar from '../calendar/nice-calendar';
+
+interface SingleDatePickerProps {
+  title?: string;
+  date: string;
+  setDate: (date: string) => void;
+  placeholder?: string;
+}
+
+export const SingleDatePicker = ({
+  title,
+  date,
+  setDate,
+  placeholder = '날짜 선택'
+}: SingleDatePickerProps) => {
+  const [calendarOpen, setCalendarOpen] = useState<boolean>(false);
+
+  const onClickToOpenCalendar = () => {
+    setCalendarOpen(true);
+  };
+
+  const setNewDate = (newDate: string) => {
+    setDate(newDate);
+    setCalendarOpen(false);
+  };
+
+  return (
+    <>
+      {title && (
+        <div className="issue-row gap-10">
+          <div className="issue-label">{title}</div>
+          <div className="issue-field">
+            <div className="input-wrapper date">
+              <input
+                type="text"
+                value={date}
+                className="date-input"
+                placeholder={placeholder}
+                readOnly
+              />
+              <button
+                type="button"
+                className="date-btn"
+                onClick={onClickToOpenCalendar}
+              >
+                <img
+                  src={IMAGE_ROOT + '/ico_date.svg'}
+                  alt="날짜 선택"
+                />
+              </button>
+            </div>
+          </div>
+        </div>
+      )}
+
+      {!title && (
+        <div className="input-wrapper date">
+          <input
+            type="text"
+            value={date}
+            className="date-input"
+            placeholder={placeholder}
+            
+          />
+          <button
+            type="button"
+            className="date-btn"
+            onClick={onClickToOpenCalendar}
+          >
+            <img
+              src={IMAGE_ROOT + '/ico_date.svg'}
+              alt="날짜 선택"
+            />
+          </button>
+        </div>
+      )}
+
+      <NiceCalendar
+        calendarOpen={calendarOpen}
+        setCalendarOpen={setCalendarOpen}
+        singleDate={date}
+        calendarType={CalendarType.Single}
+        setNewDate={setNewDate}
+      ></NiceCalendar>
+    </>
+  );
+};
\ No newline at end of file