diff --git a/core/model/src/main/java/com/easyhz/noffice/core/model/task/Task.kt b/core/model/src/main/java/com/easyhz/noffice/core/model/task/Task.kt
index b7ff72f5..f1e20226 100644
--- a/core/model/src/main/java/com/easyhz/noffice/core/model/task/Task.kt
+++ b/core/model/src/main/java/com/easyhz/noffice/core/model/task/Task.kt
@@ -4,6 +4,7 @@ import kotlinx.serialization.Serializable
 
 @Serializable
 data class Task(
+    val id: Int,
     val content: String,
     val isDone: Boolean
 )
diff --git a/data/announcement/src/main/java/com/easyhz/noffice/data/announcement/mapper/task/TaskMapper.kt b/data/announcement/src/main/java/com/easyhz/noffice/data/announcement/mapper/task/TaskMapper.kt
new file mode 100644
index 00000000..37c92420
--- /dev/null
+++ b/data/announcement/src/main/java/com/easyhz/noffice/data/announcement/mapper/task/TaskMapper.kt
@@ -0,0 +1,10 @@
+package com.easyhz.noffice.data.announcement.mapper.task
+
+import com.easyhz.noffice.core.model.task.Task
+import com.easyhz.noffice.core.network.model.response.task.TaskResponse
+
+fun TaskResponse.toModel(): Task = Task(
+    id = this.id,
+    content = this.content,
+    isDone = false
+)
\ No newline at end of file
diff --git a/data/announcement/src/main/java/com/easyhz/noffice/data/announcement/repository/announcement/AnnounceRepository.kt b/data/announcement/src/main/java/com/easyhz/noffice/data/announcement/repository/announcement/AnnounceRepository.kt
index 4cc2d617..6907cc12 100644
--- a/data/announcement/src/main/java/com/easyhz/noffice/data/announcement/repository/announcement/AnnounceRepository.kt
+++ b/data/announcement/src/main/java/com/easyhz/noffice/data/announcement/repository/announcement/AnnounceRepository.kt
@@ -2,8 +2,10 @@ package com.easyhz.noffice.data.announcement.repository.announcement
 
 import com.easyhz.noffice.core.model.announcement.Announcement
 import com.easyhz.noffice.core.model.announcement.param.AnnouncementParam
+import com.easyhz.noffice.core.model.task.Task
 
 interface AnnounceRepository {
     suspend fun createAnnouncement(param: AnnouncementParam): Result<Announcement>
     suspend fun fetchAnnouncement(announcementId: Int): Result<Announcement>
+    suspend fun fetchAnnouncementTask(announcementId: Int): Result<List<Task>>
 }
\ No newline at end of file
diff --git a/data/announcement/src/main/java/com/easyhz/noffice/data/announcement/repository/announcement/AnnounceRepositoryImpl.kt b/data/announcement/src/main/java/com/easyhz/noffice/data/announcement/repository/announcement/AnnounceRepositoryImpl.kt
index 6d329534..7a7ba6e2 100644
--- a/data/announcement/src/main/java/com/easyhz/noffice/data/announcement/repository/announcement/AnnounceRepositoryImpl.kt
+++ b/data/announcement/src/main/java/com/easyhz/noffice/data/announcement/repository/announcement/AnnounceRepositoryImpl.kt
@@ -2,10 +2,12 @@ package com.easyhz.noffice.data.announcement.repository.announcement
 
 import com.easyhz.noffice.core.model.announcement.Announcement
 import com.easyhz.noffice.core.model.announcement.param.AnnouncementParam
+import com.easyhz.noffice.core.model.task.Task
 import com.easyhz.noffice.core.network.api.announcement.AnnouncementService
 import com.easyhz.noffice.core.network.util.toResult
 import com.easyhz.noffice.data.announcement.mapper.announcement.toModel
 import com.easyhz.noffice.data.announcement.mapper.announcement.toRequest
+import com.easyhz.noffice.data.announcement.mapper.task.toModel
 import javax.inject.Inject
 
 class AnnounceRepositoryImpl @Inject constructor(
@@ -18,4 +20,9 @@ class AnnounceRepositoryImpl @Inject constructor(
 
     override suspend fun fetchAnnouncement(announcementId: Int): Result<Announcement> =
         announceService.fetchAnnouncement(announcementId).toResult().map { it.toModel() }
+
+    override suspend fun fetchAnnouncementTask(announcementId: Int): Result<List<Task>> {
+        return announceService.fetchAnnouncementTask(announcementId).toResult()
+            .map { it.tasks.map { item -> item.toModel() } }
+    }
 }
\ No newline at end of file
diff --git a/domain/announcement/src/main/java/com/easyhz/noffice/domain/announcement/usecase/task/FetchAnnouncementTaskUseCase.kt b/domain/announcement/src/main/java/com/easyhz/noffice/domain/announcement/usecase/task/FetchAnnouncementTaskUseCase.kt
new file mode 100644
index 00000000..6b955c6e
--- /dev/null
+++ b/domain/announcement/src/main/java/com/easyhz/noffice/domain/announcement/usecase/task/FetchAnnouncementTaskUseCase.kt
@@ -0,0 +1,14 @@
+package com.easyhz.noffice.domain.announcement.usecase.task
+
+import com.easyhz.noffice.core.common.base.BaseUseCase
+import com.easyhz.noffice.core.model.task.Task
+import com.easyhz.noffice.data.announcement.repository.announcement.AnnounceRepository
+import javax.inject.Inject
+
+class FetchAnnouncementTaskUseCase @Inject constructor(
+    private val announcementRepository: AnnounceRepository
+): BaseUseCase<Int, List<Task>>() {
+    override suspend fun invoke(param: Int): Result<List<Task>> {
+        return announcementRepository.fetchAnnouncementTask(param)
+    }
+}
\ No newline at end of file
diff --git a/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/component/detail/TaskListField.kt b/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/component/detail/TaskListField.kt
index e5c7d62f..930841a2 100644
--- a/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/component/detail/TaskListField.kt
+++ b/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/component/detail/TaskListField.kt
@@ -56,7 +56,7 @@ internal fun LazyListScope.taskListField(
             )
         }
     }
-    itemsIndexed(taskList, key = { _, task -> task.content }) { index, task ->
+    itemsIndexed(taskList, key = { _, task -> task.id }) { index, task ->
         TaskItem(
             modifier = Modifier
                 .background(White),
diff --git a/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/contract/detail/DetailState.kt b/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/contract/detail/DetailState.kt
index 685bbdec..52086dca 100644
--- a/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/contract/detail/DetailState.kt
+++ b/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/contract/detail/DetailState.kt
@@ -14,6 +14,7 @@ data class DetailState(
     val canGoBack: Boolean,
     val announcement: Announcement,
     val organizationInformation: OrganizationInformation,
+    val taskList: List<Task>
 ): UiState() {
     companion object {
         fun init() = DetailState(
@@ -44,6 +45,7 @@ data class DetailState(
                 hasStandbyMember = false,
                 role = MemberType.MEMBER
             ),
+            taskList = emptyList()
         )
 
         fun DetailState.updateDetailTitle(
diff --git a/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/creation/CreationViewModel.kt b/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/creation/CreationViewModel.kt
index 576f4b64..b5ab2ca2 100644
--- a/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/creation/CreationViewModel.kt
+++ b/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/creation/CreationViewModel.kt
@@ -86,6 +86,7 @@ class CreationViewModel @Inject constructor(
             profileImageUrl = "",
             tasks = taskListState?.map {
                 Task(
+                    id = -1,
                     content = it,
                     isDone = true
                 )
diff --git a/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/detail/AnnouncementDetailScreen.kt b/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/detail/AnnouncementDetailScreen.kt
index 865ac3cd..7f57ec70 100644
--- a/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/detail/AnnouncementDetailScreen.kt
+++ b/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/detail/AnnouncementDetailScreen.kt
@@ -150,7 +150,7 @@ fun AnnouncementDetailScreen(
             )
 
             taskListField(
-                taskList = emptyList() // FIXME
+                taskList = uiState.taskList
             ) {
                 viewModel.postIntent(DetailIntent.CheckTask(it))
             }
diff --git a/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/detail/AnnouncementDetailViewModel.kt b/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/detail/AnnouncementDetailViewModel.kt
index 8d9c07ef..6839c596 100644
--- a/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/detail/AnnouncementDetailViewModel.kt
+++ b/feature/announcement/src/main/java/com/easyhz/noffice/feature/announcement/screen/detail/AnnouncementDetailViewModel.kt
@@ -5,6 +5,7 @@ import com.easyhz.noffice.core.common.base.BaseViewModel
 import com.easyhz.noffice.core.model.announcement.Announcement
 import com.easyhz.noffice.core.model.organization.OrganizationInformation
 import com.easyhz.noffice.domain.announcement.usecase.announcement.FetchAnnouncementUseCase
+import com.easyhz.noffice.domain.announcement.usecase.task.FetchAnnouncementTaskUseCase
 import com.easyhz.noffice.domain.organization.usecase.organization.FetchOrganizationUseCase
 import com.easyhz.noffice.feature.announcement.contract.detail.DetailIntent
 import com.easyhz.noffice.feature.announcement.contract.detail.DetailSideEffect
@@ -18,7 +19,8 @@ import javax.inject.Inject
 @HiltViewModel
 class AnnouncementDetailViewModel @Inject constructor(
     private val fetchOrganizationUseCase: FetchOrganizationUseCase,
-    private val fetchAnnouncementUseCase: FetchAnnouncementUseCase
+    private val fetchAnnouncementUseCase: FetchAnnouncementUseCase,
+    private val fetchAnnouncementTaskUseCase: FetchAnnouncementTaskUseCase,
 ) : BaseViewModel<DetailState, DetailIntent, DetailSideEffect>(
     initialState = DetailState.init()
 ) {
@@ -74,11 +76,10 @@ class AnnouncementDetailViewModel @Inject constructor(
     private fun fetchData(organizationId: Int, id: Int) = viewModelScope.launch {
         val organizationDeferred = async { fetchOrganization(organizationId) }
         val announcementDeferred = async { fetchAnnouncement(id) }
-
+        fetchAnnouncementTask(id)
         val organizationResult = organizationDeferred.await()
         val announcementResult = announcementDeferred.await()
 
-        // 상태 변경을 한 번에 모아서 처리
         reduce {
             copy(
                 organizationInformation = organizationResult.getOrNull() ?: organizationInformation,
@@ -95,6 +96,12 @@ class AnnouncementDetailViewModel @Inject constructor(
         return fetchAnnouncementUseCase(id)
     }
 
+    private fun fetchAnnouncementTask(id: Int) = viewModelScope.launch {
+        fetchAnnouncementTaskUseCase.invoke(id).onSuccess {
+            reduce { copy(taskList = it) }
+        }
+    }
+
     private fun navigateToUp() {
         postSideEffect { DetailSideEffect.NavigateToUp }
     }