diff --git a/src/components/process-management/StepForm.tsx b/src/components/process-management/StepForm.tsx
index 27d45d07..9d88d383 100644
--- a/src/components/process-management/StepForm.tsx
+++ b/src/components/process-management/StepForm.tsx
@@ -30,12 +30,16 @@ import type {
   StepConnectionType,
   StepCompletionType,
   InspectionSetting,
+  InspectionScope,
+  InspectionScopeType,
 } from '@/types/process';
 import {
   STEP_CONNECTION_TYPE_OPTIONS,
   STEP_COMPLETION_TYPE_OPTIONS,
   STEP_CONNECTION_TARGET_OPTIONS,
   DEFAULT_INSPECTION_SETTING,
+  DEFAULT_INSPECTION_SCOPE,
+  INSPECTION_SCOPE_TYPE_OPTIONS,
 } from '@/types/process';
 import { createProcessStep, updateProcessStep } from './actions';
 import type { DetailConfig } from '@/components/templates/IntegratedDetailTemplate/types';
@@ -108,6 +112,9 @@ export function StepForm({ mode, processId, initialData }: StepFormProps) {
   const [inspectionSetting, setInspectionSetting] = useState<InspectionSetting>(
     initialData?.inspectionSetting || DEFAULT_INSPECTION_SETTING
   );
+  const [inspectionScope, setInspectionScope] = useState<InspectionScope>(
+    initialData?.inspectionScope || DEFAULT_INSPECTION_SCOPE
+  );
 
   // 모달 상태
   const [isInspectionSettingOpen, setIsInspectionSettingOpen] = useState(false);
@@ -137,6 +144,7 @@ export function StepForm({ mode, processId, initialData }: StepFormProps) {
       connectionTarget: connectionType === '팝업' ? connectionTarget : undefined,
       completionType,
       inspectionSetting: isInspectionEnabled ? inspectionSetting : undefined,
+      inspectionScope: isInspectionEnabled ? inspectionScope : undefined,
     };
 
     setIsLoading(true);
@@ -237,6 +245,52 @@ export function StepForm({ mode, processId, initialData }: StepFormProps) {
                   </SelectContent>
                 </Select>
               </div>
+              {isInspectionEnabled && (
+                <>
+                  <div className="space-y-2">
+                    <Label>검사범위</Label>
+                    <Select
+                      value={inspectionScope.type}
+                      onValueChange={(v) =>
+                        setInspectionScope((prev) => ({
+                          ...prev,
+                          type: v as InspectionScopeType,
+                          ...(v === 'all' ? { sampleSize: undefined, sampleBase: undefined } : {}),
+                          ...(v === 'sampling' ? { sampleSize: prev.sampleSize || 1, sampleBase: prev.sampleBase || 'order' } : {}),
+                        }))
+                      }
+                    >
+                      <SelectTrigger>
+                        <SelectValue />
+                      </SelectTrigger>
+                      <SelectContent>
+                        {INSPECTION_SCOPE_TYPE_OPTIONS.map((opt) => (
+                          <SelectItem key={opt.value} value={opt.value}>
+                            {opt.label}
+                          </SelectItem>
+                        ))}
+                      </SelectContent>
+                    </Select>
+                  </div>
+                  {inspectionScope.type === 'sampling' && (
+                    <div className="space-y-2">
+                      <Label>샘플 크기 (n)</Label>
+                      <Input
+                        type="number"
+                        min={1}
+                        value={inspectionScope.sampleSize ?? 1}
+                        onChange={(e) =>
+                          setInspectionScope((prev) => ({
+                            ...prev,
+                            sampleSize: Math.max(1, parseInt(e.target.value) || 1),
+                          }))
+                        }
+                        placeholder="검사할 개소 수"
+                      />
+                    </div>
+                  )}
+                </>
+              )}
               <div className="space-y-2">
                 <Label>상태</Label>
                 <Select value={isActive} onValueChange={setIsActive}>
@@ -338,6 +392,7 @@ export function StepForm({ mode, processId, initialData }: StepFormProps) {
       completionType,
       initialData?.stepCode,
       isInspectionEnabled,
+      inspectionScope,
     ]
   );
 
diff --git a/src/components/process-management/actions.ts b/src/components/process-management/actions.ts
index 1ccd1566..fc40925b 100644
--- a/src/components/process-management/actions.ts
+++ b/src/components/process-management/actions.ts
@@ -576,6 +576,15 @@ export async function getDocumentTemplates(): Promise<{
 // 공정 단계 (Process Step) API
 // ============================================================================
 
+interface ApiProcessStepOptions {
+  inspection_setting?: Record<string, unknown>;
+  inspection_scope?: {
+    type: string;
+    sample_size?: number;
+    sample_base?: string;
+  };
+}
+
 interface ApiProcessStep {
   id: number;
   process_id: number;
@@ -589,11 +598,13 @@ interface ApiProcessStep {
   connection_type: string | null;
   connection_target: string | null;
   completion_type: string | null;
+  options: ApiProcessStepOptions | null;
   created_at: string;
   updated_at: string;
 }
 
 function transformStepApiToFrontend(apiStep: ApiProcessStep): ProcessStep {
+  const opts = apiStep.options;
   return {
     id: String(apiStep.id),
     stepCode: apiStep.step_code,
@@ -606,6 +617,12 @@ function transformStepApiToFrontend(apiStep: ApiProcessStep): ProcessStep {
     connectionType: (apiStep.connection_type as ProcessStep['connectionType']) || '없음',
     connectionTarget: apiStep.connection_target ?? undefined,
     completionType: (apiStep.completion_type as ProcessStep['completionType']) || 'click_complete',
+    inspectionSetting: opts?.inspection_setting as ProcessStep['inspectionSetting'],
+    inspectionScope: opts?.inspection_scope ? {
+      type: opts.inspection_scope.type as 'all' | 'sampling' | 'group',
+      sampleSize: opts.inspection_scope.sample_size,
+      sampleBase: opts.inspection_scope.sample_base as 'order' | 'lot' | undefined,
+    } : undefined,
   };
 }
 
@@ -660,6 +677,14 @@ export async function createProcessStep(
       connection_type: data.connectionType || null,
       connection_target: data.connectionTarget || null,
       completion_type: data.completionType || null,
+      options: (data.inspectionSetting || data.inspectionScope) ? {
+        inspection_setting: data.inspectionSetting || null,
+        inspection_scope: data.inspectionScope ? {
+          type: data.inspectionScope.type,
+          sample_size: data.inspectionScope.sampleSize,
+          sample_base: data.inspectionScope.sampleBase,
+        } : null,
+      } : null,
     },
     transform: (d: ApiProcessStep) => transformStepApiToFrontend(d),
     errorMessage: '공정 단계 등록에 실패했습니다.',
@@ -684,6 +709,16 @@ export async function updateProcessStep(
   if (data.connectionType !== undefined) apiData.connection_type = data.connectionType || null;
   if (data.connectionTarget !== undefined) apiData.connection_target = data.connectionTarget || null;
   if (data.completionType !== undefined) apiData.completion_type = data.completionType || null;
+  if (data.inspectionSetting !== undefined || data.inspectionScope !== undefined) {
+    apiData.options = {
+      inspection_setting: data.inspectionSetting || null,
+      inspection_scope: data.inspectionScope ? {
+        type: data.inspectionScope.type,
+        sample_size: data.inspectionScope.sampleSize,
+        sample_base: data.inspectionScope.sampleBase,
+      } : null,
+    };
+  }
 
   const result = await executeServerAction({
     url: buildApiUrl(`/api/v1/processes/${processId}/steps/${stepId}`),
diff --git a/src/types/process.ts b/src/types/process.ts
index 7851c508..af85ce17 100644
--- a/src/types/process.ts
+++ b/src/types/process.ts
@@ -192,6 +192,8 @@ export interface ProcessStep {
   completionType: StepCompletionType;
   // 검사 설정 (검사여부가 true일 때)
   inspectionSetting?: InspectionSetting;
+  // 검사 범위 (검사여부가 true일 때)
+  inspectionScope?: InspectionScope;
 }
 
 // 연결 유형 옵션
@@ -295,6 +297,35 @@ export const INSPECTION_METHOD_OPTIONS: { value: InspectionMethodType; label: st
   { value: '양자택일', label: '양자택일' },
 ];
 
+// ============================================================================
+// 검사 범위 (Inspection Scope) 타입 정의
+// ============================================================================
+
+// 검사 범위 유형
+export type InspectionScopeType = 'all' | 'sampling' | 'group';
+
+// 샘플 기준
+export type InspectionSampleBase = 'order' | 'lot';
+
+// 검사 범위 설정
+export interface InspectionScope {
+  type: InspectionScopeType;        // 전수검사 | 샘플링 | 그룹
+  sampleSize?: number;              // 샘플 크기 (n값, sampling일 때만)
+  sampleBase?: InspectionSampleBase; // 샘플 기준 (order | lot)
+}
+
+// 검사 범위 유형 옵션
+export const INSPECTION_SCOPE_TYPE_OPTIONS: { value: InspectionScopeType; label: string; description: string }[] = [
+  { value: 'all', label: '전수검사', description: '모든 개소 검사' },
+  { value: 'sampling', label: '샘플링', description: '마지막 N개 개소만 검사' },
+  { value: 'group', label: '그룹', description: '그룹 마지막 개소만 검사' },
+];
+
+// 기본 검사 범위
+export const DEFAULT_INSPECTION_SCOPE: InspectionScope = {
+  type: 'all',
+};
+
 // 기본 검사 설정값
 export const DEFAULT_INSPECTION_SETTING: InspectionSetting = {
   standardName: '',