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diff --git a/lib/general-contracts_old/types.ts b/lib/general-contracts_old/types.ts
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+++ b/lib/general-contracts_old/types.ts
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+// 일반계약 관련 타입 정의
+
+// 1. 계약구분
+export const GENERAL_CONTRACT_CATEGORIES = [
+  'unit_price', // 단가계약
+  'general', // 일반계약
+  'sale' // 매각계약
+] as const;
+
+export type GeneralContractCategory = typeof GENERAL_CONTRACT_CATEGORIES[number];
+
+// 2. 계약종류
+export const GENERAL_CONTRACT_TYPES = [
+  'UP',   // 자재단가계약
+  'LE',   // 임대차계약
+  'IL',   // 개별운송계약
+  'AL',   // 연간운송계약
+  'OS',   // 외주용역계약
+  'OW',   // 도급계약
+  'IS',   // 검사계약
+  'LO',   // LOI (의향서)
+  'FA',   // FA (Frame Agreement)
+  'SC',   // 납품합의계약 (Supply Contract)
+  'OF',   // 클레임상계계약 (Offset Agreement)
+  'AW',   // 사전작업합의 (Advanced Work)
+  'AD',   // 사전납품합의 (Advanced Delivery)
+  'AM',   // 설계계약
+  'SC_SELL' // 폐기물매각계약 (Scrap) - 납품합의계약과 코드 중복으로 별도 명명
+] as const;
+
+export type GeneralContractType = typeof GENERAL_CONTRACT_TYPES[number];
+
+// 3. 계약상태
+export const GENERAL_CONTRACT_STATUSES = [
+  'Draft', // 임시 저장
+  'Request to Review', // 조건검토요청
+  'Confirm to Review', // 조건검토완료
+  'Contract Accept Request', // 계약승인요청
+  'Complete the Contract', // 계약체결(승인)
+  'Reject to Accept Contract', // 계약승인거절
+  'Contract Delete', // 계약폐기
+  'PCR Request', // PCR요청
+  'VO Request', // VO 요청
+  'PCR Accept', // PCR승인
+  'PCR Reject' // PCR거절
+] as const;
+
+export type GeneralContractStatus = typeof GENERAL_CONTRACT_STATUSES[number];
+
+// 4. 체결방식
+export const GENERAL_EXECUTION_METHODS = [
+  '전자계약', 
+  '오프라인계약'
+] as const;
+
+export type GeneralExecutionMethod = typeof GENERAL_EXECUTION_METHODS[number];
+
+// 6. 계약확정범위
+export const GENERAL_CONTRACT_SCOPES = [
+  '단가', 
+  '금액', 
+  '물량', 
+  '기타'
+] as const;
+
+export type GeneralContractScope = typeof GENERAL_CONTRACT_SCOPES[number];
+
+// 7. 납기종류
+export const GENERAL_DELIVERY_TYPES = [
+  '단일납기', 
+  '분할납기', 
+  '구간납기'
+] as const;
+
+export type GeneralDeliveryType = typeof GENERAL_DELIVERY_TYPES[number];
+
+// 8. 연동제 적용 여부
+export const GENERAL_LINKAGE_TYPES = [
+  'Y', 
+  'N'
+] as const;
+
+export type GeneralLinkageType = typeof GENERAL_LINKAGE_TYPES[number];
+
+// 9. 하도급법 점검결과
+export const GENERAL_COMPLIANCE_RESULTS = [
+  '준수', 
+  '위반', 
+  '위반의심'
+] as const;
+
+export type GeneralComplianceResult = typeof GENERAL_COMPLIANCE_RESULTS[number];
+
+// 타입 가드 함수들
+export const isGeneralContractCategory = (value: string): value is GeneralContractCategory => {
+  return GENERAL_CONTRACT_CATEGORIES.includes(value as GeneralContractCategory);
+};
+
+export const isGeneralContractType = (value: string): value is GeneralContractType => {
+  return GENERAL_CONTRACT_TYPES.includes(value as GeneralContractType);
+};
+
+export const isGeneralContractStatus = (value: string): value is GeneralContractStatus => {
+  return GENERAL_CONTRACT_STATUSES.includes(value as GeneralContractStatus);
+};
+
+export const isGeneralExecutionMethod = (value: string): value is GeneralExecutionMethod => {
+  return GENERAL_EXECUTION_METHODS.includes(value as GeneralExecutionMethod);
+};
+
+export const isGeneralContractScope = (value: string): value is GeneralContractScope => {
+  return GENERAL_CONTRACT_SCOPES.includes(value as GeneralContractScope);
+};
+
+export const isGeneralDeliveryType = (value: string): value is GeneralDeliveryType => {
+  return GENERAL_DELIVERY_TYPES.includes(value as GeneralDeliveryType);
+};
+
+export const isGeneralLinkageType = (value: string): value is GeneralLinkageType => {
+  return GENERAL_LINKAGE_TYPES.includes(value as GeneralLinkageType);
+};
+
+export const isGeneralComplianceResult = (value: string): value is GeneralComplianceResult => {
+  return GENERAL_COMPLIANCE_RESULTS.includes(value as GeneralComplianceResult);
+};