diff --git a/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/Step2CommercialOffers.module.scss b/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/Step2CommercialOffers.module.scss
index ec5459a..27a549b 100644
--- a/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/Step2CommercialOffers.module.scss
+++ b/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/Step2CommercialOffers.module.scss
@@ -109,6 +109,30 @@
   }
 }
 
+// Размеры совпадают с селектом валюты в очереди загрузки (FileUploadArea), чтобы строки выглядели одинаково.
+.kpCurrencySelect {
+  font-size: 11px;
+  padding: 2px 6px;
+  border: 1px solid $border;
+  border-radius: 3px;
+  background: $surface;
+  color: $text;
+  font-family: inherit;
+  cursor: pointer;
+  outline: none;
+  flex-shrink: 0;
+  height: 26px;
+
+  &:focus { border-color: $accent; }
+}
+
+.kpCurrencyCode {
+  flex-shrink: 0;
+  font-size: 12px;
+  font-weight: 600;
+  color: $muted;
+}
+
 .noOfferBadge {
   background: $danger-bg;
   color: $danger;
diff --git a/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/Step2CommercialOffers.tsx b/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/Step2CommercialOffers.tsx
index aa706fd..8b849a2 100644
--- a/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/Step2CommercialOffers.tsx
+++ b/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/Step2CommercialOffers.tsx
@@ -11,6 +11,7 @@ import { useKpProcessing } from './useKpProcessing';
 import { persistStep2 } from './step2Persist';
 import { SuppliersWithoutKp } from './SuppliersWithoutKp';
 import { UploadedKpList } from './UploadedKpList';
+import { applySupplierCurrency, getSupplierCurrency } from './kpCurrency';
 import styles from './Step2CommercialOffers.module.scss';
 
 interface Props {
@@ -72,6 +73,23 @@ export const Step2CommercialOffers: React.FC<Props> = ({
     onSave({ suppliers: [...withOffer, ...withoutOffer] });
   };
 
+  // Смена валюты уже загруженного КП (список «Загруженные КП»). Если файл ещё в очереди этой сессии,
+  // синхронизируем и её: иначе persistStep2 пересоберёт поставщика из kpFiles со старой валютой.
+  const handleUploadedCurrencyChange = (fileSpId: number, currencyCode: string): void => {
+    const uploaded = formData.uploadedKpFiles.find(u => u.spId === fileSpId);
+    if (!uploaded?.supplierName) return;
+    onSave(applySupplierCurrency(
+      formData.suppliers ?? [],
+      formData.offers ?? [],
+      uploaded.supplierName,
+      currencyCode,
+      currencyRates,
+    ));
+    kp.kpFiles
+      .filter(f => f.supplierName === uploaded.supplierName)
+      .forEach(f => kp.handleCurrencyChange(f.localId, currencyCode));
+  };
+
   const handleSave = async (): Promise<void> => {
     setIsSaving(true);
     setSaveError(undefined);
@@ -133,8 +151,11 @@ export const Step2CommercialOffers: React.FC<Props> = ({
         <UploadedKpList
           files={formData.uploadedKpFiles}
           service={service}
+          currencyOptions={currencyOptions}
+          getCurrency={supplierName => getSupplierCurrency(formData.suppliers ?? [], supplierName)}
+          onCurrencyChange={handleUploadedCurrencyChange}
           onRemove={(spId) => onSave({ uploadedKpFiles: formData.uploadedKpFiles.filter(u => u.spId !== spId) })}
-          disabled={isReadOnly}
+          disabled={isNotificationLink || isReadOnly}
         />
       )}
 
diff --git a/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/UploadedKpList.tsx b/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/UploadedKpList.tsx
index 88fac4c..e4de8ba 100644
--- a/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/UploadedKpList.tsx
+++ b/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/UploadedKpList.tsx
@@ -7,12 +7,24 @@ import styles from './Step2CommercialOffers.module.scss';
 interface Props {
   files: CTFormData['uploadedKpFiles'];
   service: CtService;
+  currencyOptions: string[];
+  getCurrency: (supplierName: string | undefined) => string;
+  onCurrencyChange: (spId: number, currencyCode: string) => void;
   onRemove: (spId: number) => void;
   disabled?: boolean;
 }
 
-// Секция «Загруженные КП» (постоянный список из formData): ссылка на файл + удаление из списка.
-export const UploadedKpList: React.FC<Props> = ({ files, service, onRemove, disabled }) => (
+// Секция «Загруженные КП» (постоянный список из formData): ссылка на файл, валюта КП и удаление.
+// Валюту здесь можно поправить и после возврата с Шага 3 — очередь загрузки к этому моменту уже пуста.
+export const UploadedKpList: React.FC<Props> = ({
+  files,
+  service,
+  currencyOptions,
+  getCurrency,
+  onCurrencyChange,
+  onRemove,
+  disabled,
+}) => (
   <section className={styles.section}>
     <h3 className={styles.sectionTitle}>Загруженные КП</h3>
     <ul className={styles.noOfferList}>
@@ -27,12 +39,27 @@ export const UploadedKpList: React.FC<Props> = ({ files, service, onRemove, disa
           >
             {f.name}
           </a>
-          <IconButton
-            icon="trash"
-            title="Удалить КП из списка"
-            onClick={() => onRemove(f.spId)}
-            disabled={disabled}
-          />
+          {disabled ? (
+            <span className={styles.kpCurrencyCode}>{getCurrency(f.supplierName)}</span>
+          ) : (
+            <>
+              <select
+                className={styles.kpCurrencySelect}
+                value={getCurrency(f.supplierName)}
+                onChange={e => onCurrencyChange(f.spId, e.target.value)}
+                // Валюта хранится на поставщике — без него менять нечего.
+                disabled={!f.supplierName}
+                aria-label={`Валюта КП ${f.name}`}
+              >
+                {currencyOptions.map(c => <option key={c} value={c}>{c}</option>)}
+              </select>
+              <IconButton
+                icon="trash"
+                title="Удалить КП из списка"
+                onClick={() => onRemove(f.spId)}
+              />
+            </>
+          )}
         </li>
       ))}
     </ul>
diff --git a/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/kpCurrency.ts b/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/kpCurrency.ts
new file mode 100644
index 0000000..8ca42f6
--- /dev/null
+++ b/src/webparts/ctFormsPortal/forms/ct/components/Step2CommercialOffers/kpCurrency.ts
@@ -0,0 +1,38 @@
+import { CurrencyRate, Supplier, SupplierOffer } from '../types/domain';
+
+const BASE_CURRENCY = 'KZT';
+
+// Валюта хранится на поставщике (Шаг 3 читает supplier.currency), а офферы несут цену в валюте КП
+// и её пересчёт в тенге. При смене валюты уже загруженного КП обновляем и то и другое, чтобы
+// таблица сравнения и сохранение офферов в SP (valutaId) видели одну и ту же валюту.
+export function applySupplierCurrency(
+  suppliers: Supplier[],
+  offers: SupplierOffer[],
+  supplierName: string,
+  currencyCode: string,
+  currencyRates: CurrencyRate[],
+): { suppliers: Supplier[]; offers: SupplierOffer[] } {
+  const supplierIds = new Set(
+    suppliers.filter(s => s.hasOffer && s.name === supplierName).map(s => s.id),
+  );
+  const rate = currencyCode === BASE_CURRENCY
+    ? 1
+    : (currencyRates.find(r => r.code === currencyCode)?.rateToKzt ?? 1);
+
+  const nextSuppliers = suppliers.map(s =>
+    supplierIds.has(s.id) ? { ...s, currency: currencyCode } : s,
+  );
+  const nextOffers = offers.map(o => {
+    if (!supplierIds.has(o.supplierId)) return o;
+    const pricePerUnitKzt = o.pricePerUnit * rate;
+    const totalPriceKzt = pricePerUnitKzt * o.quantity;
+    return { ...o, currencyCode, pricePerUnitKzt, totalPriceKzt, totalWithExtraKzt: totalPriceKzt };
+  });
+
+  return { suppliers: nextSuppliers, offers: nextOffers };
+}
+
+export function getSupplierCurrency(suppliers: Supplier[], supplierName: string | undefined): string {
+  const supplier = suppliers.find(s => s.hasOffer && s.name === supplierName);
+  return supplier?.currency ?? BASE_CURRENCY;
+}