diff --git a/src/food-market.domain/Organizations/Employee.cs b/src/food-market.domain/Organizations/Employee.cs
index 2f0c708..3fa8a79 100644
--- a/src/food-market.domain/Organizations/Employee.cs
+++ b/src/food-market.domain/Organizations/Employee.cs
@@ -21,7 +21,7 @@ public class Employee : TenantEntity
 
     /// <summary>Оклад в валюте организации, опц.</summary>
     public decimal? Salary { get; set; }
-    /// <summary>ИИН/ИНН (12-14 символов), опц.</summary>
+    /// <summary>ИИН (12 цифр для физлица в РК), опционально.</summary>
     public string? TaxNumber { get; set; }
     /// <summary>Произвольное описание (комментарий HR'а).</summary>
     public string? Description { get; set; }
diff --git a/src/food-market.web/src/pages/CounterpartiesPage.tsx b/src/food-market.web/src/pages/CounterpartiesPage.tsx
index f1cb524..5f68df5 100644
--- a/src/food-market.web/src/pages/CounterpartiesPage.tsx
+++ b/src/food-market.web/src/pages/CounterpartiesPage.tsx
@@ -143,13 +143,10 @@ export function CounterpartiesPage() {
               </Select>
             </Field>
             <Field label="БИН (юрлицо РК)">
-              <TextInput value={form.bin} onChange={(e) => setForm({ ...form, bin: e.target.value })} />
+              <TextInput value={form.bin} onChange={(e) => setForm({ ...form, bin: e.target.value })} placeholder="12 цифр" maxLength={12} inputMode="numeric" />
             </Field>
             <Field label="ИИН (физлицо РК)">
-              <TextInput value={form.iin} onChange={(e) => setForm({ ...form, iin: e.target.value })} />
-            </Field>
-            <Field label="ИНН / другой">
-              <TextInput value={form.taxNumber} onChange={(e) => setForm({ ...form, taxNumber: e.target.value })} />
+              <TextInput value={form.iin} onChange={(e) => setForm({ ...form, iin: e.target.value })} placeholder="12 цифр" maxLength={12} inputMode="numeric" />
             </Field>
             <Field label="Страна">
               <Select value={form.countryId} onChange={(e) => setForm({ ...form, countryId: e.target.value })}>
diff --git a/src/food-market.web/src/pages/EmployeesPage.tsx b/src/food-market.web/src/pages/EmployeesPage.tsx
index 65e7e9b..1cf2302 100644
--- a/src/food-market.web/src/pages/EmployeesPage.tsx
+++ b/src/food-market.web/src/pages/EmployeesPage.tsx
@@ -298,8 +298,8 @@ export function EmployeesPage() {
               <Field label="Оклад">
                 <TextInput type="number" value={form.salary} onChange={(e) => setForm({ ...form, salary: e.target.value })} placeholder="—" />
               </Field>
-              <Field label="ИИН/ИНН">
-                <TextInput value={form.taxNumber} onChange={(e) => setForm({ ...form, taxNumber: e.target.value })} placeholder="12-14 цифр" maxLength={20} />
+              <Field label="ИИН">
+                <TextInput value={form.taxNumber} onChange={(e) => setForm({ ...form, taxNumber: e.target.value })} placeholder="12 цифр" maxLength={12} inputMode="numeric" />
               </Field>
             </div>
             <Field label="Описание / комментарий">
diff --git a/src/food-market.web/src/pages/MoySkladImportPage.tsx b/src/food-market.web/src/pages/MoySkladImportPage.tsx
index 8d8ebaf..b2777f3 100644
--- a/src/food-market.web/src/pages/MoySkladImportPage.tsx
+++ b/src/food-market.web/src/pages/MoySkladImportPage.tsx
@@ -142,7 +142,7 @@ export function MoySkladImportPage() {
             {test.data && (
               <div className="text-sm text-emerald-700 dark:text-emerald-400 flex items-center gap-1.5">
                 <CheckCircle className="w-4 h-4" /> Подключено: <strong>{test.data.organization}</strong>
-                {test.data.inn && <span className="text-slate-500">(ИНН {test.data.inn})</span>}
+                {test.data.inn && <span className="text-slate-500">(идентификатор {test.data.inn})</span>}
               </div>
             )}
             {test.error && <div className="text-sm text-red-600">{formatError(test.error)}</div>}
diff --git a/src/food-market.web/src/pages/SuperAdminOrgCreatePage.tsx b/src/food-market.web/src/pages/SuperAdminOrgCreatePage.tsx
index d1d3150..2493d5e 100644
--- a/src/food-market.web/src/pages/SuperAdminOrgCreatePage.tsx
+++ b/src/food-market.web/src/pages/SuperAdminOrgCreatePage.tsx
@@ -79,7 +79,7 @@ export function SuperAdminOrgCreatePage() {
             </Field>
           </div>
           <div className="grid grid-cols-2 gap-3">
-            <Field label="БИН/ИНН"><TextInput value={bin} onChange={(e) => setBin(e.target.value)} /></Field>
+            <Field label="БИН"><TextInput value={bin} onChange={(e) => setBin(e.target.value)} placeholder="12 цифр" maxLength={12} inputMode="numeric" /></Field>
             <Field label="Телефон"><PhoneInput value={phone} onChange={setPhone} /></Field>
           </div>
           <Field label="Адрес"><TextInput value={address} onChange={(e) => setAddress(e.target.value)} /></Field>
diff --git a/src/food-market.web/src/pages/SuperAdminSetupPage.tsx b/src/food-market.web/src/pages/SuperAdminSetupPage.tsx
index 864cbe1..6af49d6 100644
--- a/src/food-market.web/src/pages/SuperAdminSetupPage.tsx
+++ b/src/food-market.web/src/pages/SuperAdminSetupPage.tsx
@@ -141,7 +141,7 @@ export function SuperAdminSetupPage() {
               </Field>
             </div>
             <div className="grid grid-cols-2 gap-3">
-              <Field label="БИН/ИНН"><TextInput value={bin} onChange={(e) => setBin(e.target.value)} /></Field>
+              <Field label="БИН"><TextInput value={bin} onChange={(e) => setBin(e.target.value)} placeholder="12 цифр" maxLength={12} inputMode="numeric" /></Field>
               <Field label="Телефон"><TextInput value={phone} onChange={(e) => setPhone(e.target.value)} /></Field>
             </div>
             <div className="flex gap-2">