diff --git a/src/client/stores/CalculationStore/Effects/autorun.ts b/src/client/stores/CalculationStore/Effects/autorun.ts
index 4da04d2..542d282 100644
--- a/src/client/stores/CalculationStore/Effects/autorun.ts
+++ b/src/client/stores/CalculationStore/Effects/autorun.ts
@@ -76,6 +76,47 @@ const autorunEffects: IAutorunEffect[] = [
       }
     }
   },
+  calculationStore => () => {
+    const {
+      leaseObjectCategory,
+      maxMass,
+      withTrailer,
+      tonnage,
+    } = calculationStore.values;
+    if (leaseObjectCategory === 100000002) {
+      if (!maxMass) {
+        calculationStore.setValidation('tbxMaxMass', false);
+      } else {
+        calculationStore.setValidation('tbxMaxMass', true);
+      }
+      if (!tonnage) {
+        calculationStore.setValidation('tbxTonnage', false);
+      } else {
+        calculationStore.setValidation('tbxTonnage', true);
+      }
+      if (!withTrailer) {
+        calculationStore.setValidation('selectWithTrailer', false);
+      } else {
+        calculationStore.setValidation('selectWithTrailer', true);
+      }
+    } else {
+      calculationStore.setValidation('tbxMaxMass', true);
+      calculationStore.setValidation('tbxTonnage', true);
+      calculationStore.setValidation('selectWithTrailer', true);
+    }
+  },
+  calculationStore => () => {
+    const { leaseObjectCategory, countSeats } = calculationStore.values;
+    if (leaseObjectCategory === 100000003) {
+      if (!countSeats) {
+        calculationStore.setValidation('tbxCountSeats', false);
+      } else {
+        calculationStore.setValidation('tbxCountSeats', true);
+      }
+    } else {
+      calculationStore.setValidation('tbxCountSeats', true);
+    }
+  },
 ];
 
 export default autorunEffects;
diff --git a/src/core/config/initialOptions.ts b/src/core/config/initialOptions.ts
index f86573f..06d794f 100644
--- a/src/core/config/initialOptions.ts
+++ b/src/core/config/initialOptions.ts
@@ -151,10 +151,10 @@ const initialOptions: TElements<IBaseOption[]> = {
   ],
 
   selectWithTrailer: [
-    {
-      name: 'пусто',
-      value: 100000000,
-    },
+    // {
+    //   name: 'пусто',
+    //   value: 100000000,
+    // },
     {
       name: 'Да',
       value: 100000001,
diff --git a/src/core/config/initialValues.ts b/src/core/config/initialValues.ts
index bc3f6ed..ee17ab0 100644
--- a/src/core/config/initialValues.ts
+++ b/src/core/config/initialValues.ts
@@ -29,7 +29,7 @@ const initialValues: TValues<TValue> = {
   configuration: null,
   deliveryTime: 100000000,
   leaseObjectCount: 1,
-  withTrailer: 100000000,
+  withTrailer: null,
   leaseObjectUsed: false,
   maxMass: 0,
   countSeats: 0,