diff --git a/backend/api/v1/requests_app/request_serializers/vacation.py b/backend/api/v1/requests_app/request_serializers/vacation.py
index 0777e7da..4d9edabe 100644
--- a/backend/api/v1/requests_app/request_serializers/vacation.py
+++ b/backend/api/v1/requests_app/request_serializers/vacation.py
@@ -1,5 +1,7 @@
 from rest_framework import serializers
 
+from decimal import Decimal, ROUND_HALF_UP
+
 from requests_app.models import RequestVacationTerms
 
 from ...employees.serializers import EmployeeBriefSerializer
@@ -28,6 +30,11 @@ class RequestVacationTermsReadSerializer(serializers.ModelSerializer):
         instruction = getattr(obj, "finance_instruction", None)
         if instruction is None:
             return None
+        daily_rate = None
+        if instruction.amount is not None and instruction.paid_days:
+            daily_rate = (instruction.amount / Decimal(instruction.paid_days)).quantize(
+                Decimal("0.01"), rounding=ROUND_HALF_UP
+            )
         return {
             "id": instruction.id,
             "status": instruction.status,
@@ -35,6 +42,7 @@ class RequestVacationTermsReadSerializer(serializers.ModelSerializer):
             "amount": str(instruction.amount)
             if instruction.amount is not None
             else None,
+            "daily_rate": str(daily_rate) if daily_rate is not None else None,
             "period_id": instruction.period_id,
             "payroll_input_line_id": instruction.payroll_input_line_id,
         }
diff --git a/backend/finance/payroll/services.py b/backend/finance/payroll/services.py
index a66aa19d..439a0b24 100644
--- a/backend/finance/payroll/services.py
+++ b/backend/finance/payroll/services.py
@@ -24,6 +24,7 @@ from finance.enums import (
     InputSource,
     PayrollPeriodStatus,
     PayrollRunStatus,
+    VacationPayInstructionStatus,
 )
 from finance.models import (
     EmployeePayRate,
@@ -37,6 +38,7 @@ from finance.models import (
     PayrollStatementLine,
     PayrollWorkSettings,
     PayrollWorkRecord,
+    VacationPayInstruction,
 )
 
 from .adapter import build_core_request, employee_snapshot
@@ -116,6 +118,22 @@ def _operation_error(code: str, message: str, **details):
     raise PayrollOperationError(code, message, details=details)
 
 
+def _mark_linked_vacation_instruction_posted(line: PayrollInputLine) -> None:
+    instruction = (
+        VacationPayInstruction.objects.select_for_update()
+        .select_related("vacation_terms")
+        .filter(payroll_input_line=line)
+        .first()
+    )
+    if instruction is None:
+        return
+    instruction.status = VacationPayInstructionStatus.POSTED
+    instruction.save(update_fields=["status", "updated_at"])
+    terms = instruction.vacation_terms
+    terms.finance_status = "posted"
+    terms.save(update_fields=["finance_status", "updated_at"])
+
+
 def _resolve_rates(
     period: PayrollPeriod,
     employee_ids: list[int],
@@ -2110,12 +2128,13 @@ def approve_period_drafts(period_id: int, *, actor) -> dict[str, int]:
             expected_lock_version=record.lock_version,
         )
     for line in input_lines:
-        _approve_record(
+        approved_line = _approve_record(
             line,
             actor=actor,
             object_label="input_line",
             expected_lock_version=line.lock_version,
         )
+        _mark_linked_vacation_instruction_posted(approved_line)
 
     summary = {
         "rates": len(rates),
@@ -2213,18 +2232,18 @@ def approve_input_line(
     expected_lock_version: int,
 ) -> PayrollInputLine:
     _require_permission(actor, "finance.approve_payroll_inputs")
-    reference = PayrollInputLine.objects.only("period_id").get(
-        pk=line_id
-    )
+    reference = PayrollInputLine.objects.only("period_id").get(pk=line_id)
     period = PayrollPeriod.objects.select_for_update().get(pk=reference.period_id)
     _ensure_period_accepts_approvals(period)
     record = PayrollInputLine.objects.select_for_update().get(pk=line_id)
-    return _approve_record(
+    approved_line = _approve_record(
         record,
         actor=actor,
         object_label="input_line",
         expected_lock_version=expected_lock_version,
     )
+    _mark_linked_vacation_instruction_posted(approved_line)
+    return approved_line
 
 
 @transaction.atomic
diff --git a/backend/requests_app/application/vacation.py b/backend/requests_app/application/vacation.py
index a69da1f7..f47c743b 100644
--- a/backend/requests_app/application/vacation.py
+++ b/backend/requests_app/application/vacation.py
@@ -1,11 +1,27 @@
 from __future__ import annotations
 
+from decimal import Decimal, ROUND_HALF_UP
+
 from django.core.exceptions import ValidationError as DjangoValidationError
 from django.db import transaction
 from rest_framework.exceptions import ValidationError
 
-from finance.enums import VacationPayInstructionStatus
-from finance.models import PayrollPeriod, VacationPayInstruction
+from finance.enums import (
+    ApprovalStatus,
+    InputSource,
+    VacationPayInstructionStatus,
+)
+from finance.models import (
+    EmployeePayRate,
+    PayrollInputLine,
+    PayrollPeriod,
+    VacationPayInstruction,
+)
+from finance.payroll.config import base_rate_code
+from finance.payroll.work_norm import (
+    count_period_workdays,
+    resolve_employee_schedule,
+)
 from requests_app.enums import (
     RequestStatus,
     RequestType,
@@ -14,6 +30,9 @@ from requests_app.enums import (
 from requests_app.models import Request, RequestVacationTerms
 
 
+MONEY_QUANTUM = Decimal("0.01")
+
+
 def vacation_total_days(request_obj: Request) -> int:
     if not (request_obj.date_from and request_obj.date_to):
         return 0
@@ -44,6 +63,114 @@ def _matching_payroll_period(request_obj: Request):
     )
 
 
+def _approved_rate_for_vacation(request_obj: Request) -> EmployeePayRate:
+    rate = (
+        EmployeePayRate.objects.filter(
+            employee_id=request_obj.employee_id,
+            rate_code=base_rate_code(),
+            status=ApprovalStatus.APPROVED,
+            effective_from__lte=request_obj.date_from,
+        )
+        .order_by("-effective_from", "-revision", "-id")
+        .first()
+    )
+    if rate is None:
+        raise ValidationError(
+            {
+                "record_to_finance": (
+                    "Для сотрудника нет утверждённой ставки на дату начала отпуска."
+                )
+            }
+        )
+    return rate
+
+
+def _calculate_vacation_pay(
+    request_obj: Request,
+    *,
+    paid_days: int,
+) -> tuple[PayrollPeriod, Decimal, Decimal]:
+    period = _matching_payroll_period(request_obj)
+    if period is None:
+        raise ValidationError(
+            {
+                "record_to_finance": (
+                    "Для даты начала отпуска не найден расчётный период."
+                )
+            }
+        )
+    rate = _approved_rate_for_vacation(request_obj)
+    if rate.currency != period.currency:
+        raise ValidationError(
+            {
+                "record_to_finance": (
+                    "Валюта ставки сотрудника не совпадает с валютой расчётного периода."
+                )
+            }
+        )
+    schedule, _ = resolve_employee_schedule(request_obj.employee)
+    workdays = count_period_workdays(period, schedule)
+    if workdays < 1:
+        raise ValidationError(
+            {"record_to_finance": "В расчётном периоде нет плановых рабочих дней."}
+        )
+    daily_rate = (rate.amount / Decimal(workdays)).quantize(
+        MONEY_QUANTUM,
+        rounding=ROUND_HALF_UP,
+    )
+    amount = (daily_rate * paid_days).quantize(
+        MONEY_QUANTUM,
+        rounding=ROUND_HALF_UP,
+    )
+    return period, daily_rate, amount
+
+
+def _vacation_line_reason(
+    request_obj: Request,
+    *,
+    paid_days: int,
+    daily_rate: Decimal,
+) -> str:
+    return (
+        f"Отпуск по заявлению #{request_obj.pk}: {paid_days} дн. × {daily_rate:.2f} ₽"
+    )
+
+
+def _upsert_payroll_input_line(
+    *,
+    request_obj: Request,
+    instruction: VacationPayInstruction,
+    actor,
+    period: PayrollPeriod,
+    paid_days: int,
+    daily_rate: Decimal,
+    amount: Decimal,
+) -> PayrollInputLine:
+    line = instruction.payroll_input_line
+    if line is None:
+        line = PayrollInputLine(
+            created_by=actor,
+            status=ApprovalStatus.DRAFT,
+            source=InputSource.API,
+            source_ref=f"vacation-request:{request_obj.pk}",
+        )
+    line.period = period
+    line.employee = request_obj.employee
+    line.component_code = "VACATION_PAY"
+    line.amount = amount
+    line.reason = _vacation_line_reason(
+        request_obj,
+        paid_days=paid_days,
+        daily_rate=daily_rate,
+    )
+    try:
+        line.full_clean()
+    except DjangoValidationError as exc:
+        raise ValidationError(exc.message_dict) from exc
+    line.save()
+    return line
+
+
 def _validate_vacation_decision(
     request_obj: Request,
     *,
@@ -75,8 +202,9 @@ def _ensure_instruction_is_mutable(
 ) -> None:
     if not existing_instruction:
         return
+    line = existing_instruction.payroll_input_line
     instruction_is_posted = bool(
-        existing_instruction.payroll_input_line_id
+        (line is not None and line.status == ApprovalStatus.APPROVED)
         or existing_instruction.status == VacationPayInstructionStatus.POSTED
     )
     terms_are_changing = bool(
@@ -131,7 +259,11 @@ def save_vacation_terms(
     instruction_is_posted = bool(
         existing_instruction
         and (
-            existing_instruction.payroll_input_line_id
+            (
+                existing_instruction.payroll_input_line_id
+                and existing_instruction.payroll_input_line.status
+                == ApprovalStatus.APPROVED
+            )
             or existing_instruction.status == VacationPayInstructionStatus.POSTED
         )
     )
@@ -159,12 +291,17 @@ def save_vacation_terms(
     )
 
     if record_to_finance and not instruction_is_posted:
+        period, daily_rate, amount = _calculate_vacation_pay(
+            locked_request,
+            paid_days=paid_days,
+        )
         instruction, _ = VacationPayInstruction.objects.update_or_create(
             vacation_terms=terms,
             defaults={
-                "period": _matching_payroll_period(locked_request),
+                "period": period,
                 "paid_days": paid_days,
-                "status": VacationPayInstructionStatus.PENDING_AMOUNT,
+                "amount": amount,
+                "status": VacationPayInstructionStatus.DRAFT,
                 "created_by": (
                     existing_instruction.created_by if existing_instruction else actor
                 ),
@@ -175,8 +312,26 @@ def save_vacation_terms(
         except DjangoValidationError as exc:
             raise ValidationError(exc.message_dict) from exc
         instruction.save()
-    elif existing_instruction and not existing_instruction.payroll_input_line_id:
+        line = _upsert_payroll_input_line(
+            request_obj=locked_request,
+            instruction=instruction,
+            actor=actor,
+            period=period,
+            paid_days=paid_days,
+            daily_rate=daily_rate,
+            amount=amount,
+        )
+        instruction.payroll_input_line = line
+        instruction.save(
+            update_fields=["payroll_input_line", "status", "amount", "updated_at"]
+        )
+    elif existing_instruction and not instruction_is_posted:
+        if existing_instruction.payroll_input_line_id:
+            existing_instruction.payroll_input_line.delete()
+            existing_instruction.payroll_input_line = None
         existing_instruction.status = VacationPayInstructionStatus.VOIDED
-        existing_instruction.save(update_fields=["status", "updated_at"])
+        existing_instruction.save(
+            update_fields=["payroll_input_line", "status", "updated_at"]
+        )
 
     return terms
diff --git a/backend/tests/api/v1/requests_app/test_requests_api.py b/backend/tests/api/v1/requests_app/test_requests_api.py
index 489e9d57..460e7566 100644
--- a/backend/tests/api/v1/requests_app/test_requests_api.py
+++ b/backend/tests/api/v1/requests_app/test_requests_api.py
@@ -1,6 +1,7 @@
 from __future__ import annotations
 
 from datetime import date, datetime, time
+from decimal import Decimal
 from typing import Any
 
 import pytest
@@ -13,8 +14,13 @@ from rest_framework.test import APIClient
 from requests_app.enums import RequestStatus, RequestType
 from requests_app.models import Request as EmployeeRequest
 from requests_app.models import RequestSettings, RequestVacationTerms
-from finance.enums import VacationPayInstructionStatus
-from finance.models import PayrollPeriod, VacationPayInstruction
+from finance.enums import ApprovalStatus, VacationPayInstructionStatus
+from finance.models import (
+    EmployeePayRate,
+    PayrollInputLine,
+    PayrollPeriod,
+    VacationPayInstruction,
+)
 from tasks.models import (
     Task,
     TaskBoard,
@@ -1242,6 +1248,17 @@ def test_approving_vacation_requests_terms_and_can_save_finance_instruction(
         date_from=date(2026, 8, 1),
         date_to=date(2026, 8, 31),
     )
+    EmployeePayRate.objects.create(
+        employee=owner,
+        rate_code="BASE",
+        amount=Decimal("80000.0000"),
+        currency="RUB",
+        effective_from=date(2026, 7, 1),
+        status=ApprovalStatus.APPROVED,
+        created_by=owner,
+        approved_by=recipient,
+        approved_at=timezone.now(),
+    )
 
     approve_response = auth_client(recipient).post(
         f"{API_BASE}{vacation.id}/approve/",
@@ -1275,7 +1292,16 @@ def test_approving_vacation_requests_terms_and_can_save_finance_instruction(
     instruction = VacationPayInstruction.objects.get(vacation_terms=terms)
     assert instruction.period == payroll_period
     assert instruction.paid_days == 7
-    assert instruction.status == VacationPayInstructionStatus.PENDING_AMOUNT
+    assert instruction.amount == Decimal("26666.64")
+    assert instruction.status == VacationPayInstructionStatus.DRAFT
+    line = PayrollInputLine.objects.get(pk=instruction.payroll_input_line_id)
+    assert line.period == payroll_period
+    assert line.employee == owner
+    assert line.component_code == "VACATION_PAY"
+    assert line.amount == Decimal("26666.64")
+    assert line.status == ApprovalStatus.DRAFT
+    assert line.source_ref == f"vacation-request:{vacation.pk}"
+    assert "7 дн. × 3809.52 ₽" in line.reason
 
 
 def test_unpaid_vacation_can_skip_finance_and_updates_exact_statistics(
diff --git a/frontend/src/components/requests/RequestVacationTermsModal.tsx b/frontend/src/components/requests/RequestVacationTermsModal.tsx
index b8e1c186..fe056310 100644
--- a/frontend/src/components/requests/RequestVacationTermsModal.tsx
+++ b/frontend/src/components/requests/RequestVacationTermsModal.tsx
@@ -95,6 +95,7 @@ export function RequestVacationTermsModal({ request, onClose, onSaved }: Props)
   if (!request) return null;
 
   const stats = context?.statistics;
+  const financeInstruction = context?.terms?.finance_instruction;
   const historicalVacationDays = (stats?.paid_vacation_days || 0) + (stats?.unpaid_vacation_days || 0);
   const employeeName = displayUserName(request.employee || request.created_by);
 
@@ -243,7 +244,9 @@ export function RequestVacationTermsModal({ request, onClose, onSaved }: Props)
             <span className="min-w-0">
               <span className="block text-sm font-medium">Передать в финансы</span>
               <span className="app-text-muted mt-1 block text-xs leading-relaxed">
-                Создать поручение на расчёт отпускных за {paidDays} дн. Сумму рассчитает финансовый модуль.
+                {financeInstruction?.amount
+                  ? `Начисление ${financeInstruction.amount} ₽: ${paidDays} дн. × ${financeInstruction.daily_rate} ₽.`
+                  : `Создать начисление отпускных за ${paidDays} дн. по дневной ставке сотрудника.`}
               </span>
             </span>
             <Banknote size={17} className="app-text-muted ml-auto mt-1 shrink-0" />
diff --git a/frontend/src/types/api.ts b/frontend/src/types/api.ts
index a7119cf8..da2ad23c 100644
--- a/frontend/src/types/api.ts
+++ b/frontend/src/types/api.ts
@@ -1275,6 +1275,7 @@ export interface VacationFinanceInstruction {
   status: "pending_amount" | "draft" | "posted" | "voided";
   paid_days: number;
   amount: string | null;
+  daily_rate: string | null;
   period_id: number | null;
   payroll_input_line_id: number | null;
 }