diff --git a/transacional/src/main/java/com/example/rent/dto/BookingDto.java b/transacional/src/main/java/com/example/rent/dto/BookingDto.java
index e6020bdf..601d5da8 100644
--- a/transacional/src/main/java/com/example/rent/dto/BookingDto.java
+++ b/transacional/src/main/java/com/example/rent/dto/BookingDto.java
@@ -1,7 +1,6 @@
 package com.example.rent.dto;
 
-import java.time.LocalDate;
 import java.util.List;
 
-public record BookingDto(String accommodationId, List<String> guestIds, LocalDate intialDate, LocalDate endDate) {
+public record BookingDto(String accommodationId, List<String> guestIds, Integer rentalMonths) {
 }
diff --git a/transacional/src/main/java/com/example/rent/exceptions/BusinessException.java b/transacional/src/main/java/com/example/rent/exceptions/BusinessException.java
new file mode 100644
index 00000000..3f501fae
--- /dev/null
+++ b/transacional/src/main/java/com/example/rent/exceptions/BusinessException.java
@@ -0,0 +1,9 @@
+package com.example.rent.exceptions;
+
+public class BusinessException extends RuntimeException {
+
+    public BusinessException(String message) {
+        super(message);
+    }
+}
+
diff --git a/transacional/src/main/java/com/example/rent/mapper/BookingMapper.java b/transacional/src/main/java/com/example/rent/mapper/BookingMapper.java
index b16a8d3f..2643a393 100644
--- a/transacional/src/main/java/com/example/rent/mapper/BookingMapper.java
+++ b/transacional/src/main/java/com/example/rent/mapper/BookingMapper.java
@@ -7,32 +7,37 @@
 import com.example.rent.enums.StatusReservation;
 
 import java.time.LocalDateTime;
+import java.time.temporal.ChronoUnit;
 import java.util.List;
 
 public class BookingMapper {
 
-    public static Booking toEntity(BookingDto dto, Accommodation accommodation, List<GuestBooking> guestBookings) {
-        Booking booking = new Booking();
-        booking.setAccommodation(accommodation);
-        booking.setGuests(guestBookings);
-        booking.setInitialDate(dto.intialDate());
-        booking.setEndDate(dto.endDate());
-        booking.setStatusReservation(StatusReservation.WAITING_PAYMENT);
-        booking.setCreationDate(LocalDateTime.now());
-        booking.setExpiresDate(null);
-        return booking;
-    }
+//    public static Booking toEntity(BookingDto dto, Accommodation accommodation, List<GuestBooking> guestBookings) {
+//        Booking booking = new Booking();
+//        booking.setAccommodation(accommodation);
+//        booking.setGuests(guestBookings);
+//        booking.setInitialDate(dto.intialDate());
+//        booking.setEndDate(dto.endDate());
+//        booking.setStatusReservation(StatusReservation.WAITING_PAYMENT);
+//        booking.setCreationDate(LocalDateTime.now());
+//        booking.setExpiresDate(null);
+//        return booking;
+//    }
 
     public static BookingDto toDto(Booking booking) {
         List<String> guestIds = booking.getGuests().stream()
                 .map(guestBooking -> guestBooking.getGuest().getId())
                 .toList();
 
+        int rentalMonths = (int) ChronoUnit.MONTHS.between(
+                booking.getInitialDate(),
+                booking.getEndDate()
+        );
+
         return new BookingDto(
                 booking.getAccommodation().getId(),
                 guestIds,
-                booking.getInitialDate(),
-                booking.getEndDate()
+                rentalMonths
         );
     }
 }
diff --git a/transacional/src/main/java/com/example/rent/service/impl/BookingServiceImpl.java b/transacional/src/main/java/com/example/rent/service/impl/BookingServiceImpl.java
index 6e966362..536446f7 100644
--- a/transacional/src/main/java/com/example/rent/service/impl/BookingServiceImpl.java
+++ b/transacional/src/main/java/com/example/rent/service/impl/BookingServiceImpl.java
@@ -7,6 +7,7 @@
 import com.example.rent.entities.User;
 import com.example.rent.enums.StatusAccommodation;
 import com.example.rent.enums.StatusReservation;
+import com.example.rent.exceptions.BusinessException;
 import com.example.rent.mapper.BookingMapper;
 import com.example.rent.repository.AccommodationRepository;
 import com.example.rent.repository.BookingRepository;
@@ -17,8 +18,8 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.time.LocalDate;
 import java.time.LocalDateTime;
-import java.time.temporal.ChronoUnit;
 import java.util.List;
 import java.util.Optional;
 
@@ -26,9 +27,10 @@
 @Service
 public class BookingServiceImpl implements BookingService {
 
-    public static final int MIN_DAYS = 30;
+    public static final int MIN_MONTHS = 1;
+    public static final int MAX_MONTHS  = 12;
     public static final int DAYS_FOR_EXPIRES = 3;
-    public static final String MINIMUM_RENTAL_TIME = "O período mínimo de aluguel é 30 dias";
+    public static final String RENTAL_TIME_ERROR = "Período de locação inválido. Use um valor de 1 a 12 meses.";
     public static final String ACCOMMODATION_NOT_AVAILABLE = "O imóvel não está disponível para reserva.";
     public static final String USER_NOT_FOUND = "Usuário não encontrado";
     public static final String ACCOMMODATION_NOT_FOUND = "Imóvel não encontrado";
@@ -49,7 +51,7 @@ public class BookingServiceImpl implements BookingService {
 
     @Override
     public Booking createBooking(BookingDto request) {
-        validateMinimumRentalTime(request);
+        validateRentalTime(request);
         var accommodation = findAccommodation(request);
         validateAccommodationCapacity(request, accommodation);
         verifyAccommodationStats(accommodation);
@@ -61,9 +63,10 @@ public Booking createBooking(BookingDto request) {
         return bookingRepository.save(booking);
     }
 
-    protected void validateMinimumRentalTime(BookingDto request) {
-        if (ChronoUnit.DAYS.between(request.intialDate(), request.endDate()) < MIN_DAYS) {
-            throw new RuntimeException(MINIMUM_RENTAL_TIME);
+    protected void validateRentalTime(BookingDto request) {
+        Integer months = request.rentalMonths();
+        if (months == null || months < MIN_MONTHS || months > MAX_MONTHS) {
+            throw new BusinessException(RENTAL_TIME_ERROR);
         }
 
     }
@@ -81,13 +84,15 @@ protected void verifyAccommodationStats(Accommodation accommodation) {
     }
 
     protected Booking buildBooking(Accommodation accommodation, BookingDto request, List<GuestBooking> guests) {
+        LocalDate initialDate = LocalDate.now().plusDays(6);
+        LocalDate endDate = initialDate.plusMonths(request.rentalMonths());
         Booking booking = new Booking();
         booking.setAccommodation(accommodation);
         booking.setStatusReservation(StatusReservation.WAITING_PAYMENT);
         booking.setCreationDate(LocalDateTime.now());
         booking.setExpiresDate(LocalDateTime.now().plusDays(DAYS_FOR_EXPIRES));
-        booking.setInitialDate(request.intialDate());
-        booking.setEndDate(request.endDate());
+        booking.setInitialDate(initialDate);
+        booking.setEndDate(endDate);
         guests.forEach(e -> e.setReservation(booking));
         booking.setGuests(guests);
         accommodation.setStatus(StatusAccommodation.BOOKING);