diff --git a/CHANGELOG.md b/CHANGELOG.md
index cb3d742..ecc6de5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,43 @@
+### v3.14.0 (2025-11-26)
+* * * 
+
+### New Resources: 
+* Einvoice has been added.
+* QuotedDeltaRamp has been added. 
+
+### New Attributes: 
+* line_items_next_offset has been added to CreditNote.
+* line_items_next_offset has been added to Invoice.
+* credit_lines has been added to SalesOrder.
+* billable_unit_price has been added to SalesOrder#LineItem.
+* billable_quantity has been added to SalesOrder#LineItem.
+* billable_amount has been added to SalesOrder#LineItem.
+
+### New Endpoint: 
+* move has been added to ItemPrice.
+
+### New Parameters: 
+* line_items_limit has been added to CreditNote#RetrieveRequest.
+* line_items_offset has been added to CreditNote#RetrieveRequest.
+* line_items_limit has been added to Invoice#RetrieveRequest.
+* line_items_offset has been added to Invoice#RetrieveRequest.
+* item_tiers has been added to Estimate#GiftSubscriptionForItemsRequest.
+* unit_price has been added to Estimate#SubscriptionItems#GiftSubscriptionForItemsRequest.
+* unit_price_in_decimal has been added to Estimate#SubscriptionItems#GiftSubscriptionForItemsRequest.
+* item_tiers has been added to Gift#CreateForItemsRequest.
+* meta_data has been added to Gift#CreateForItemsRequest.
+* unit_price has been added to Gift#SubscriptionItems#CreateForItemsRequest.
+* unit_price_in_decimal has been added to Gift#SubscriptionItems#CreateForItemsRequest.
+* item_tiers has been added to HostedPage#CheckoutGiftForItemsRequest.
+* unit_price has been added to HostedPage#SubscriptionItems#CheckoutGiftForItemsRequest.
+* unit_price_in_decimal has been added to HostedPage#SubscriptionItems#CheckoutGiftForItemsRequest.
+* auto_select_local_currency has been added to PricingPageSession#CreateForNewSubscriptionRequest.
+
+### New Enums: 
+* EZIDEBIT has been added to GatewayEnum.
+* BUSINESS_RULE has been added to EntityTypeEnum.
+* RULESET has been added to EntityTypeEnum.
+
 ### v3.13.0 (2025-10-28)
 * * * 
 
diff --git a/chargebee/main.py b/chargebee/main.py
index 66109a2..a2734f7 100644
--- a/chargebee/main.py
+++ b/chargebee/main.py
@@ -61,6 +61,7 @@ def __init__(
         self.DifferentialPrice = chargebee.DifferentialPrice(self.env)
         self.Discount = chargebee.Discount(self.env)
         self.Download = chargebee.Download(self.env)
+        self.Einvoice = chargebee.Einvoice(self.env)
         self.Entitlement = chargebee.Entitlement(self.env)
         self.EntitlementOverride = chargebee.EntitlementOverride(self.env)
         self.Estimate = chargebee.Estimate(self.env)
@@ -118,6 +119,7 @@ def __init__(
         self.Quote = chargebee.Quote(self.env)
         self.QuoteLineGroup = chargebee.QuoteLineGroup(self.env)
         self.QuotedCharge = chargebee.QuotedCharge(self.env)
+        self.QuotedDeltaRamp = chargebee.QuotedDeltaRamp(self.env)
         self.QuotedRamp = chargebee.QuotedRamp(self.env)
         self.QuotedSubscription = chargebee.QuotedSubscription(self.env)
         self.Ramp = chargebee.Ramp(self.env)
diff --git a/chargebee/models/__init__.py b/chargebee/models/__init__.py
index 6756891..8f2cfab 100644
--- a/chargebee/models/__init__.py
+++ b/chargebee/models/__init__.py
@@ -136,6 +136,8 @@
 
 from chargebee.models.download.operations import Download
 
+from chargebee.models.einvoice.operations import Einvoice
+
 from chargebee.models.entitlement.operations import Entitlement
 
 from chargebee.models.entitlement_override.operations import EntitlementOverride
@@ -246,6 +248,8 @@
 
 from chargebee.models.quoted_charge.operations import QuotedCharge
 
+from chargebee.models.quoted_delta_ramp.operations import QuotedDeltaRamp
+
 from chargebee.models.quoted_ramp.operations import QuotedRamp
 
 from chargebee.models.quoted_subscription.operations import QuotedSubscription
diff --git a/chargebee/models/credit_note/operations.py b/chargebee/models/credit_note/operations.py
index c135c7b..2522fbc 100644
--- a/chargebee/models/credit_note/operations.py
+++ b/chargebee/models/credit_note/operations.py
@@ -386,6 +386,8 @@ class CreateParams(TypedDict):
 
     class RetrieveParams(TypedDict):
         line_item: NotRequired["CreditNote.RetrieveLineItemParams"]
+        line_items_limit: NotRequired[int]
+        line_items_offset: NotRequired[str]
 
     class PdfParams(TypedDict):
         disposition_type: NotRequired[enums.DispositionType]
diff --git a/chargebee/models/credit_note/responses.py b/chargebee/models/credit_note/responses.py
index 03f3844..cd36417 100644
--- a/chargebee/models/credit_note/responses.py
+++ b/chargebee/models/credit_note/responses.py
@@ -2,7 +2,7 @@
 from chargebee.model import Model
 from typing import Dict, List, Any
 from chargebee.response import Response
-from chargebee.models import invoice, transaction, transaction, invoice, download
+from chargebee.models import invoice, transaction, transaction, download, invoice
 
 
 @dataclass
@@ -229,6 +229,7 @@ class CreditNoteResponse(Model):
     resource_version: int = None
     updated_at: int = None
     channel: str = None
+    line_items_next_offset: str = None
     sub_total: int = None
     sub_total_in_local_currency: int = None
     total_in_local_currency: int = None
diff --git a/chargebee/models/einvoice/__init__.py b/chargebee/models/einvoice/__init__.py
new file mode 100644
index 0000000..d22147c
--- /dev/null
+++ b/chargebee/models/einvoice/__init__.py
@@ -0,0 +1,2 @@
+from .operations import Einvoice
+from .responses import EinvoiceResponse
diff --git a/chargebee/models/einvoice/operations.py b/chargebee/models/einvoice/operations.py
new file mode 100644
index 0000000..6500566
--- /dev/null
+++ b/chargebee/models/einvoice/operations.py
@@ -0,0 +1,22 @@
+from .responses import *
+from chargebee import request, environment
+from typing import TypedDict, Required, NotRequired, Dict, List, Any, cast
+from enum import Enum
+
+
+@dataclass
+class Einvoice:
+    env: environment.Environment
+
+    class Status(Enum):
+        SCHEDULED = "scheduled"
+        SKIPPED = "skipped"
+        IN_PROGRESS = "in_progress"
+        SUCCESS = "success"
+        FAILED = "failed"
+        REGISTERED = "registered"
+
+        def __str__(self):
+            return self.value
+
+    pass
diff --git a/chargebee/models/einvoice/responses.py b/chargebee/models/einvoice/responses.py
new file mode 100644
index 0000000..ceb34a1
--- /dev/null
+++ b/chargebee/models/einvoice/responses.py
@@ -0,0 +1,12 @@
+from dataclasses import dataclass
+from chargebee.model import Model
+from typing import Dict, List, Any
+
+
+@dataclass
+class EinvoiceResponse(Model):
+    raw_data: Dict[Any, Any] = None
+    id: str = None
+    reference_number: str = None
+    status: str = None
+    message: str = None
diff --git a/chargebee/models/enums.py b/chargebee/models/enums.py
index d87413e..692c802 100644
--- a/chargebee/models/enums.py
+++ b/chargebee/models/enums.py
@@ -390,6 +390,8 @@ class EntityType(Enum):
     OMNICHANNEL_ONE_TIME_ORDER = "omnichannel_one_time_order"
     OMNICHANNEL_ONE_TIME_ORDER_ITEM = "omnichannel_one_time_order_item"
     USAGE_FILE = "usage_file"
+    BUSINESS_RULE = "business_rule"
+    RULESET = "ruleset"
 
     def __str__(self):
         return self.value
@@ -743,6 +745,7 @@ class Gateway(Enum):
     PAYSTACK = "paystack"
     JP_MORGAN = "jp_morgan"
     DEUTSCHE_BANK = "deutsche_bank"
+    EZIDEBIT = "ezidebit"
     GOCARDLESS = "gocardless"
     NOT_APPLICABLE = "not_applicable"
 
diff --git a/chargebee/models/estimate/operations.py b/chargebee/models/estimate/operations.py
index c348494..a6ca7cb 100644
--- a/chargebee/models/estimate/operations.py
+++ b/chargebee/models/estimate/operations.py
@@ -607,6 +607,17 @@ class GiftSubscriptionForItemsSubscriptionItemParams(TypedDict):
         item_price_id: NotRequired[str]
         quantity: NotRequired[int]
         quantity_in_decimal: NotRequired[str]
+        unit_price: NotRequired[int]
+        unit_price_in_decimal: NotRequired[str]
+
+    class GiftSubscriptionForItemsItemTierParams(TypedDict):
+        item_price_id: NotRequired[str]
+        starting_unit: NotRequired[int]
+        ending_unit: NotRequired[int]
+        price: NotRequired[int]
+        starting_unit_in_decimal: NotRequired[str]
+        ending_unit_in_decimal: NotRequired[str]
+        price_in_decimal: NotRequired[str]
 
     class CreateInvoiceInvoiceParams(TypedDict):
         customer_id: NotRequired[str]
@@ -1017,6 +1028,7 @@ class GiftSubscriptionForItemsParams(TypedDict):
         subscription_items: NotRequired[
             List["Estimate.GiftSubscriptionForItemsSubscriptionItemParams"]
         ]
+        item_tiers: NotRequired[List["Estimate.GiftSubscriptionForItemsItemTierParams"]]
 
     class CreateInvoiceParams(TypedDict):
         invoice: NotRequired["Estimate.CreateInvoiceInvoiceParams"]
diff --git a/chargebee/models/gift/operations.py b/chargebee/models/gift/operations.py
index 36721f8..76ded5b 100644
--- a/chargebee/models/gift/operations.py
+++ b/chargebee/models/gift/operations.py
@@ -129,6 +129,17 @@ class CreateForItemsSubscriptionItemParams(TypedDict):
         item_price_id: NotRequired[str]
         quantity: NotRequired[int]
         quantity_in_decimal: NotRequired[str]
+        unit_price: NotRequired[int]
+        unit_price_in_decimal: NotRequired[str]
+
+    class CreateForItemsItemTierParams(TypedDict):
+        item_price_id: NotRequired[str]
+        starting_unit: NotRequired[int]
+        ending_unit: NotRequired[int]
+        price: NotRequired[int]
+        starting_unit_in_decimal: NotRequired[str]
+        ending_unit_in_decimal: NotRequired[str]
+        price_in_decimal: NotRequired[str]
 
     class ListGiftReceiverParams(TypedDict):
         email: NotRequired[Filters.StringFilter]
@@ -163,6 +174,8 @@ class CreateForItemsParams(TypedDict):
         subscription_items: NotRequired[
             List["Gift.CreateForItemsSubscriptionItemParams"]
         ]
+        meta_data: NotRequired[Dict[Any, Any]]
+        item_tiers: NotRequired[List["Gift.CreateForItemsItemTierParams"]]
 
     class ListParams(TypedDict):
         limit: NotRequired[int]
@@ -199,6 +212,7 @@ def create_for_items(
         self, params: CreateForItemsParams, headers=None
     ) -> CreateForItemsResponse:
         jsonKeys = {
+            "meta_data": 0,
             "additional_information": 1,
         }
         options = {
diff --git a/chargebee/models/hosted_page/operations.py b/chargebee/models/hosted_page/operations.py
index d3a6fad..6506614 100644
--- a/chargebee/models/hosted_page/operations.py
+++ b/chargebee/models/hosted_page/operations.py
@@ -602,6 +602,17 @@ class CheckoutGiftForItemsSubscriptionItemParams(TypedDict):
         item_price_id: NotRequired[str]
         quantity: NotRequired[int]
         quantity_in_decimal: NotRequired[str]
+        unit_price: NotRequired[int]
+        unit_price_in_decimal: NotRequired[str]
+
+    class CheckoutGiftForItemsItemTierParams(TypedDict):
+        item_price_id: NotRequired[str]
+        starting_unit: NotRequired[int]
+        ending_unit: NotRequired[int]
+        price: NotRequired[int]
+        starting_unit_in_decimal: NotRequired[str]
+        ending_unit_in_decimal: NotRequired[str]
+        price_in_decimal: NotRequired[str]
 
     class ClaimGiftGiftParams(TypedDict):
         id: Required[str]
@@ -837,6 +848,7 @@ class CheckoutGiftForItemsParams(TypedDict):
         subscription_items: NotRequired[
             List["HostedPage.CheckoutGiftForItemsSubscriptionItemParams"]
         ]
+        item_tiers: NotRequired[List["HostedPage.CheckoutGiftForItemsItemTierParams"]]
         coupon_ids: NotRequired[List[str]]
 
     class ClaimGiftParams(TypedDict):
diff --git a/chargebee/models/invoice/operations.py b/chargebee/models/invoice/operations.py
index 62423bc..6dd7b8c 100644
--- a/chargebee/models/invoice/operations.py
+++ b/chargebee/models/invoice/operations.py
@@ -1104,6 +1104,8 @@ class InvoicesForSubscriptionParams(TypedDict):
 
     class RetrieveParams(TypedDict):
         line_item: NotRequired["Invoice.RetrieveLineItemParams"]
+        line_items_limit: NotRequired[int]
+        line_items_offset: NotRequired[str]
 
     class PdfParams(TypedDict):
         disposition_type: NotRequired[enums.DispositionType]
diff --git a/chargebee/models/invoice/responses.py b/chargebee/models/invoice/responses.py
index b196a1a..83f4af7 100644
--- a/chargebee/models/invoice/responses.py
+++ b/chargebee/models/invoice/responses.py
@@ -335,6 +335,7 @@ class InvoiceResponse(Model):
     voided_at: int = None
     resource_version: int = None
     updated_at: int = None
+    line_items_next_offset: str = None
     first_invoice: bool = None
     new_sales_amount: int = None
     has_advance_charges: bool = None
diff --git a/chargebee/models/item_price/operations.py b/chargebee/models/item_price/operations.py
index 9733854..3e7437c 100644
--- a/chargebee/models/item_price/operations.py
+++ b/chargebee/models/item_price/operations.py
@@ -258,6 +258,9 @@ class FindApplicableItemPricesParams(TypedDict):
         item_id: NotRequired[str]
         sort_by: NotRequired[Filters.SortFilter]
 
+    class MoveItemPriceParams(TypedDict):
+        destination_item_id: Required[str]
+
     def create(self, params: CreateParams, headers=None) -> CreateResponse:
         jsonKeys = {
             "metadata": 0,
@@ -383,3 +386,23 @@ def find_applicable_item_prices(
             jsonKeys,
             options,
         )
+
+    def move_item_price(
+        self, id, params: MoveItemPriceParams, headers=None
+    ) -> MoveItemPriceResponse:
+        jsonKeys = {}
+        options = {
+            "isIdempotent": True,
+        }
+        return request.send(
+            "post",
+            request.uri_path("item_prices", id, "move"),
+            self.env,
+            cast(Dict[Any, Any], params),
+            headers,
+            MoveItemPriceResponse,
+            None,
+            False,
+            jsonKeys,
+            options,
+        )
diff --git a/chargebee/models/item_price/responses.py b/chargebee/models/item_price/responses.py
index 790b717..9b2502f 100644
--- a/chargebee/models/item_price/responses.py
+++ b/chargebee/models/item_price/responses.py
@@ -151,3 +151,9 @@ class FindApplicableItemPricesItemPriceResponse:
 class FindApplicableItemPricesResponse(Response):
     list: List[FindApplicableItemPricesItemPriceResponse]
     next_offset: str = None
+
+
+@dataclass
+class MoveItemPriceResponse(Response):
+    is_idempotency_replayed: bool
+    item_price: ItemPriceResponse
diff --git a/chargebee/models/pricing_page_session/operations.py b/chargebee/models/pricing_page_session/operations.py
index d17d96f..68173a6 100644
--- a/chargebee/models/pricing_page_session/operations.py
+++ b/chargebee/models/pricing_page_session/operations.py
@@ -94,6 +94,7 @@ class CreateForNewSubscriptionParams(TypedDict):
             "PricingPageSession.CreateForNewSubscriptionSubscriptionParams"
         ]
         business_entity_id: NotRequired[str]
+        auto_select_local_currency: NotRequired[bool]
         customer: NotRequired[
             "PricingPageSession.CreateForNewSubscriptionCustomerParams"
         ]
diff --git a/chargebee/models/quoted_delta_ramp/__init__.py b/chargebee/models/quoted_delta_ramp/__init__.py
new file mode 100644
index 0000000..2bc8764
--- /dev/null
+++ b/chargebee/models/quoted_delta_ramp/__init__.py
@@ -0,0 +1,2 @@
+from .operations import QuotedDeltaRamp
+from .responses import QuotedDeltaRampResponse
diff --git a/chargebee/models/quoted_delta_ramp/operations.py b/chargebee/models/quoted_delta_ramp/operations.py
new file mode 100644
index 0000000..df203e1
--- /dev/null
+++ b/chargebee/models/quoted_delta_ramp/operations.py
@@ -0,0 +1,13 @@
+from .responses import *
+from chargebee import request, environment
+from typing import TypedDict, Required, NotRequired, Dict, List, Any, cast
+
+
+@dataclass
+class QuotedDeltaRamp:
+    env: environment.Environment
+
+    class LineItem(TypedDict):
+        item_level_discount_per_billing_cycle_in_decimal: NotRequired[str]
+
+    pass
diff --git a/chargebee/models/quoted_delta_ramp/responses.py b/chargebee/models/quoted_delta_ramp/responses.py
new file mode 100644
index 0000000..35183f5
--- /dev/null
+++ b/chargebee/models/quoted_delta_ramp/responses.py
@@ -0,0 +1,15 @@
+from dataclasses import dataclass
+from chargebee.model import Model
+from typing import Dict, List, Any
+
+
+@dataclass
+class LineItemResponse(Model):
+    raw_data: Dict[Any, Any] = None
+    item_level_discount_per_billing_cycle_in_decimal: str = None
+
+
+@dataclass
+class QuotedDeltaRampResponse(Model):
+    raw_data: Dict[Any, Any] = None
+    line_items: List[LineItemResponse] = None
diff --git a/chargebee/version.py b/chargebee/version.py
index 2edc062..faf1da0 100644
--- a/chargebee/version.py
+++ b/chargebee/version.py
@@ -1 +1 @@
-VERSION = "3.13.0"
+VERSION = "3.14.0"