diff --git a/app/policies/account_policy.rb b/app/policies/account_policy.rb
index 705de8d3d..ee5e2b37f 100644
--- a/app/policies/account_policy.rb
+++ b/app/policies/account_policy.rb
@@ -59,10 +59,6 @@ class AccountPolicy < ApplicationPolicy
     @account_user.administrator?
   end
 
-  def resume_subscription?
-    @account_user.administrator?
-  end
-
   def update_subscription_quantity?
     @account_user.administrator?
   end
diff --git a/config/routes.rb b/config/routes.rb
index 28f0f4465..b8dc61d1b 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -439,7 +439,6 @@ Rails.application.routes.draw do
               post :v2_topup
               post :v2_subscribe
               post :cancel_subscription
-              post :resume_subscription
               post :update_subscription_quantity
               post :change_pricing_plan
             end
diff --git a/enterprise/app/controllers/enterprise/api/v1/accounts_controller.rb b/enterprise/app/controllers/enterprise/api/v1/accounts_controller.rb
index f3d39ed7b..cc819e484 100644
--- a/enterprise/app/controllers/enterprise/api/v1/accounts_controller.rb
+++ b/enterprise/app/controllers/enterprise/api/v1/accounts_controller.rb
@@ -130,22 +130,6 @@ class Enterprise::Api::V1::AccountsController < Api::BaseController
     end
   end
 
-  def resume_subscription
-    service = Enterprise::Billing::V2::ResumeSubscriptionService.new(account: @account)
-    result = service.resume_subscription
-
-    if result[:success]
-      # Include account ID and updated attributes for frontend store update
-      @account.reload
-      render json: result.merge(
-        id: @account.id,
-        custom_attributes: @account.custom_attributes
-      )
-    else
-      render json: { error: result[:message] }, status: :unprocessable_entity
-    end
-  end
-
   def update_subscription_quantity
     service = Enterprise::Billing::V2::UpdateSubscriptionService.new(account: @account)
     result = service.update_quantity(quantity: params[:quantity].to_i)
diff --git a/enterprise/app/services/enterprise/billing/v2/resume_subscription_service.rb b/enterprise/app/services/enterprise/billing/v2/resume_subscription_service.rb
deleted file mode 100644
index d3f8468de..000000000
--- a/enterprise/app/services/enterprise/billing/v2/resume_subscription_service.rb
+++ /dev/null
@@ -1,149 +0,0 @@
-class Enterprise::Billing::V2::ResumeSubscriptionService < Enterprise::Billing::V2::BaseService
-  include Enterprise::Billing::Concerns::PlanFeatureManager
-
-  # Resume a cancelled subscription by creating an activate billing intent
-  # This reactivates the subscription to continue beyond the current period
-  #
-  # @return [Hash] { success:, message: }
-  #
-  def resume_subscription
-    return { success: false, message: 'Not a V2 billing account' } unless v2_enabled?
-    return { success: false, message: 'Subscription is not pending cancellation' } unless cancelling_subscription?
-
-    with_locked_account do
-      billing_intent = create_activate_intent
-      reserve_billing_intent(billing_intent)
-      commit_billing_intent(billing_intent)
-      update_account_status(billing_intent)
-      success_response = build_success_response(billing_intent)
-      success_response
-    end
-  rescue Stripe::StripeError => e
-    { success: false, message: "Stripe error: #{e.message}" }
-  rescue StandardError => e
-    { success: false, message: "Resume error: #{e.message}" }
-  end
-
-  private
-
-  def create_activate_intent
-    subscription_id = fetch_subscription_id
-    plan_id = fetch_plan_id
-    cadence_id = fetch_cadence_from_subscription(subscription_id)
-    plan_version = fetch_plan_version(plan_id)
-
-    StripeV2Client.request(
-      :post,
-      '/v2/billing/intents',
-      build_activate_params(cadence_id, plan_id, plan_version),
-      stripe_api_options
-    )
-  end
-
-  def fetch_subscription_id
-    custom_attribute('stripe_subscription_id').tap do |id|
-      raise StandardError, 'No pricing plan subscription ID found' if id.blank?
-    end
-  end
-
-  def fetch_plan_id
-    custom_attribute('stripe_pricing_plan_id')
-  end
-
-  def fetch_cadence_from_subscription(subscription_id)
-    subscription = retrieve_pricing_plan_subscription(subscription_id)
-    extract_attribute(subscription, :billing_cadence).tap do |cadence_id|
-      raise StandardError, 'No billing cadence found in subscription' if cadence_id.blank?
-    end
-  end
-
-  def fetch_plan_version(plan_id)
-    plan = retrieve_pricing_plan(plan_id)
-    extract_attribute(plan, :latest_version)
-  end
-
-  def build_activate_params(cadence_id, plan_id, plan_version)
-    {
-      cadence: cadence_id,
-      currency: 'usd',
-      actions: [{
-        type: 'subscribe',
-        subscribe: {
-          type: 'pricing_plan_subscription_details',
-          pricing_plan_subscription_details: {
-            pricing_plan: plan_id,
-            pricing_plan_version: plan_version
-          }
-        }
-      }]
-    }
-  end
-
-  def reserve_billing_intent(billing_intent)
-    StripeV2Client.request(
-      :post,
-      "/v2/billing/intents/#{billing_intent.id}/reserve",
-      {},
-      stripe_api_options
-    )
-  end
-
-  def commit_billing_intent(billing_intent)
-    StripeV2Client.request(
-      :post,
-      "/v2/billing/intents/#{billing_intent.id}/commit",
-      {},
-      stripe_api_options
-    )
-  end
-
-  def retrieve_pricing_plan_subscription(subscription_id)
-    StripeV2Client.request(
-      :get,
-      "/v2/billing/pricing_plan_subscriptions/#{subscription_id}",
-      {},
-      stripe_api_options
-    )
-  end
-
-  def retrieve_pricing_plan(pricing_plan_id)
-    StripeV2Client.request(
-      :get,
-      "/v2/billing/pricing_plans/#{pricing_plan_id}",
-      {},
-      stripe_api_options
-    )
-  end
-
-  def update_account_status(_billing_intent)
-    # Mark subscription as active again (remove cancel_at_period_end flag and end date)
-    update_custom_attributes({
-                               'subscription_status' => 'active',
-                               'subscription_cancelled_at' => nil,
-                               'subscription_ends_at' => nil
-                             })
-  end
-
-  def build_success_response(_billing_intent)
-    {
-      success: true,
-      message: 'Subscription resumed successfully. It will now continue beyond the current billing period.'
-    }
-  end
-
-  def v2_enabled?
-    custom_attribute('stripe_billing_version')&.to_i == 2
-  end
-
-  def cancelling_subscription?
-    custom_attribute('subscription_status') == 'cancel_at_period_end'
-  end
-
-  def stripe_api_options
-    { api_key: ENV.fetch('STRIPE_SECRET_KEY', nil), stripe_version: '2025-08-27.preview' }
-  end
-
-  def extract_attribute(object, key)
-    object.respond_to?(key) ? object.public_send(key) : object[key.to_s]
-  end
-end