From 85bd5edde2fcdb2034bb5151e99bbca828b805c2 Mon Sep 17 00:00:00 2001
From: EC2 Default User <ec2-user@ip-172-31-24-81.us-west-2.compute.internal>
Date: Fri, 28 Nov 2025 02:18:19 +0000
Subject: [PATCH] adding us-isob-west-1

---
 pkg/apis/eksctl.io/v1alpha5/partitions.go | 2 +-
 pkg/apis/eksctl.io/v1alpha5/types.go      | 9 +++++++++
 userdocs/theme/home.html                  | 2 +-
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/pkg/apis/eksctl.io/v1alpha5/partitions.go b/pkg/apis/eksctl.io/v1alpha5/partitions.go
index aa10edef13..e5bba7decd 100644
--- a/pkg/apis/eksctl.io/v1alpha5/partitions.go
+++ b/pkg/apis/eksctl.io/v1alpha5/partitions.go
@@ -121,7 +121,7 @@ var Partitions = partitions{
 			"EKS":            "eks.amazonaws.com",
 			"EKSFargatePods": "eks-fargate-pods.amazonaws.com",
 		},
-		regions:                     []string{RegionUSISOBEast1},
+		regions:                     []string{RegionUSISOBEast1,RegionUSISOBWest1},
 		endpointServiceDomainPrefix: "gov.sgov.sc2s",
 		v1SDKDNSPrefix:              "sc2s.sgov.gov",
 	},
diff --git a/pkg/apis/eksctl.io/v1alpha5/types.go b/pkg/apis/eksctl.io/v1alpha5/types.go
index 81e8ece3d7..a4c4fd56a5 100644
--- a/pkg/apis/eksctl.io/v1alpha5/types.go
+++ b/pkg/apis/eksctl.io/v1alpha5/types.go
@@ -181,6 +181,9 @@ const (
 	// RegionUSISOBEast1 represents the region US ISOB East (Ohio).
 	RegionUSISOBEast1 = "us-isob-east-1"
 
+	// RegionUSISOBWest1 represents the region US ISOB West.
+	RegionUSISOBWest1 = "us-isob-west-1"
+
 	// RegionUSISOWest1 represents the region US ISO West.
 	RegionUSISOWest1 = "us-iso-west-1"
 
@@ -383,6 +386,9 @@ const (
 	// eksResourceAccountUSISOBEast1 defines the AWS EKS account ID that provides node resources in us-isob-east-1
 	eksResourceAccountUSISOBEast1 = "187977181151"
 
+	// eksResourceAccountUSISOBWest1 defines the AWS EKS account ID that provides node resources in us-isob-west-1
+	eksResourceAccountUSISOBWest1 = "321162350305"
+
 	// eksResourceAccountUSISOWest1 defines the AWS EKS account ID that provides node resources in us-iso-west-1
 	eksResourceAccountUSISOWest1 = "608367168043"
 
@@ -554,6 +560,7 @@ func SupportedRegions() []string {
 		RegionUSGovEast1,
 		RegionUSISOEast1,
 		RegionUSISOBEast1,
+		RegionUSISOBWest1,
 		RegionUSISOWest1,
 		RegionMXCentral1,
 		RegionAPSoutheast6,
@@ -651,6 +658,8 @@ func EKSResourceAccountID(region string) string {
 		return eksResourceAccountUSISOEast1
 	case RegionUSISOBEast1:
 		return eksResourceAccountUSISOBEast1
+	case RegionUSISOBWest1:
+		return eksResourceAccountUSISOBWest1
 	case RegionUSISOWest1:
 		return eksResourceAccountUSISOWest1
 	case RegionMXCentral1:
diff --git a/userdocs/theme/home.html b/userdocs/theme/home.html
index 2461b311a5..3065a1c26e 100644
--- a/userdocs/theme/home.html
+++ b/userdocs/theme/home.html
@@ -541,7 +541,7 @@ <h2>Check out latest eksctl features</h2>
                             <p>Creating fully private clusters on <a href="/usage/outposts">AWS Outposts</a>.</p>
                             <p>Supported Regions -
                                 Calgary - (<code>ca-west-1</code>),
-                                US ISO, ISOB and ISOF - (<code>us-iso-east-1</code>, <code>us-iso-west-1</code>, <code>us-isob-east-1</code>, <code>us-isof-south-1</code>, <code>us-isof-east-1</code>),
+                                US ISO, ISOB and ISOF - (<code>us-iso-east-1</code>, <code>us-iso-west-1</code>, <code>us-isob-east-1</code>, <code>us-isob-west-1</code>, <code>us-isof-south-1</code>, <code>us-isof-east-1</code>),
                                 EU ISOE - (<code>eu-isoe-west-1</code>),
                                 Tel Aviv (<code>il-central-1</code>),
                                 Melbourne (<code>ap-southeast-4</code>),