diff --git a/kleros-sdk/src/utils/getDispute.ts b/kleros-sdk/src/utils/getDispute.ts
index c73fa1f24..4631e005c 100644
--- a/kleros-sdk/src/utils/getDispute.ts
+++ b/kleros-sdk/src/utils/getDispute.ts
@@ -56,5 +56,18 @@ export const getDispute = async (disputeParameters: GetDisputeParameters): Promi
 
   const populatedTemplate = populateTemplate(templateData, data);
 
+  // Ensure Refuse to Arbitrate option exists
+  if (!populatedTemplate.answers?.some((answer) => answer.id && Number(answer.id) === 0)) {
+    populatedTemplate.answers = [
+      {
+        id: "0x0",
+        title: "Refuse to Arbitrate / Invalid",
+        description: "Refuse to Arbitrate / Invalid",
+        reserved: true,
+      },
+      ...(populatedTemplate.answers || []),
+    ];
+  }
+
   return populatedTemplate;
 };
diff --git a/kleros-sdk/test/getDispute.test.ts b/kleros-sdk/test/getDispute.test.ts
new file mode 100644
index 000000000..555b2a4d9
--- /dev/null
+++ b/kleros-sdk/test/getDispute.test.ts
@@ -0,0 +1,222 @@
+import { describe, it, expect, vi, beforeEach } from "vitest";
+import { getDispute } from "../src/utils/getDispute";
+import fetchDisputeDetails from "../src/requests/fetchDisputeDetails";
+import fetchDisputeTemplateFromId from "../src/requests/fetchDisputeTemplateFromId";
+
+// Mock the dependencies
+vi.mock("../src/requests/fetchDisputeDetails");
+vi.mock("../src/requests/fetchDisputeTemplateFromId");
+
+describe("getDispute", () => {
+  const mockDisputeId = 123n;
+  const mockCoreSubgraph = "https://api.thegraph.com/subgraphs/name/kleros/core";
+  const mockDtrSubgraph = "https://api.thegraph.com/subgraphs/name/kleros/dtr";
+
+  const mockDisputeDetails = {
+    dispute: {
+      templateId: 1,
+      arbitrated: { id: "0x1234" },
+      arbitrableChainId: 1,
+      externalDisputeId: 123,
+    },
+  };
+
+  beforeEach(() => {
+    vi.resetAllMocks();
+  });
+
+  it("should add Refuse to Arbitrate option when answers array is empty", async () => {
+    const mockTemplate = {
+      disputeTemplate: {
+        templateData: JSON.stringify({
+          title: "Test Dispute",
+          description: "Test Description",
+          question: "Test Question",
+          answers: [],
+          policyURI: "/ipfs/test",
+          arbitratorChainID: "1",
+          arbitratorAddress: "0x1234567890123456789012345678901234567890",
+          version: "1.0.0",
+        }),
+        templateDataMappings: "",
+      },
+    };
+
+    vi.mocked(fetchDisputeDetails).mockResolvedValue(mockDisputeDetails);
+    vi.mocked(fetchDisputeTemplateFromId).mockResolvedValue(mockTemplate);
+
+    const result = await getDispute({
+      disputeId: mockDisputeId,
+      coreSubgraph: mockCoreSubgraph,
+      dtrSubgraph: mockDtrSubgraph,
+    });
+
+    expect(result?.answers).toHaveLength(1);
+    expect(result?.answers[0]).toEqual({
+      id: "0x0",
+      title: "Refuse to Arbitrate / Invalid",
+      description: "Refuse to Arbitrate / Invalid",
+      reserved: true,
+    });
+  });
+
+  it("should add Refuse to Arbitrate option when it doesn't exist in answers", async () => {
+    const mockTemplate = {
+      disputeTemplate: {
+        templateData: JSON.stringify({
+          title: "Test Dispute",
+          description: "Test Description",
+          question: "Test Question",
+          answers: [
+            {
+              id: "0x1",
+              title: "Yes",
+              description: "Yes Description",
+            },
+            {
+              id: "0x2",
+              title: "No",
+              description: "No Description",
+            },
+          ],
+          policyURI: "/ipfs/test",
+          arbitratorChainID: "1",
+          arbitratorAddress: "0x1234567890123456789012345678901234567890",
+          version: "1.0.0",
+        }),
+        templateDataMappings: "",
+      },
+    };
+
+    vi.mocked(fetchDisputeDetails).mockResolvedValue(mockDisputeDetails);
+    vi.mocked(fetchDisputeTemplateFromId).mockResolvedValue(mockTemplate);
+
+    const result = await getDispute({
+      disputeId: mockDisputeId,
+      coreSubgraph: mockCoreSubgraph,
+      dtrSubgraph: mockDtrSubgraph,
+    });
+
+    expect(result?.answers).toHaveLength(3);
+    expect(result?.answers[0]).toEqual({
+      id: "0x0",
+      title: "Refuse to Arbitrate / Invalid",
+      description: "Refuse to Arbitrate / Invalid",
+      reserved: true,
+    });
+    expect(result?.answers[1].id).toBe("0x1");
+    expect(result?.answers[2].id).toBe("0x2");
+  });
+
+  it("should not add Refuse to Arbitrate option when it already exists with id 0x0", async () => {
+    const mockTemplate = {
+      disputeTemplate: {
+        templateData: JSON.stringify({
+          title: "Test Dispute",
+          description: "Test Description",
+          question: "Test Question",
+          answers: [
+            {
+              id: "0x0",
+              title: "Refuse to Arbitrate / Invalid",
+              description: "Refuse to Arbitrate / Invalid",
+              reserved: true,
+            },
+            {
+              id: "0x1",
+              title: "Yes",
+              description: "Yes Description",
+            },
+          ],
+          policyURI: "/ipfs/test",
+          arbitratorChainID: "1",
+          arbitratorAddress: "0x1234567890123456789012345678901234567890",
+          version: "1.0.0",
+        }),
+        templateDataMappings: "",
+      },
+    };
+
+    vi.mocked(fetchDisputeDetails).mockResolvedValue(mockDisputeDetails);
+    vi.mocked(fetchDisputeTemplateFromId).mockResolvedValue(mockTemplate);
+
+    const result = await getDispute({
+      disputeId: mockDisputeId,
+      coreSubgraph: mockCoreSubgraph,
+      dtrSubgraph: mockDtrSubgraph,
+    });
+
+    expect(result?.answers).toHaveLength(2);
+    expect(result?.answers[0].id).toBe("0x0");
+    expect(result?.answers[1].id).toBe("0x1");
+  });
+
+  it("should not add Refuse to Arbitrate option when it already exists with id 0x00", async () => {
+    const mockTemplate = {
+      disputeTemplate: {
+        templateData: JSON.stringify({
+          title: "Test Dispute",
+          description: "Test Description",
+          question: "Test Question",
+          answers: [
+            {
+              id: "0x00",
+              title: "Custom Refuse Title",
+              description: "Custom Refuse Description",
+              reserved: true,
+            },
+            {
+              id: "0x1",
+              title: "Yes",
+              description: "Yes Description",
+            },
+          ],
+          policyURI: "/ipfs/test",
+          arbitratorChainID: "1",
+          arbitratorAddress: "0x1234567890123456789012345678901234567890",
+          version: "1.0.0",
+        }),
+        templateDataMappings: "",
+      },
+    };
+
+    vi.mocked(fetchDisputeDetails).mockResolvedValue(mockDisputeDetails);
+    vi.mocked(fetchDisputeTemplateFromId).mockResolvedValue(mockTemplate);
+
+    const result = await getDispute({
+      disputeId: mockDisputeId,
+      coreSubgraph: mockCoreSubgraph,
+      dtrSubgraph: mockDtrSubgraph,
+    });
+
+    expect(result?.answers).toHaveLength(2);
+    expect(result?.answers[0].id).toBe("0x00");
+    expect(result?.answers[0].title).toBe("Custom Refuse Title");
+    expect(result?.answers[1].id).toBe("0x1");
+  });
+
+  it("should throw NotFoundError when dispute details are not found", async () => {
+    vi.mocked(fetchDisputeDetails).mockResolvedValue({ dispute: null } as any);
+
+    await expect(
+      getDispute({
+        disputeId: mockDisputeId,
+        coreSubgraph: mockCoreSubgraph,
+        dtrSubgraph: mockDtrSubgraph,
+      })
+    ).rejects.toThrow("Dispute details not found");
+  });
+
+  it("should throw NotFoundError when template is not found", async () => {
+    vi.mocked(fetchDisputeDetails).mockResolvedValue(mockDisputeDetails);
+    vi.mocked(fetchDisputeTemplateFromId).mockResolvedValue(undefined);
+
+    await expect(
+      getDispute({
+        disputeId: mockDisputeId,
+        coreSubgraph: mockCoreSubgraph,
+        dtrSubgraph: mockDtrSubgraph,
+      })
+    ).rejects.toThrow("Template not found");
+  });
+});