diff --git a/src/main/claude/claude-structured-launch-resolution.test.ts b/src/main/claude/claude-structured-launch-resolution.test.ts
index 74fa62041cc..d4a649f8326 100644
--- a/src/main/claude/claude-structured-launch-resolution.test.ts
+++ b/src/main/claude/claude-structured-launch-resolution.test.ts
@@ -5,6 +5,8 @@ import { describe, expect, it } from 'vitest'
 import type { AgentSessionRecord } from '../../shared/agent-session-record'
 import { LOCAL_EXECUTION_HOST_ID } from '../../shared/execution-host'
 import type { AgentSessionRecordStore } from '../runtime/agent-session-record-store'
+import { AgentSessionPreSpawnError } from '../native-chat/agent-session-wire/structured-agent-session-adapter'
+import type { ClaudeManagedAccountGateSettings } from '../native-chat/claude-structured-managed-account-support'
 import {
   CLAUDE_DEFAULT_SETTING_SOURCES,
   CLAUDE_STRUCTURED_BASE_OPTIONS,
@@ -63,6 +65,39 @@ function resolverFor(
   })
 }
 
+function managedAccount(id: string, managedAuthRuntime: 'host' | 'wsl') {
+  return {
+    id,
+    email: `${id}@example.com`,
+    managedAuthPath: `/managed/${id}`,
+    managedAuthRuntime,
+    authMethod: 'subscription-oauth' as const,
+    createdAt: 0,
+    updatedAt: 0,
+    lastAuthenticatedAt: 0
+  }
+}
+
+const HOST_SELECTED: ClaudeManagedAccountGateSettings = {
+  claudeManagedAccounts: [managedAccount('host-1', 'host')],
+  activeClaudeManagedAccountId: 'host-1',
+  activeClaudeManagedAccountIdsByRuntime: { host: 'host-1', wsl: {} }
+}
+
+/** The normalized steady state of a Windows user whose only Claude account is WSL-managed: the
+ *  prune drops the WSL account out of the host slot and persists that. */
+const WSL_ONLY_NORMALIZED: ClaudeManagedAccountGateSettings = {
+  claudeManagedAccounts: [managedAccount('wsl-1', 'wsl')],
+  activeClaudeManagedAccountId: null,
+  activeClaudeManagedAccountIdsByRuntime: { host: null, wsl: { Ubuntu: 'wsl-1' } }
+}
+
+const RESUMABLE = record({
+  providerHandleChain: [
+    { handle: { provider: 'claude', sessionId: 'provider-current', leafUuid: 'leaf-current' } }
+  ] as AgentSessionRecord['providerHandleChain']
+})
+
 describe('claude structured launch resolution', () => {
   it('pre-mints a stable provider id and pins interactive setting sources', async () => {
     const first = await resolverFor(record())({ identity: IDENTITY })
@@ -301,4 +336,48 @@ describe('claude structured launch resolution', () => {
       })
     ).rejects.toThrow(/CLAUDE_CONFIG_DIR/)
   })
+
+  /** The account state can change while a session lives, and a reacquire after an unexpected child
+   *  exit re-resolves the launch. Without the gate here, that reacquire spawns under whatever the
+   *  account state has become. */
+  describe('managed-account gate on every acquisition', () => {
+    function resolverWithGate(read: () => ClaudeManagedAccountGateSettings | null) {
+      return createClaudeStructuredLaunchResolver({
+        store: { getRecord: () => RESUMABLE } as unknown as AgentSessionRecordStore,
+        resolveWorkspacePath: async (id) => `/repos/${id}`,
+        resolveCommand: () => '/usr/local/bin/claude',
+        resolveAuthPolicy: () => ({ stripAuthEnv: false }),
+        readManagedAccountGate: read
+      })
+    }
+
+    it('refuses a reacquire once the account state becomes the refused shape', async () => {
+      let gate: ClaudeManagedAccountGateSettings | null = HOST_SELECTED
+      const resolve = resolverWithGate(() => gate)
+
+      // Created while supported: the launch resolves and would spawn.
+      await expect(resolve({ identity: identityAt('leaf-current') })).resolves.toMatchObject({
+        providerSessionId: 'provider-current'
+      })
+
+      gate = WSL_ONLY_NORMALIZED
+
+      // Reacquire after the account state changed: refused before anything spawns.
+      await expect(resolve({ identity: identityAt('leaf-current') })).rejects.toBeInstanceOf(
+        AgentSessionPreSpawnError
+      )
+    })
+
+    it('fails closed when the account state cannot be read', async () => {
+      await expect(
+        resolverWithGate(() => null)({ identity: identityAt('leaf-current') })
+      ).rejects.toBeInstanceOf(AgentSessionPreSpawnError)
+    })
+
+    it('keeps resolving when no gate is wired, so other embedders are unaffected', async () => {
+      await expect(
+        resolverFor(RESUMABLE)({ identity: identityAt('leaf-current') })
+      ).resolves.toMatchObject({ providerSessionId: 'provider-current' })
+    })
+  })
 })
diff --git a/src/main/claude/claude-structured-launch-resolution.ts b/src/main/claude/claude-structured-launch-resolution.ts
index cec785a062f..4f28f14ad65 100644
--- a/src/main/claude/claude-structured-launch-resolution.ts
+++ b/src/main/claude/claude-structured-launch-resolution.ts
@@ -15,6 +15,11 @@ import {
   CLAUDE_AUTH_SWITCH_SETTLE_TIMEOUT_MS,
   whenClaudeAuthSwitchSettles
 } from '../claude-accounts/live-pty-gate'
+import { AgentSessionPreSpawnError } from '../native-chat/agent-session-wire/structured-agent-session-adapter'
+import {
+  structuredClaudeMatchesActiveManagedAccount,
+  type ClaudeManagedAccountGateSettings
+} from '../native-chat/claude-structured-managed-account-support'
 import { resolveClaudeCommand } from '../codex-cli/command'
 import type { AgentSessionRecordStore } from '../runtime/agent-session-record-store'
 
@@ -137,6 +142,8 @@ export type ClaudeStructuredLaunchResolverDeps = {
   resolveAuthPolicy: () => Promise<ClaudeStructuredAuthPolicy> | ClaudeStructuredAuthPolicy
   /** How long an in-flight account switch may hold a launch before it is refused. */
   authSwitchSettleTimeoutMs?: number
+  /** Account state for the managed-account gate; null when it cannot be read, which refuses. */
+  readManagedAccountGate?: () => ClaudeManagedAccountGateSettings | null
 }
 
 /**
@@ -186,6 +193,17 @@ export function createClaudeStructuredLaunchResolver(
     if (record.accountHome.variable !== 'CLAUDE_CONFIG_DIR') {
       throw new Error(`claude sessions pin CLAUDE_CONFIG_DIR, not ${record.accountHome.variable}`)
     }
+    // Every acquisition, not just the first: the account state can change under a live session, and
+    // a reacquire after an unexpected exit would otherwise spawn under whatever it has become.
+    // Codex has no gate here — it resolves its account on a different path.
+    if (
+      deps.readManagedAccountGate &&
+      !structuredClaudeMatchesActiveManagedAccount(deps.readManagedAccountGate())
+    ) {
+      throw new AgentSessionPreSpawnError(
+        'structured Claude is not offered under the active managed Claude account'
+      )
+    }
     const head = agentSessionProviderHandleChainHead(record.providerHandleChain)
     if (
       head?.handle.provider === 'claude' &&
diff --git a/src/main/native-chat/claude-structured-managed-account-support.test.ts b/src/main/native-chat/claude-structured-managed-account-support.test.ts
index 1c1a3cad560..86054b9aab2 100644
--- a/src/main/native-chat/claude-structured-managed-account-support.test.ts
+++ b/src/main/native-chat/claude-structured-managed-account-support.test.ts
@@ -1,11 +1,15 @@
 import { describe, expect, it } from 'vitest'
-import type { ClaudeRateLimitAccountsState } from '../../shared/managed-account-types'
-import { structuredClaudeMatchesActiveManagedAccount } from './claude-structured-managed-account-support'
+import { getSelectedClaudeAccountIdForTarget } from '../claude-accounts/runtime-selection'
+import {
+  structuredClaudeMatchesActiveManagedAccount,
+  type ClaudeManagedAccountGateSettings
+} from './claude-structured-managed-account-support'
 
 function account(id: string, managedAuthRuntime: 'host' | 'wsl') {
   return {
     id,
     email: `${id}@example.com`,
+    managedAuthPath: `/managed/${id}`,
     managedAuthRuntime,
     authMethod: 'subscription-oauth' as const,
     createdAt: 0,
@@ -14,37 +18,34 @@ function account(id: string, managedAuthRuntime: 'host' | 'wsl') {
   }
 }
 
-function state(overrides: Partial<ClaudeRateLimitAccountsState>): ClaudeRateLimitAccountsState {
-  return { accounts: [], activeAccountId: null, ...overrides }
+function settings(
+  overrides: Partial<ClaudeManagedAccountGateSettings>
+): ClaudeManagedAccountGateSettings {
+  return { claudeManagedAccounts: [], activeClaudeManagedAccountId: null, ...overrides }
 }
 
 describe('structuredClaudeMatchesActiveManagedAccount', () => {
   it('allows an unmanaged install, where nothing claims an identity', () => {
-    expect(structuredClaudeMatchesActiveManagedAccount(state({}))).toBe(true)
+    expect(structuredClaudeMatchesActiveManagedAccount(settings({}))).toBe(true)
   })
 
   it('allows a selected host account, which the runtime syncs into the ambient config', () => {
     expect(
       structuredClaudeMatchesActiveManagedAccount(
-        state({
-          accounts: [account('host-1', 'host')],
-          activeAccountIdsByRuntime: { host: 'host-1', wsl: {} }
+        settings({
+          claudeManagedAccounts: [account('host-1', 'host')],
+          activeClaudeManagedAccountIdsByRuntime: { host: 'host-1', wsl: {} }
         })
       )
     ).toBe(true)
-    expect(
-      structuredClaudeMatchesActiveManagedAccount(
-        state({ accounts: [account('host-1', 'host')], activeAccountId: 'host-1' })
-      )
-    ).toBe(true)
   })
 
   it('refuses a WSL-only managed account, which never reaches the ambient config', () => {
     expect(
       structuredClaudeMatchesActiveManagedAccount(
-        state({
-          accounts: [account('wsl-1', 'wsl')],
-          activeAccountIdsByRuntime: { host: null, wsl: { Ubuntu: 'wsl-1' } }
+        settings({
+          claudeManagedAccounts: [account('wsl-1', 'wsl')],
+          activeClaudeManagedAccountIdsByRuntime: { host: null, wsl: { Ubuntu: 'wsl-1' } }
         })
       )
     ).toBe(false)
@@ -53,30 +54,55 @@ describe('structuredClaudeMatchesActiveManagedAccount', () => {
   it('refuses when a host selection names an account that is WSL-bound or missing', () => {
     expect(
       structuredClaudeMatchesActiveManagedAccount(
-        state({
-          accounts: [account('wsl-1', 'wsl')],
-          activeAccountIdsByRuntime: { host: 'wsl-1', wsl: {} }
+        settings({
+          claudeManagedAccounts: [account('wsl-1', 'wsl')],
+          activeClaudeManagedAccountIdsByRuntime: { host: 'wsl-1', wsl: {} }
         })
       )
     ).toBe(false)
     expect(
       structuredClaudeMatchesActiveManagedAccount(
-        state({
-          accounts: [account('host-1', 'host')],
-          activeAccountIdsByRuntime: { host: 'gone', wsl: {} }
+        settings({
+          claudeManagedAccounts: [account('host-1', 'host')],
+          activeClaudeManagedAccountIdsByRuntime: { host: 'gone', wsl: {} }
         })
       )
     ).toBe(false)
   })
 
-  it('fails closed when the account state cannot be read at all', () => {
+  it('fails closed when the settings cannot be read at all', () => {
     expect(structuredClaudeMatchesActiveManagedAccount(null)).toBe(false)
     expect(structuredClaudeMatchesActiveManagedAccount(undefined)).toBe(false)
   })
 
-  it('fails closed when managed accounts exist but none is active', () => {
+  it('fails closed when managed accounts exist but no host account is selected', () => {
     expect(
-      structuredClaudeMatchesActiveManagedAccount(state({ accounts: [account('host-1', 'host')] }))
+      structuredClaudeMatchesActiveManagedAccount(
+        settings({ claudeManagedAccounts: [account('host-1', 'host')] })
+      )
     ).toBe(false)
   })
+
+  /** The gate and the auth policy must resolve the SAME account. A legacy settings blob carries the
+   *  selection only in the flat `activeClaudeManagedAccountId`, which is where the accessor's
+   *  fall-through lives — reading the runtime map directly silently disagrees with the policy. */
+  it('resolves the same account as the auth policy on a legacy flat selection', () => {
+    const legacy = settings({
+      claudeManagedAccounts: [account('host-1', 'host')],
+      activeClaudeManagedAccountId: 'host-1'
+    })
+
+    expect(getSelectedClaudeAccountIdForTarget(legacy, { runtime: 'host' })).toBe('host-1')
+    expect(structuredClaudeMatchesActiveManagedAccount(legacy)).toBe(true)
+  })
+
+  it('agrees with the auth policy that a legacy flat WSL selection is refused', () => {
+    const legacy = settings({
+      claudeManagedAccounts: [account('wsl-1', 'wsl')],
+      activeClaudeManagedAccountId: 'wsl-1'
+    })
+
+    expect(getSelectedClaudeAccountIdForTarget(legacy, { runtime: 'host' })).toBe('wsl-1')
+    expect(structuredClaudeMatchesActiveManagedAccount(legacy)).toBe(false)
+  })
 })
diff --git a/src/main/native-chat/claude-structured-managed-account-support.ts b/src/main/native-chat/claude-structured-managed-account-support.ts
index 8486cfa1cf7..cd3afa473ca 100644
--- a/src/main/native-chat/claude-structured-managed-account-support.ts
+++ b/src/main/native-chat/claude-structured-managed-account-support.ts
@@ -1,4 +1,12 @@
-import type { ClaudeRateLimitAccountsState } from '../../shared/managed-account-types'
+import type { GlobalSettings } from '../../shared/global-settings-types'
+import { getSelectedClaudeAccountIdForTarget } from '../claude-accounts/runtime-selection'
+
+export type ClaudeManagedAccountGateSettings = Pick<
+  GlobalSettings,
+  | 'claudeManagedAccounts'
+  | 'activeClaudeManagedAccountId'
+  | 'activeClaudeManagedAccountIdsByRuntime'
+>
 
 /**
  * A structured Claude session launches against the ambient Claude config, which the account service
@@ -8,22 +16,38 @@ import type { ClaudeRateLimitAccountsState } from '../../shared/managed-account-
  * another. Refuse the structured path there and let the terminal-backed one, which resolves the
  * account per runtime, handle that account shape.
  *
- * Unknown answers refuse: an install with no managed accounts claims no identity and is fine, but
- * an active selection this cannot resolve is not evidence that the ambient identity is right.
+ * Reads the selection through the same accessor the auth policy uses. Resolving it any other way
+ * lets the two disagree, and a session admitted by this gate would then run under a policy computed
+ * from a different account than the one approved here.
+ *
+ * Unknown answers refuse: an install with no managed accounts claims no identity and is fine, but a
+ * selection this cannot resolve is not evidence that the ambient identity is right.
  */
 export function structuredClaudeMatchesActiveManagedAccount(
-  accounts: ClaudeRateLimitAccountsState | null | undefined
+  settings: ClaudeManagedAccountGateSettings | null | undefined
 ): boolean {
-  if (!accounts) {
+  const accounts = settings?.claudeManagedAccounts
+  if (!settings || !Array.isArray(accounts)) {
     return false
   }
-  if (accounts.accounts.length === 0) {
+  if (accounts.length === 0) {
     return true
   }
-  const activeHostId = accounts.activeAccountIdsByRuntime?.host ?? accounts.activeAccountId ?? null
+  const activeHostId = getSelectedClaudeAccountIdForTarget(settings, { runtime: 'host' })
   if (!activeHostId) {
     return false
   }
-  const active = accounts.accounts.find((candidate) => candidate.id === activeHostId)
+  const active = accounts.find((candidate) => candidate.id === activeHostId)
   return active ? active.managedAuthRuntime !== 'wsl' : false
 }
+
+/** Reads the gate's settings, answering null when they cannot be read so callers refuse. */
+export function readClaudeManagedAccountGateSettings(
+  getSettings: () => ClaudeManagedAccountGateSettings
+): ClaudeManagedAccountGateSettings | null {
+  try {
+    return getSettings()
+  } catch {
+    return null
+  }
+}
diff --git a/src/main/runtime/orca-runtime-get-worktree-ps.ts b/src/main/runtime/orca-runtime-get-worktree-ps.ts
index 3a3a8fdfe30..0fd2a0e6a7a 100644
--- a/src/main/runtime/orca-runtime-get-worktree-ps.ts
+++ b/src/main/runtime/orca-runtime-get-worktree-ps.ts
@@ -15,6 +15,7 @@ import type { Repo } from '../../shared/repo-types'
 import { enrichMissingRepoGitRemoteIdentities } from '../repo-git-remote-identity-enrichment'
 import { ensureStructuredAgentSessionHost as installStructuredAgentSessionHost } from './structured-agent-session-runtime'
 import { getProfileUserDataPath } from '../orca-profiles/profile-storage-paths'
+import { readClaudeManagedAccountGateSettings } from '../native-chat/claude-structured-managed-account-support'
 import { LOCAL_EXECUTION_HOST_ID } from '../../shared/execution-host'
 import {
   resolveTuiAgentLaunchArgs,
@@ -159,6 +160,9 @@ export class OrcaRuntimeWithGetWorktreePs extends OrcaRuntimeWithStructuredAgent
         resolveTuiAgentLaunchEnv('claude', this.requireStore().getSettings().agentDefaultEnv),
       resolveClaudeAuthPolicy: () =>
         claudeStructuredAuthPolicyForSettings(this.requireStore().getSettings()),
+      // Same gate and same settings as agentSession.createSupport, re-read on every acquisition.
+      readClaudeManagedAccountGate: () =>
+        readClaudeManagedAccountGateSettings(() => this.requireStore().getSettings()),
       handoffTransport: this.createStructuredAgentSessionHandoffTransport()
     })
   }
diff --git a/src/main/runtime/orca-runtime-resolve-recovered-structured-tui-transcript.ts b/src/main/runtime/orca-runtime-resolve-recovered-structured-tui-transcript.ts
index b6443961435..9ae2ea6566a 100644
--- a/src/main/runtime/orca-runtime-resolve-recovered-structured-tui-transcript.ts
+++ b/src/main/runtime/orca-runtime-resolve-recovered-structured-tui-transcript.ts
@@ -4,7 +4,10 @@ import type { AgentSessionOwnerBinding } from '../../shared/agent-session-host-a
 import { agentSessionOwnerBindingsEqual } from '../../shared/claimed-agent-pty-owner-snapshot'
 import { resolvePinnedCodexRolloutProof } from '../codex/codex-tui-rollout-proof'
 import { getStructuredAgentSessionHost } from '../native-chat/agent-session-wire/structured-agent-session-registry'
-import { structuredClaudeMatchesActiveManagedAccount } from '../native-chat/claude-structured-managed-account-support'
+import {
+  readClaudeManagedAccountGateSettings,
+  structuredClaudeMatchesActiveManagedAccount
+} from '../native-chat/claude-structured-managed-account-support'
 import { LOCAL_EXECUTION_HOST_ID } from '../../shared/execution-host'
 import type { AgentStatusIpcPayload } from '../../shared/agent-status-types'
 import { getLocalProjectWorktreeGitOptions } from '../project-runtime-git-options'
@@ -50,14 +53,19 @@ export class OrcaRuntimeWithResolveRecoveredStructuredTuiTranscript extends Orca
     worktreeSelector: string,
     agent: 'claude' | 'codex'
   ): Promise<{ supported: boolean; reason?: 'agent' | 'remote' | 'wsl' }> {
-    const accountState = agent === 'claude' ? this.accounts.readClaudeManagedAccounts() : null
+    // Same settings the auth policy reads, so the gate and the policy cannot resolve different
+    // accounts. Unreadable settings fail closed below.
+    const accountSettings =
+      agent === 'claude'
+        ? readClaudeManagedAccountGateSettings(() => this.requireStore().getSettings())
+        : null
     const location = await this.resolveStructuredAgentSessionLocation(worktreeSelector)
     await this.ensureStructuredAgentSessionHost()
     if (getStructuredAgentSessionHost()?.supportsCreate(location, agent)) {
       // Claude only: Codex resolves its account through a different path, so its answer is
       // untouched here. `wsl` is the closest existing reason — the cause is a WSL-bound account
       // rather than a WSL workspace — and no client reads the field, so it stays as-is.
-      if (agent === 'claude' && !structuredClaudeMatchesActiveManagedAccount(accountState)) {
+      if (agent === 'claude' && !structuredClaudeMatchesActiveManagedAccount(accountSettings)) {
         return { supported: false, reason: 'wsl' }
       }
       return { supported: true }
diff --git a/src/main/runtime/orca-runtime-structured-claude-account-gate.test.ts b/src/main/runtime/orca-runtime-structured-claude-account-gate.test.ts
index e6a17b33591..4ac7bea17bd 100644
--- a/src/main/runtime/orca-runtime-structured-claude-account-gate.test.ts
+++ b/src/main/runtime/orca-runtime-structured-claude-account-gate.test.ts
@@ -2,7 +2,7 @@ import { afterEach, describe, expect, it, vi } from 'vitest'
 import { OrcaRuntimeService } from './orca-runtime'
 import { setStructuredAgentSessionHost } from '../native-chat/agent-session-wire/structured-agent-session-registry'
 import type { StructuredAgentSessionHost } from '../native-chat/agent-session-wire/structured-agent-session-host'
-import type { ClaudeRateLimitAccountsState } from '../../shared/managed-account-types'
+import type { ClaudeManagedAccountGateSettings } from '../native-chat/claude-structured-managed-account-support'
 
 vi.mock('electron', () => ({
   BrowserWindow: { fromId: vi.fn(() => null) },
@@ -15,6 +15,7 @@ function managedAccount(id: string, managedAuthRuntime: 'host' | 'wsl') {
   return {
     id,
     email: `${id}@example.com`,
+    managedAuthPath: `/managed/${id}`,
     managedAuthRuntime,
     authMethod: 'subscription-oauth' as const,
     createdAt: 0,
@@ -23,27 +24,23 @@ function managedAccount(id: string, managedAuthRuntime: 'host' | 'wsl') {
   }
 }
 
-const WSL_ONLY: ClaudeRateLimitAccountsState = {
-  accounts: [managedAccount('wsl-1', 'wsl')],
-  activeAccountId: null,
-  activeAccountIdsByRuntime: { host: null, wsl: { Ubuntu: 'wsl-1' } }
+const WSL_ONLY: ClaudeManagedAccountGateSettings = {
+  claudeManagedAccounts: [managedAccount('wsl-1', 'wsl')],
+  activeClaudeManagedAccountId: null,
+  activeClaudeManagedAccountIdsByRuntime: { host: null, wsl: { Ubuntu: 'wsl-1' } }
 }
 
-const HOST_SELECTED: ClaudeRateLimitAccountsState = {
-  accounts: [managedAccount('host-1', 'host')],
-  activeAccountId: 'host-1',
-  activeAccountIdsByRuntime: { host: 'host-1', wsl: {} }
+const HOST_SELECTED: ClaudeManagedAccountGateSettings = {
+  claudeManagedAccounts: [managedAccount('host-1', 'host')],
+  activeClaudeManagedAccountId: 'host-1',
+  activeClaudeManagedAccountIdsByRuntime: { host: 'host-1', wsl: {} }
 }
 
-function runtimeWithAccounts(claude: ClaudeRateLimitAccountsState | null): OrcaRuntimeService {
-  const runtime = new OrcaRuntimeService()
-  if (claude) {
-    runtime.setAccountServices({
-      claudeAccounts: { listAccounts: () => claude },
-      codexAccounts: { listAccounts: () => ({ accounts: [], activeAccountId: null }) },
-      rateLimits: { getState: () => ({}) }
-    } as never)
-  }
+function runtimeWithAccounts(claude: ClaudeManagedAccountGateSettings | null): OrcaRuntimeService {
+  // No store at all is the unreadable-settings case the gate must fail closed on.
+  const runtime = claude
+    ? new OrcaRuntimeService({ getSettings: () => claude } as never)
+    : new OrcaRuntimeService()
   const internal = runtime as unknown as {
     resolveStructuredAgentSessionLocation: (selector: string) => Promise<unknown>
     ensureStructuredAgentSessionHost: () => Promise<void>
diff --git a/src/main/runtime/orca-runtime-structured-claude-gate-wiring.test.ts b/src/main/runtime/orca-runtime-structured-claude-gate-wiring.test.ts
new file mode 100644
index 00000000000..3c188d39efd
--- /dev/null
+++ b/src/main/runtime/orca-runtime-structured-claude-gate-wiring.test.ts
@@ -0,0 +1,56 @@
+import { describe, expect, it, vi } from 'vitest'
+
+const installed = vi.hoisted(() => ({ deps: null as Record<string, unknown> | null }))
+
+vi.mock('electron', () => ({
+  BrowserWindow: { fromId: vi.fn(() => null) },
+  webContents: { fromId: vi.fn(() => null) },
+  ipcMain: { on: vi.fn(), removeListener: vi.fn() },
+  app: { getPath: vi.fn(() => '/tmp') }
+}))
+
+vi.mock('./structured-agent-session-runtime', () => ({
+  ensureStructuredAgentSessionHost: vi.fn(async (deps: Record<string, unknown>) => {
+    installed.deps = deps
+  })
+}))
+
+import { OrcaRuntimeService } from './orca-runtime'
+import type { ClaudeManagedAccountGateSettings } from '../native-chat/claude-structured-managed-account-support'
+
+const SETTINGS = {
+  claudeManagedAccounts: [],
+  activeClaudeManagedAccountId: null,
+  agentDefaultEnv: {},
+  agentDefaultArgs: {}
+} as unknown as ClaudeManagedAccountGateSettings
+
+function readGate(): (() => unknown) | undefined {
+  const deps: Record<string, unknown> = installed.deps ?? {}
+  const read = deps['readClaudeManagedAccountGate']
+  return typeof read === 'function' ? (read as () => unknown) : undefined
+}
+
+/** The runtime class this wiring lives on does not typecheck its own `this` calls, so a broken or
+ *  missing gate hookup compiles clean. Pin it behaviourally instead. */
+describe('structured Claude managed-account gate wiring', () => {
+  it('hands the host a gate reader that resolves the live settings', async () => {
+    installed.deps = null
+    const runtime = new OrcaRuntimeService({ getSettings: () => SETTINGS } as never)
+
+    await runtime.ensureStructuredAgentSessionHost()
+
+    const read = readGate()
+    expect(typeof read).toBe('function')
+    expect(read?.()).toBe(SETTINGS)
+  })
+
+  it('answers null instead of throwing when the settings cannot be read', async () => {
+    installed.deps = null
+    const runtime = new OrcaRuntimeService()
+
+    await runtime.ensureStructuredAgentSessionHost()
+
+    expect(readGate()?.()).toBeNull()
+  })
+})
diff --git a/src/main/runtime/runtime-account-controller.ts b/src/main/runtime/runtime-account-controller.ts
index f4c59852d96..45d3ade97ff 100644
--- a/src/main/runtime/runtime-account-controller.ts
+++ b/src/main/runtime/runtime-account-controller.ts
@@ -58,15 +58,6 @@ export class RuntimeAccountController {
     return this.services?.claudeAccounts.getRuntimeConfigDir(target) ?? null
   }
 
-  /** Null when the account state cannot be read, so gates can fail closed instead of throwing. */
-  readClaudeManagedAccounts(): ClaudeRateLimitAccountsState | null {
-    try {
-      return this.services?.claudeAccounts.listAccounts() ?? null
-    } catch {
-      return null
-    }
-  }
-
   getSnapshot(): AccountsSnapshot {
     const { claudeAccounts, codexAccounts, rateLimits } = this.requireServices()
     return {
diff --git a/src/main/runtime/structured-agent-session-runtime.ts b/src/main/runtime/structured-agent-session-runtime.ts
index 60fa824d5f8..983bf4462ab 100644
--- a/src/main/runtime/structured-agent-session-runtime.ts
+++ b/src/main/runtime/structured-agent-session-runtime.ts
@@ -21,6 +21,7 @@ import { StructuredAgentSessionHost } from '../native-chat/agent-session-wire/st
 import { StructuredAgentSessionAdapterRouter } from '../native-chat/agent-session-wire/structured-agent-session-adapter-router'
 import type { StructuredAgentSessionHandoffTransport } from '../native-chat/agent-session-wire/structured-agent-session-handoff-types'
 import { setStructuredAgentSessionHost } from '../native-chat/agent-session-wire/structured-agent-session-registry'
+import type { ClaudeManagedAccountGateSettings } from '../native-chat/claude-structured-managed-account-support'
 import { AgentSessionRecordStore } from './agent-session-record-store'
 import { agentSessionStorePath } from './agent-session-record-store-file'
 import { stopOrphanAgentSessionChildren } from './agent-session-orphan-child-reaper'
@@ -72,6 +73,7 @@ export type StructuredAgentSessionRuntimeDeps = {
   /** Required. The one production wiring lives in a `@ts-nocheck` file, so this is
    *  also asserted at install time — an absent policy must not degrade to a guess. */
   resolveClaudeAuthPolicy: () => Promise<ClaudeStructuredAuthPolicy> | ClaudeStructuredAuthPolicy
+  readClaudeManagedAccountGate?: () => ClaudeManagedAccountGateSettings | null
   resolveEnvironment?: () => Promise<NodeJS.ProcessEnv>
   resolveCodexOverrides?: () => NodeJS.ProcessEnv
   onError?: (input: { scope: string; error: unknown }) => void
@@ -200,6 +202,9 @@ async function install(deps: StructuredAgentSessionRuntimeDeps): Promise<Install
         ? { resolveClaudeLaunchEnv: deps.resolveClaudeLaunchEnv }
         : {}),
       resolveClaudeAuthPolicy: deps.resolveClaudeAuthPolicy,
+      ...(deps.readClaudeManagedAccountGate
+        ? { readClaudeManagedAccountGate: deps.readClaudeManagedAccountGate }
+        : {}),
       onUnexpectedExit: (event) => {
         recoveryChain = recoveryChain.then(async () => {
           try {
diff --git a/src/main/runtime/structured-claude-runtime-adapter.ts b/src/main/runtime/structured-claude-runtime-adapter.ts
index 6a71cd1cd77..398288562b9 100644
--- a/src/main/runtime/structured-claude-runtime-adapter.ts
+++ b/src/main/runtime/structured-claude-runtime-adapter.ts
@@ -14,6 +14,7 @@ import {
   resolveSessionFilePath
 } from '../native-chat/session-file-resolver'
 import { recordAgentSessionProviderHandle } from './agent-session-provider-handle-transition'
+import type { ClaudeManagedAccountGateSettings } from '../native-chat/claude-structured-managed-account-support'
 import type { AgentSessionRecordStore } from './agent-session-record-store'
 
 export type StructuredClaudeRuntimeAdapterDeps = {
@@ -24,6 +25,7 @@ export type StructuredClaudeRuntimeAdapterDeps = {
   /** Managed-account auth state for a Claude launch, mirroring the terminal preflight.
    *  Required: an absent policy is what silently under-strips. */
   resolveClaudeAuthPolicy: () => Promise<ClaudeStructuredAuthPolicy> | ClaudeStructuredAuthPolicy
+  readClaudeManagedAccountGate?: () => ClaudeManagedAccountGateSettings | null
   openClaudeConnection?: ClaudeStructuredSessionAdapterDeps['openConnection']
   readProcessStartTime?: ClaudeStructuredSessionAdapterDeps['readProcessStartTime']
   onUnexpectedExit: (event: StructuredAgentSessionLifecycleEvent) => void
@@ -39,7 +41,10 @@ export function createStructuredClaudeRuntimeAdapter(
       resolveWorkspacePath: deps.resolveWorkspacePath,
       resolveCommand: deps.resolveClaudeCommand ?? resolveClaudeCommand,
       ...(deps.resolveClaudeLaunchEnv ? { resolveEnv: deps.resolveClaudeLaunchEnv } : {}),
-      resolveAuthPolicy: deps.resolveClaudeAuthPolicy
+      resolveAuthPolicy: deps.resolveClaudeAuthPolicy,
+      ...(deps.readClaudeManagedAccountGate
+        ? { readManagedAccountGate: deps.readClaudeManagedAccountGate }
+        : {})
     }),
     persistHandle: async ({ sessionId, providerSessionId, leafUuid, fence }) => {
       const currentFence = store.getRecord(sessionId)?.lease.runtimeFence ?? fence