diff --git a/src/Core/ZB.MOM.WW.OtOpcUa.Core/Resilience/CapabilityInvoker.cs b/src/Core/ZB.MOM.WW.OtOpcUa.Core/Resilience/CapabilityInvoker.cs
index 6c55d4b1..8b4f5b66 100644
--- a/src/Core/ZB.MOM.WW.OtOpcUa.Core/Resilience/CapabilityInvoker.cs
+++ b/src/Core/ZB.MOM.WW.OtOpcUa.Core/Resilience/CapabilityInvoker.cs
@@ -57,13 +57,7 @@ public sealed class CapabilityInvoker : IDriverCapabilityInvoker
         _statusTracker = statusTracker;
     }
 
-    /// <summary>Execute a capability call returning a value, honoring the per-capability pipeline.</summary>
-    /// <typeparam name="TResult">Return type of the underlying driver call.</typeparam>
-    /// <param name="capability">The driver capability being executed.</param>
-    /// <param name="hostName">The host name for logging and status tracking.</param>
-    /// <param name="callSite">The async function to execute.</param>
-    /// <param name="cancellationToken">Cancellation token for the operation.</param>
-    /// <returns>The result of the underlying driver call.</returns>
+    /// <inheritdoc />
     public async ValueTask<TResult> ExecuteAsync<TResult>(
         DriverCapability capability,
         string hostName,
@@ -87,12 +81,7 @@ public sealed class CapabilityInvoker : IDriverCapabilityInvoker
         }
     }
 
-    /// <summary>Execute a void-returning capability call, honoring the per-capability pipeline.</summary>
-    /// <param name="capability">The driver capability being executed.</param>
-    /// <param name="hostName">The host name for logging and status tracking.</param>
-    /// <param name="callSite">The async function to execute.</param>
-    /// <param name="cancellationToken">Cancellation token for the operation.</param>
-    /// <returns>A task that represents the asynchronous operation.</returns>
+    /// <inheritdoc />
     public async ValueTask ExecuteAsync(
         DriverCapability capability,
         string hostName,
@@ -116,19 +105,7 @@ public sealed class CapabilityInvoker : IDriverCapabilityInvoker
         }
     }
 
-    /// <summary>
-    ///     Execute a <see cref="DriverCapability.Write"/> call honoring <see cref="WriteIdempotentAttribute"/>
-    ///     semantics — if <paramref name="isIdempotent"/> is <c>false</c>, retries are disabled regardless
-    ///     of the tag-level configuration (the pipeline for a non-idempotent write never retries).
-    ///     If <c>true</c>, the call runs through the capability's pipeline which may
-    ///     retry when the tier configuration permits.
-    /// </summary>
-    /// <typeparam name="TResult">Return type of the underlying driver call.</typeparam>
-    /// <param name="hostName">The host name for logging and status tracking.</param>
-    /// <param name="isIdempotent">Whether the write operation is idempotent.</param>
-    /// <param name="callSite">The async function to execute.</param>
-    /// <param name="cancellationToken">Cancellation token for the operation.</param>
-    /// <returns>The result of the underlying driver write call.</returns>
+    /// <inheritdoc />
     public async ValueTask<TResult> ExecuteWriteAsync<TResult>(
         string hostName,
         bool isIdempotent,
diff --git a/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.S7/IS7Plc.cs b/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.S7/IS7Plc.cs
index 083b584b..8707a9a1 100644
--- a/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.S7/IS7Plc.cs
+++ b/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.S7/IS7Plc.cs
@@ -11,7 +11,7 @@ namespace ZB.MOM.WW.OtOpcUa.Driver.S7;
 /// <remarks>
 ///     The seam exists so <see cref="S7Driver.EnsureConnectedAsync"/> can dispose a dead handle and
 ///     re-open a fresh one after a transient PLC reboot / network blip — the reconnect path
-///     (STAB-1) — and so that path is unit-testable via a fake <see cref="IS7PlcFactory"/> without a
+///     — and so that path is unit-testable via a fake <see cref="IS7PlcFactory"/> without a
 ///     live PLC (S7.Net ships no in-process fake and <see cref="Plc"/> is <c>sealed</c>). Mirrors
 ///     the TwinCAT driver's <c>ITwinCATClient</c> / <c>ITwinCATClientFactory</c> pattern.
 /// </remarks>
diff --git a/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.S7/S7Driver.cs b/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.S7/S7Driver.cs
index fca4b08d..282fecd1 100644
--- a/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.S7/S7Driver.cs
+++ b/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.S7/S7Driver.cs
@@ -1172,7 +1172,7 @@ public sealed class S7Driver
 
     /// <summary>
     ///     Returns a live S7 connection, lazily disposing a dead handle and re-opening a fresh one
-    ///     when the previous connection dropped (STAB-1 reconnect path). The fast path returns the
+    ///     when the previous connection dropped (the reconnect path). The fast path returns the
     ///     current <see cref="Plc"/> when it is still connected and not marked dead; otherwise it
     ///     builds + opens a new connection via <see cref="_plcFactory"/> with the same
     ///     timeout-linked CTS the initial connect uses.
diff --git a/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.TwinCAT/TwinCATDriver.cs b/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.TwinCAT/TwinCATDriver.cs
index 0db36c00..4748f844 100644
--- a/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.TwinCAT/TwinCATDriver.cs
+++ b/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.TwinCAT/TwinCATDriver.cs
@@ -447,7 +447,7 @@ public sealed class TwinCATDriver : IDriver, IReadable, IWritable, ITagDiscovery
     // true, otherwise fall through to the shared PollGroupEngine. Native path registers one
     // notification per tag against the target's PLC runtime — the PLC pushes changes on its own
     // cycle so we skip the poll loop entirely. Each registration stores its REPLAYABLE INTENT on
-    // the owning device so EnsureConnectedAsync can re-register it after a reconnect (STAB-2).
+    // the owning device so EnsureConnectedAsync can re-register it after a reconnect.
     public async Task<ISubscriptionHandle> SubscribeAsync(
         IReadOnlyList<string> fullReferences, TimeSpan publishingInterval, CancellationToken cancellationToken)
     {
@@ -577,6 +577,14 @@ public sealed class TwinCATDriver : IDriver, IReadable, IWritable, ITagDiscovery
         private ITwinCATNotificationHandle? _handle;
 
         /// <summary>Initializes a new instance of the <see cref="NativeRegistration"/> class.</summary>
+        /// <param name="id">Globally-unique registration id (registry key on the device).</param>
+        /// <param name="device">The device this notification is registered against.</param>
+        /// <param name="reference">Driver-side full reference the pushed value is reported under.</param>
+        /// <param name="symbolName">ADS symbol name (resolved from the symbol path).</param>
+        /// <param name="dataType">Declared data type.</param>
+        /// <param name="bitIndex">Bit index for a BOOL-within-word symbol; null otherwise.</param>
+        /// <param name="interval">Requested notification interval.</param>
+        /// <param name="onChange">Value-change callback (closes over the owning subscription handle + reference).</param>
         public NativeRegistration(long id, DeviceState device, string reference, string symbolName,
             TwinCATDataType dataType, int? bitIndex, TimeSpan interval, Action<string, object?> onChange)
         {
@@ -627,7 +635,7 @@ public sealed class TwinCATDriver : IDriver, IReadable, IWritable, ITagDiscovery
                 // A locally-connected client whose wire probe FAILS is wire-dead but port-open:
                 // force a recycle so the next tick rebuilds + replays native notifications. Without
                 // this the IsConnected fast-path would keep handing back the dead client forever
-                // (the STAB-2 compounding bug — native pushes would never recover).
+                // (the compounding bug — native pushes would never recover).
                 if (!success)
                     await RecycleClientAsync(state).ConfigureAwait(false);
             }
@@ -716,7 +724,7 @@ public sealed class TwinCATDriver : IDriver, IReadable, IWritable, ITagDiscovery
     ///     The connect-or-reconnect core, assuming the caller already holds
     ///     <see cref="DeviceState.ConnectGate"/>. When it installs a NEW client (a genuine
     ///     reconnect, not a fast-path reuse) it replays every stored native-notification intent
-    ///     onto it — otherwise native ADS pushes would silently stop after a drop (STAB-2). Both
+    ///     onto it — otherwise native ADS pushes would silently stop after a drop. Both
     ///     the initial subscribe (<see cref="RegisterNotificationAsync"/>) and the probe loop call
     ///     through here under the same gate, so a replay can never race a register.
     /// </summary>
@@ -907,7 +915,7 @@ public sealed class TwinCATDriver : IDriver, IReadable, IWritable, ITagDiscovery
         ///     Live native-notification registrations against this device, keyed by registration id.
         ///     Holds the <b>replayable intent</b> (symbol / type / bit / interval / callback), not just
         ///     an opaque handle, so that when <see cref="TwinCATDriver.EnsureConnectedAsync"/> swaps in
-        ///     a fresh client after a drop it can re-register every notification onto it (STAB-2).
+        ///     a fresh client after a drop it can re-register every notification onto it.
         ///     Populated by <c>SubscribeAsync</c>, drained by <c>UnsubscribeAsync</c> / teardown.
         /// </summary>
         public ConcurrentDictionary<long, NativeRegistration> NativeRegistrations { get; } = new();