diff --git a/projects/rccl/test/host/algorithms/dda/all_gather/dda-all-gather-fabric-ll128-test.cc b/projects/rccl/test/host/algorithms/dda/all_gather/dda-all-gather-fabric-ll128-test.cc
index 5c09ac527d2c..bfd149217c82 100644
--- a/projects/rccl/test/host/algorithms/dda/all_gather/dda-all-gather-fabric-ll128-test.cc
+++ b/projects/rccl/test/host/algorithms/dda/all_gather/dda-all-gather-fabric-ll128-test.cc
@@ -87,9 +87,10 @@ TEST_F(DdaAllGatherFabricLL128Microtest, Eligible_BaselineFp32) {
   EXPECT_TRUE(Eligible(4));
 }
 
-TEST_F(DdaAllGatherFabricLL128Microtest, Eligible_DdaLLZeroRejects) {
+// LL128 is gated by RCCL_DDA_LL128 alone; RCCL_DDA_LL only controls the LL tier.
+TEST_F(DdaAllGatherFabricLL128Microtest, Eligible_DdaLLZeroDoesNotGateLL128) {
   params_["RCCL_DDA_LL"] = 0;
-  EXPECT_FALSE(Eligible(4));
+  EXPECT_TRUE(Eligible(4));
 }
 
 TEST_F(DdaAllGatherFabricLL128Microtest, Eligible_NeedsCommAndBootstrap) {
diff --git a/projects/rccl/test/host/algorithms/dda/all_reduce/dda-all-reduce-fabric-ll-test.cc b/projects/rccl/test/host/algorithms/dda/all_reduce/dda-all-reduce-fabric-ll-test.cc
index 52e48943c50c..fd39ea768da3 100644
--- a/projects/rccl/test/host/algorithms/dda/all_reduce/dda-all-reduce-fabric-ll-test.cc
+++ b/projects/rccl/test/host/algorithms/dda/all_reduce/dda-all-reduce-fabric-ll-test.cc
@@ -110,7 +110,7 @@ class DdaAllReduceFabricLLMicrotest : public ::testing::Test {
   }
 
   // Common to all four tiers: everything the shape checks look at but the size.
-  void ExpectShapeRejections(EligibleFn fn) {
+  void ExpectShapeRejections(EligibleFn fn, bool gatedByDdaLL) {
     EXPECT_TRUE(Eligible(fn, 64));
     EXPECT_FALSE(Eligible(fn, 0));
     EXPECT_FALSE(fn(nullptr, kSendbuff, kRecvbuff, 64, ncclFloat32, ncclSum));
@@ -152,7 +152,8 @@ class DdaAllReduceFabricLLMicrotest : public ::testing::Test {
     }
     mock_.setFabricResourcesPresent(true);
     params_["RCCL_DDA_LL"] = 0;
-    EXPECT_FALSE(Eligible(fn, 64));
+    // RCCL_DDA_LL gates only the LL tier; LL128 is gated by RCCL_DDA_LL128 upstream of these checks.
+    EXPECT_EQ(!gatedByDdaLL, Eligible(fn, 64));
     params_.erase("RCCL_DDA_LL");
   }
 
@@ -161,19 +162,19 @@ class DdaAllReduceFabricLLMicrotest : public ::testing::Test {
 };
 
 TEST_F(DdaAllReduceFabricLLMicrotest, LLOneShotEligible_SharedShapeChecks) {
-  ExpectShapeRejections(ddaLLArOneShotEligible);
+  ExpectShapeRejections(ddaLLArOneShotEligible, true);
   comm().ddaLLEpochDev = nullptr;
   EXPECT_TRUE(Eligible(ddaLLArOneShotEligible, 64));
 }
 
 TEST_F(DdaAllReduceFabricLLMicrotest, LLTwoShotEligible_SharedShapeChecks) {
-  ExpectShapeRejections(ddaLLArTwoShotEligible);
+  ExpectShapeRejections(ddaLLArTwoShotEligible, true);
   comm().ddaLLEpochDev = nullptr;
   EXPECT_TRUE(Eligible(ddaLLArTwoShotEligible, 64));
 }
 
 TEST_F(DdaAllReduceFabricLLMicrotest, LL128OneShotEligible_SharedShapeChecksAndEpoch) {
-  ExpectShapeRejections(ddaLL128ArOneShotEligible);
+  ExpectShapeRejections(ddaLL128ArOneShotEligible, false);
   comm().ddaLLEpochLen = 0;
   EXPECT_FALSE(Eligible(ddaLL128ArOneShotEligible, 64));
   comm().ddaLLEpochLen = 1;
@@ -182,7 +183,7 @@ TEST_F(DdaAllReduceFabricLLMicrotest, LL128OneShotEligible_SharedShapeChecksAndE
 }
 
 TEST_F(DdaAllReduceFabricLLMicrotest, LL128TwoShotEligible_SharedShapeChecksAndEpoch) {
-  ExpectShapeRejections(ddaLL128ArTwoShotEligible);
+  ExpectShapeRejections(ddaLL128ArTwoShotEligible, false);
   comm().ddaLLEpochLen = 0;
   EXPECT_FALSE(Eligible(ddaLL128ArTwoShotEligible, 64));
   comm().ddaLLEpochLen = 1;
diff --git a/projects/rccl/test/host/algorithms/dda/alltoall/dda-alltoall-fabric-ll128-test.cc b/projects/rccl/test/host/algorithms/dda/alltoall/dda-alltoall-fabric-ll128-test.cc
index 09a7b18a1196..d36f64be2fae 100644
--- a/projects/rccl/test/host/algorithms/dda/alltoall/dda-alltoall-fabric-ll128-test.cc
+++ b/projects/rccl/test/host/algorithms/dda/alltoall/dda-alltoall-fabric-ll128-test.cc
@@ -89,9 +89,10 @@ TEST_F(DdaAlltoallFabricLL128Microtest, Eligible_BaselineFp32) {
   EXPECT_TRUE(Eligible(4));
 }
 
-TEST_F(DdaAlltoallFabricLL128Microtest, Eligible_DdaLLZeroRejects) {
+// LL128 is gated by RCCL_DDA_LL128 alone; RCCL_DDA_LL only controls the LL tier.
+TEST_F(DdaAlltoallFabricLL128Microtest, Eligible_DdaLLZeroDoesNotGateLL128) {
   params_["RCCL_DDA_LL"] = 0;
-  EXPECT_FALSE(Eligible(4));
+  EXPECT_TRUE(Eligible(4));
 }
 
 TEST_F(DdaAlltoallFabricLL128Microtest, Eligible_NeedsCommAndBootstrap) {
diff --git a/projects/rccl/test/host/algorithms/dda/reduce_scatter/dda-reduce-scatter-fabric-ll128-test.cc b/projects/rccl/test/host/algorithms/dda/reduce_scatter/dda-reduce-scatter-fabric-ll128-test.cc
index 9800e2368e29..9b56cbb6e2c1 100644
--- a/projects/rccl/test/host/algorithms/dda/reduce_scatter/dda-reduce-scatter-fabric-ll128-test.cc
+++ b/projects/rccl/test/host/algorithms/dda/reduce_scatter/dda-reduce-scatter-fabric-ll128-test.cc
@@ -103,9 +103,10 @@ TEST_F(DdaReduceScatterFabricLL128Microtest, Eligible_BaselineFp32Sum) {
   EXPECT_TRUE(Eligible(4));
 }
 
-TEST_F(DdaReduceScatterFabricLL128Microtest, Eligible_DdaLLZeroRejects) {
+// LL128 is gated by RCCL_DDA_LL128 alone; RCCL_DDA_LL only controls the LL tier.
+TEST_F(DdaReduceScatterFabricLL128Microtest, Eligible_DdaLLZeroDoesNotGateLL128) {
   params_["RCCL_DDA_LL"] = 0;
-  EXPECT_FALSE(Eligible(4));
+  EXPECT_TRUE(Eligible(4));
 }
 
 TEST_F(DdaReduceScatterFabricLL128Microtest, Eligible_NeedsCommAndBootstrap) {
diff --git a/projects/rccl/test/host/rocmwrap-test.cc b/projects/rccl/test/host/rocmwrap-test.cc
index 86ca7f611196..7eb239b577af 100644
--- a/projects/rccl/test/host/rocmwrap-test.cc
+++ b/projects/rccl/test/host/rocmwrap-test.cc
@@ -450,7 +450,7 @@ TEST_F(RocmwrapMicrotest, CapabilityCheck_EachCheapGateFailureReturnsZeroWithout
          return hipSuccess;
        };
      },
-     "requires HIP_VERSION >= 7.2.0"},
+     "requires ROCm >= 7.12 or the 7.0.2.x backport"},
     {"no VMM", [] { SetVmmAttribute(0); }, "requires VMM RDMA support"},
   };
   for (const auto& c : cases) {