diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -426,6 +426,7 @@
 endfunction()
 
 add_network_sources(NETWORK_SOURCES
+	checkpoints.cpp
 	network.cpp
 )
 
diff --git a/src/chainparams.h b/src/chainparams.h
--- a/src/chainparams.h
+++ b/src/chainparams.h
@@ -140,4 +140,6 @@
  */
 void SelectParams(const std::string &chain);
 
+const CCheckpointData &CheckpointData(const std::string &chain);
+
 #endif // BITCOIN_CHAINPARAMS_H
diff --git a/src/chainparams.cpp b/src/chainparams.cpp
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -209,56 +209,7 @@
         m_is_test_chain = false;
         m_is_mockable_chain = false;
 
-        checkpointData = {
-            .mapCheckpoints = {
-                {11111, BlockHash::fromHex("0000000069e244f73d78e8fd29ba2fd2ed6"
-                                           "18bd6fa2ee92559f542fdb26e7c1d")},
-                {33333, BlockHash::fromHex("000000002dd5588a74784eaa7ab0507a18a"
-                                           "d16a236e7b1ce69f00d7ddfb5d0a6")},
-                {74000, BlockHash::fromHex("0000000000573993a3c9e41ce34471c079d"
-                                           "cf5f52a0e824a81e7f953b8661a20")},
-                {105000, BlockHash::fromHex("00000000000291ce28027faea320c8d2b0"
-                                            "54b2e0fe44a773f3eefb151d6bdc97")},
-                {134444, BlockHash::fromHex("00000000000005b12ffd4cd315cd34ffd4"
-                                            "a594f430ac814c91184a0d42d2b0fe")},
-                {168000, BlockHash::fromHex("000000000000099e61ea72015e79632f21"
-                                            "6fe6cb33d7899acb35b75c8303b763")},
-                {193000, BlockHash::fromHex("000000000000059f452a5f7340de6682a9"
-                                            "77387c17010ff6e6c3bd83ca8b1317")},
-                {210000, BlockHash::fromHex("000000000000048b95347e83192f69cf03"
-                                            "66076336c639f9b7228e9ba171342e")},
-                {216116, BlockHash::fromHex("00000000000001b4f4b433e81ee46494af"
-                                            "945cf96014816a4e2370f11b23df4e")},
-                {225430, BlockHash::fromHex("00000000000001c108384350f74090433e"
-                                            "7fcf79a606b8e797f065b130575932")},
-                {250000, BlockHash::fromHex("000000000000003887df1f29024b06fc22"
-                                            "00b55f8af8f35453d7be294df2d214")},
-                {279000, BlockHash::fromHex("0000000000000001ae8c72a0b0c301f67e"
-                                            "3afca10e819efa9041e458e9bd7e40")},
-                {295000, BlockHash::fromHex("00000000000000004d9b4ef50f0f9d686f"
-                                            "d69db2e03af35a100370c64632a983")},
-                // UAHF fork block.
-                {478558, BlockHash::fromHex("0000000000000000011865af4122fe3b14"
-                                            "4e2cbeea86142e8ff2fb4107352d43")},
-                // Nov, 13 DAA activation block.
-                {504031, BlockHash::fromHex("0000000000000000011ebf65b60d0a3de8"
-                                            "0b8175be709d653b4c1a1beeb6ab9c")},
-                // Monolith activation.
-                {530359, BlockHash::fromHex("0000000000000000011ada8bd08f46074f"
-                                            "44a8f155396f43e38acf9501c49103")},
-                // Magnetic anomaly activation.
-                {556767, BlockHash::fromHex("0000000000000000004626ff6e3b936941"
-                                            "d341c5932ece4357eeccac44e6d56c")},
-                // Great wall activation.
-                {582680, BlockHash::fromHex("000000000000000001b4b8e36aec7d4f96"
-                                            "71a47872cb9a74dc16ca398c7dcc18")},
-                // Graviton activation.
-                {609136, BlockHash::fromHex("000000000000000000b48bb207faac5ac6"
-                                            "55c313e41ac909322eaa694f5bc5b1")},
-                // Phonon activation.
-                {635259, BlockHash::fromHex("00000000000000000033dfef1fc2d6a5d5"
-                                            "520b078c55193a9bf498c5b27530f7")},
-            }};
+        checkpointData = CheckpointData(CBaseChainParams::MAIN);
 
         // Data as of block
         // 000000000000000001d2ce557406b017a928be25ee98906397d339c3f68eec5d
@@ -401,31 +352,7 @@
         m_is_test_chain = true;
         m_is_mockable_chain = false;
 
-        checkpointData = {
-            .mapCheckpoints = {
-                {546, BlockHash::fromHex("000000002a936ca763904c3c35fce2f3556c5"
-                                         "59c0214345d31b1bcebf76acb70")},
-                // UAHF fork block.
-                {1155875,
-                 BlockHash::fromHex("00000000f17c850672894b9a75b63a1e72830bbd5f"
-                                    "4c8889b5c1a80e7faef138")},
-                // Nov, 13. DAA activation block.
-                {1188697,
-                 BlockHash::fromHex("0000000000170ed0918077bde7b4d36cc4c91be69f"
-                                    "a09211f748240dabe047fb")},
-                // Great wall activation.
-                {1303885,
-                 BlockHash::fromHex("00000000000000479138892ef0e4fa478ccc938fb9"
-                                    "4df862ef5bde7e8dee23d3")},
-                // Graviton activation.
-                {1341712,
-                 BlockHash::fromHex("00000000fffc44ea2e202bd905a9fbbb9491ef9e9d"
-                                    "5a9eed4039079229afa35b")},
-                // Phonon activation.
-                {1378461, BlockHash::fromHex(
-                              "0000000099f5509b5f36b1926bcf82b21d936ebeade"
-                              "e811030dfbbb7fae915d7")},
-            }};
+        checkpointData = CheckpointData(CBaseChainParams::TESTNET);
 
         // Data as of block
         // 000000000005b07ecf85563034d13efd81c1a29e47e22b20f4fc6919d5b09cd6
@@ -535,11 +462,7 @@
         m_is_test_chain = true;
         m_is_mockable_chain = true;
 
-        checkpointData = {
-            .mapCheckpoints = {
-                {0, BlockHash::fromHex("0f9188f13cb7b2c71f2a335e3a4fc328bf5beb4"
-                                       "36012afca590b1a11466e2206")},
-            }};
+        checkpointData = CheckpointData(CBaseChainParams::REGTEST);
 
         chainTxData = ChainTxData{0, 0, 0};
 
diff --git a/src/networks/abc/checkpoints.cpp b/src/networks/abc/checkpoints.cpp
new file mode 100644
--- /dev/null
+++ b/src/networks/abc/checkpoints.cpp
@@ -0,0 +1,104 @@
+// Copyright (c) 2020 The Bitcoin developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <chainparams.h>
+#include <util/system.h>
+
+static CCheckpointData mainNetCheckpointData = {
+    .mapCheckpoints = {
+        {11111, BlockHash::fromHex("0000000069e244f73d78e8fd29ba2fd2ed6"
+                                   "18bd6fa2ee92559f542fdb26e7c1d")},
+        {33333, BlockHash::fromHex("000000002dd5588a74784eaa7ab0507a18a"
+                                   "d16a236e7b1ce69f00d7ddfb5d0a6")},
+        {74000, BlockHash::fromHex("0000000000573993a3c9e41ce34471c079d"
+                                   "cf5f52a0e824a81e7f953b8661a20")},
+        {105000, BlockHash::fromHex("00000000000291ce28027faea320c8d2b0"
+                                    "54b2e0fe44a773f3eefb151d6bdc97")},
+        {134444, BlockHash::fromHex("00000000000005b12ffd4cd315cd34ffd4"
+                                    "a594f430ac814c91184a0d42d2b0fe")},
+        {168000, BlockHash::fromHex("000000000000099e61ea72015e79632f21"
+                                    "6fe6cb33d7899acb35b75c8303b763")},
+        {193000, BlockHash::fromHex("000000000000059f452a5f7340de6682a9"
+                                    "77387c17010ff6e6c3bd83ca8b1317")},
+        {210000, BlockHash::fromHex("000000000000048b95347e83192f69cf03"
+                                    "66076336c639f9b7228e9ba171342e")},
+        {216116, BlockHash::fromHex("00000000000001b4f4b433e81ee46494af"
+                                    "945cf96014816a4e2370f11b23df4e")},
+        {225430, BlockHash::fromHex("00000000000001c108384350f74090433e"
+                                    "7fcf79a606b8e797f065b130575932")},
+        {250000, BlockHash::fromHex("000000000000003887df1f29024b06fc22"
+                                    "00b55f8af8f35453d7be294df2d214")},
+        {279000, BlockHash::fromHex("0000000000000001ae8c72a0b0c301f67e"
+                                    "3afca10e819efa9041e458e9bd7e40")},
+        {295000, BlockHash::fromHex("00000000000000004d9b4ef50f0f9d686f"
+                                    "d69db2e03af35a100370c64632a983")},
+        // UAHF fork block.
+        {478558, BlockHash::fromHex("0000000000000000011865af4122fe3b14"
+                                    "4e2cbeea86142e8ff2fb4107352d43")},
+        // Nov, 13 DAA activation block.
+        {504031, BlockHash::fromHex("0000000000000000011ebf65b60d0a3de8"
+                                    "0b8175be709d653b4c1a1beeb6ab9c")},
+        // Monolith activation.
+        {530359, BlockHash::fromHex("0000000000000000011ada8bd08f46074f"
+                                    "44a8f155396f43e38acf9501c49103")},
+        // Magnetic anomaly activation.
+        {556767, BlockHash::fromHex("0000000000000000004626ff6e3b936941"
+                                    "d341c5932ece4357eeccac44e6d56c")},
+        // Great wall activation.
+        {582680, BlockHash::fromHex("000000000000000001b4b8e36aec7d4f96"
+                                    "71a47872cb9a74dc16ca398c7dcc18")},
+        // Graviton activation.
+        {609136, BlockHash::fromHex("000000000000000000b48bb207faac5ac6"
+                                    "55c313e41ac909322eaa694f5bc5b1")},
+        // Phonon activation.
+        {635259, BlockHash::fromHex("00000000000000000033dfef1fc2d6a5d5"
+                                    "520b078c55193a9bf498c5b27530f7")},
+    }};
+
+static CCheckpointData testNetCheckpointData = {
+    .mapCheckpoints = {
+        {546, BlockHash::fromHex("000000002a936ca763904c3c35fce2f3556c5"
+                                 "59c0214345d31b1bcebf76acb70")},
+        // UAHF fork block.
+        {1155875,
+         BlockHash::fromHex("00000000f17c850672894b9a75b63a1e72830bbd5f"
+                            "4c8889b5c1a80e7faef138")},
+        // Nov, 13. DAA activation block.
+        {1188697,
+         BlockHash::fromHex("0000000000170ed0918077bde7b4d36cc4c91be69f"
+                            "a09211f748240dabe047fb")},
+        // Great wall activation.
+        {1303885,
+         BlockHash::fromHex("00000000000000479138892ef0e4fa478ccc938fb9"
+                            "4df862ef5bde7e8dee23d3")},
+        // Graviton activation.
+        {1341712,
+         BlockHash::fromHex("00000000fffc44ea2e202bd905a9fbbb9491ef9e9d"
+                            "5a9eed4039079229afa35b")},
+        // Phonon activation.
+        {1378461,
+         BlockHash::fromHex("0000000099f5509b5f36b1926bcf82b21d936ebeade"
+                            "e811030dfbbb7fae915d7")},
+    }};
+
+static CCheckpointData regTestCheckpointData = {
+    .mapCheckpoints = {
+        {0, BlockHash::fromHex("0f9188f13cb7b2c71f2a335e3a4fc328bf5beb4"
+                               "36012afca590b1a11466e2206")},
+    }};
+
+const CCheckpointData &CheckpointData(const std::string &chain) {
+    if (chain == CBaseChainParams::MAIN) {
+        return mainNetCheckpointData;
+    }
+    if (chain == CBaseChainParams::TESTNET) {
+        return testNetCheckpointData;
+    }
+    if (chain == CBaseChainParams::REGTEST) {
+        return regTestCheckpointData;
+    }
+
+    throw std::runtime_error(
+        strprintf("%s: Unknown chain %s.", __func__, chain));
+}
diff --git a/src/networks/bchn/checkpoints.cpp b/src/networks/bchn/checkpoints.cpp
new file mode 100644
--- /dev/null
+++ b/src/networks/bchn/checkpoints.cpp
@@ -0,0 +1,104 @@
+// Copyright (c) 2020 The Bitcoin developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <chainparams.h>
+#include <util/system.h>
+
+static CCheckpointData mainNetCheckpointData = {
+    .mapCheckpoints = {
+        {11111, BlockHash::fromHex("0000000069e244f73d78e8fd29ba2fd2ed6"
+                                   "18bd6fa2ee92559f542fdb26e7c1d")},
+        {33333, BlockHash::fromHex("000000002dd5588a74784eaa7ab0507a18a"
+                                   "d16a236e7b1ce69f00d7ddfb5d0a6")},
+        {74000, BlockHash::fromHex("0000000000573993a3c9e41ce34471c079d"
+                                   "cf5f52a0e824a81e7f953b8661a20")},
+        {105000, BlockHash::fromHex("00000000000291ce28027faea320c8d2b0"
+                                    "54b2e0fe44a773f3eefb151d6bdc97")},
+        {134444, BlockHash::fromHex("00000000000005b12ffd4cd315cd34ffd4"
+                                    "a594f430ac814c91184a0d42d2b0fe")},
+        {168000, BlockHash::fromHex("000000000000099e61ea72015e79632f21"
+                                    "6fe6cb33d7899acb35b75c8303b763")},
+        {193000, BlockHash::fromHex("000000000000059f452a5f7340de6682a9"
+                                    "77387c17010ff6e6c3bd83ca8b1317")},
+        {210000, BlockHash::fromHex("000000000000048b95347e83192f69cf03"
+                                    "66076336c639f9b7228e9ba171342e")},
+        {216116, BlockHash::fromHex("00000000000001b4f4b433e81ee46494af"
+                                    "945cf96014816a4e2370f11b23df4e")},
+        {225430, BlockHash::fromHex("00000000000001c108384350f74090433e"
+                                    "7fcf79a606b8e797f065b130575932")},
+        {250000, BlockHash::fromHex("000000000000003887df1f29024b06fc22"
+                                    "00b55f8af8f35453d7be294df2d214")},
+        {279000, BlockHash::fromHex("0000000000000001ae8c72a0b0c301f67e"
+                                    "3afca10e819efa9041e458e9bd7e40")},
+        {295000, BlockHash::fromHex("00000000000000004d9b4ef50f0f9d686f"
+                                    "d69db2e03af35a100370c64632a983")},
+        // UAHF fork block.
+        {478558, BlockHash::fromHex("0000000000000000011865af4122fe3b14"
+                                    "4e2cbeea86142e8ff2fb4107352d43")},
+        // Nov, 13 DAA activation block.
+        {504031, BlockHash::fromHex("0000000000000000011ebf65b60d0a3de8"
+                                    "0b8175be709d653b4c1a1beeb6ab9c")},
+        // Monolith activation.
+        {530359, BlockHash::fromHex("0000000000000000011ada8bd08f46074f"
+                                    "44a8f155396f43e38acf9501c49103")},
+        // Magnetic anomaly activation.
+        {556767, BlockHash::fromHex("0000000000000000004626ff6e3b936941"
+                                    "d341c5932ece4357eeccac44e6d56c")},
+        // Great wall activation.
+        {582680, BlockHash::fromHex("000000000000000001b4b8e36aec7d4f96"
+                                    "71a47872cb9a74dc16ca398c7dcc18")},
+        // Graviton activation.
+        {609136, BlockHash::fromHex("000000000000000000b48bb207faac5ac6"
+                                    "55c313e41ac909322eaa694f5bc5b1")},
+        // Phonon activation.
+        {635259, BlockHash::fromHex("00000000000000000033dfef1fc2d6a5d5"
+                                    "520b078c55193a9bf498c5b27530f7")},
+    }};
+
+static CCheckpointData testNetCheckpointData = {
+    .mapCheckpoints = {
+        {546, BlockHash::fromHex("000000002a936ca763904c3c35fce2f3556c5"
+                                 "59c0214345d31b1bcebf76acb70")},
+        // UAHF fork block.
+        {1155875,
+         BlockHash::fromHex("00000000f17c850672894b9a75b63a1e72830bbd5f"
+                            "4c8889b5c1a80e7faef138")},
+        // Nov, 13. DAA activation block.
+        {1188697,
+         BlockHash::fromHex("0000000000170ed0918077bde7b4d36cc4c91be69f"
+                            "a09211f748240dabe047fb")},
+        // Great wall activation.
+        {1303885,
+         BlockHash::fromHex("00000000000000479138892ef0e4fa478ccc938fb9"
+                            "4df862ef5bde7e8dee23d3")},
+        // Graviton activation.
+        {1341712,
+         BlockHash::fromHex("00000000fffc44ea2e202bd905a9fbbb9491ef9e9d"
+                            "5a9eed4039079229afa35b")},
+        // Phonon activation.
+        {1378461,
+         BlockHash::fromHex("0000000099f5509b5f36b1926bcf82b21d936ebeade"
+                            "e811030dfbbb7fae915d7")},
+    }};
+
+static CCheckpointData regTestCheckpointData = {
+    .mapCheckpoints = {
+        {0, BlockHash::fromHex("0f9188f13cb7b2c71f2a335e3a4fc328bf5beb4"
+                               "36012afca590b1a11466e2206")},
+    }};
+
+const CCheckpointData &CheckpointData(const std::string &chain) {
+    if (chain == CBaseChainParams::MAIN) {
+        return mainNetCheckpointData;
+    }
+    if (chain == CBaseChainParams::TESTNET) {
+        return testNetCheckpointData;
+    }
+    if (chain == CBaseChainParams::REGTEST) {
+        return regTestCheckpointData;
+    }
+
+    throw std::runtime_error(
+        strprintf("%s: Unknown chain %s.", __func__, chain));
+}