diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp
--- a/src/rpc/mining.cpp
+++ b/src/rpc/mining.cpp
@@ -798,16 +798,6 @@
             HelpExampleCli("estimatefee", "6"));
     }
 
-    if (!IsDeprecatedRPCEnabled(gArgs, "estimatefee")) {
-        throw JSONRPCError(
-            RPC_METHOD_DEPRECATED,
-            "estimatefee is deprecated and will be fully removed in v0.17. "
-            "To use estimatefee in v0.16, restart bitcoind with "
-            "-deprecatedrpc=estimatefee.\n"
-            "Projects should transition to using estimatesmartfee before "
-            "upgrading to v0.17");
-    }
-
     RPCTypeCheck(request.params, {UniValue::VNUM});
 
     int nBlocks = request.params[0].get_int();
diff --git a/test/functional/deprecated_rpc.py b/test/functional/deprecated_rpc.py
deleted file mode 100755
--- a/test/functional/deprecated_rpc.py
+++ /dev/null
@@ -1,26 +0,0 @@
-#!/usr/bin/env python3
-# Copyright (c) 2017 The Bitcoin Core developers
-# Distributed under the MIT software license, see the accompanying
-# file COPYING or http://www.opensource.org/licenses/mit-license.php.
-"""Test deprecation of RPC calls."""
-from test_framework.test_framework import BitcoinTestFramework
-from test_framework.util import assert_raises_rpc_error
-
-
-class DeprecatedRpcTest(BitcoinTestFramework):
-    def set_test_params(self):
-        self.num_nodes = 2
-        self.setup_clean_chain = True
-        self.extra_args = [[], ["-deprecatedrpc=estimatefee"]]
-
-    def run_test(self):
-        self.log.info("estimatefee: Shows deprecated message")
-        assert_raises_rpc_error(-32, 'estimatefee is deprecated',
-                                self.nodes[0].estimatefee, 1)
-
-        self.log.info("Using -deprecatedrpc=estimatefee bypasses the error")
-        self.nodes[1].estimatefee(1)
-
-
-if __name__ == '__main__':
-    DeprecatedRpcTest().main()