diff --git a/src/Makefile.am b/src/Makefile.am
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -139,10 +139,13 @@
   random.h \
   reverselock.h \
   rpc/blockchain.h \
+  rpc/command.h \
+  rpc/commandname.h \
   rpc/client.h \
   rpc/jsonrpcrequest.h \
   rpc/mining.h \
   rpc/misc.h \
+  rpc/parameter.h \
   rpc/protocol.h \
   rpc/server.h \
   rpc/tojson.h \
diff --git a/src/rpc/command.h b/src/rpc/command.h
new file mode 100644
--- /dev/null
+++ b/src/rpc/command.h
@@ -0,0 +1,41 @@
+// Copyright (c) 2018 The Bitcoin developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_RPC_COMMAND_H
+#define BITCOIN_RPC_COMMAND_H
+
+#include "rpc/commandname.h"
+#include "rpc/jsonrpcrequest.h"
+#include "rpc/parameter.h"
+
+#include <boost/noncopyable.hpp>
+
+#include <string>
+
+#include <univalue.h>
+
+/**
+ * Abstract class to define RPC commands.
+ */
+class RPCCommand : public boost::noncopyable {
+public:
+    RPCCommandName name;
+    std::vector<RPCParameter *> params;
+
+    RPCCommand(const RPCCommandName &nameIn,
+               const std::vector<RPCParameter *> &paramsIn)
+        : name(nameIn), params(paramsIn) {}
+
+    RPCCommandName GetName() const { return name; }
+
+    std::vector<RPCParameter *> GetParameters() const { return params; }
+
+    /**
+     * Execute() defines the behavior of the command and must be defined for
+     * all commands.
+     */
+    virtual UniValue Execute(const JSONRPCRequest &jsonRequest) const = 0;
+};
+
+#endif // BITCOIN_RPC_COMMAND_H
diff --git a/src/rpc/commandname.h b/src/rpc/commandname.h
new file mode 100644
--- /dev/null
+++ b/src/rpc/commandname.h
@@ -0,0 +1,22 @@
+// Copyright (c) 2018 The Bitcoin developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_RPC_COMMAND_NAME_H
+#define BITCOIN_RPC_COMMAND_NAME_H
+
+#include <string>
+
+#include <univalue.h>
+
+class RPCCommandName {
+private:
+    std::string name;
+
+public:
+    RPCCommandName(std::string nameIn) : name(nameIn){};
+
+    std::string GetName() const { return name; }
+};
+
+#endif // BITCOIN_RPC_COMMAND_NAME_H
diff --git a/src/rpc/parameter.h b/src/rpc/parameter.h
new file mode 100644
--- /dev/null
+++ b/src/rpc/parameter.h
@@ -0,0 +1,36 @@
+// Copyright (c) 2018 The Bitcoin developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_RPC_PARAMETER_H
+#define BITCOIN_RPC_PARAMETER_H
+
+#include <string>
+
+#include <univalue.h>
+
+/**
+ * Abstract class to define RPC parameters.
+ * Any class derived from RPCParameter may be used by multiple RPCCommands.
+ */
+class RPCParameter {
+private:
+    std::string name;
+    std::string description;
+
+public:
+    RPCParameter(std::string name, std::string description);
+
+    std::string GetName() const { return name; }
+
+    std::string GetDescription() const { return description; }
+
+    /**
+     * Validate()'s input for this parameter. For example, this function
+     * could be defined to only accept a certain range for integer values.
+     * Validate() should return true if the input is valid, false otherwise.
+     */
+    virtual bool Validate(UniValue input) const = 0;
+};
+
+#endif // BITCOIN_RPC_PARAMETER_H