diff --git a/bit-wallet/bit b/bit-wallet/bit
index 1beaac6..06930e3 100755
--- a/bit-wallet/bit
+++ b/bit-wallet/bit
@@ -12,6 +12,7 @@ program
   .command('balance', 'wallet balance')
   .command('send <address> <amount> <note>', 'send bitcoins')
   .command('sign <txpId>', 'sign a Transaction Proposal')
+  .command('reject <txpId>', 'reject a Transaction Proposal')
   .parse(process.argv);
 
 
diff --git a/bit-wallet/bit-reject b/bit-wallet/bit-reject
new file mode 100644
index 0000000..766f066
--- /dev/null
+++ b/bit-wallet/bit-reject
@@ -0,0 +1,52 @@
+#!/usr/bin/env node
+
+var _ = require('lodash');
+var program = require('commander');
+var ClientLib = require('../lib/clientlib.js');
+var common = require('./common');
+
+program
+  .version('0.0.1')
+  .option('-c,--config [file]', 'Wallet config filename')
+  .option('-v,--verbose', 'be verbose')
+  .usage('[options] <txpid>')
+  .parse(process.argv);
+
+var args = program.args;
+if (!args[0])
+  program.help();
+
+var txpid = args[0];
+
+var cli = new ClientLib({
+  filename: program.config
+});
+
+cli.txProposals({}, function(err, x) {
+  common.die(err);
+
+  if (program.verbose)
+    console.log('* Raw Server Response:\n', x); //TODO
+
+  var txps = _.filter(x, function(x) {
+    return _.endsWith(common.shortID(x.id), txpid);
+  });
+
+  if (!txps.length)
+    common.die('Could not find TX Proposal:' + txpid);
+
+  if (txps.length > 1)
+    common.die('More than one TX Proposals match:' + txpid + ' : ' + _.map(txps, function(x) {
+      return x.id;
+    }).join(' '));;
+
+  var txp = txps[0];
+  cli.reject(txp, function(err, x) {
+    common.die(err);
+
+    if (program.verbose)
+      console.log('* Raw Server Response:\n', x); //TODO
+
+    console.log('Transaction rejected.');
+  });
+});
diff --git a/bit-wallet/bit-sign b/bit-wallet/bit-sign
index bad5658..c284490 100755
--- a/bit-wallet/bit-sign
+++ b/bit-wallet/bit-sign
@@ -36,7 +36,7 @@ cli.txProposals({}, function(err, x) {
     common.die('Could not find TX Proposal:' + txpid);
 
   if (txps.length > 1)
-    common.die('More that one TX Proposals match:' + txpid + ' : ' + _.map(txps, function(x) {
+    common.die('More than one TX Proposals match:' + txpid + ' : ' + _.map(txps, function(x) {
       return x.id;
     }).join(' '));;
 
diff --git a/lib/clientlib.js b/lib/clientlib.js
index e5ba809..a9b7bc1 100644
--- a/lib/clientlib.js
+++ b/lib/clientlib.js
@@ -278,15 +278,6 @@ ClientLib.prototype.send = function(inArgs, cb) {
 
 };
 
-// TODO check change address
-ClientLib.prototype.sign = function(proposalId, cb) {
-
-};
-
-ClientLib.prototype.reject = function(proposalId, cb) {
-
-};
-
 // Get addresses
 ClientLib.prototype.addresses = function(cb) {
   var self = this;
@@ -439,7 +430,7 @@ ClientLib.prototype.sign = function(txp, cb) {
     signatures: signatures
   };
   var reqSignature = _signRequest(url, args, data.signingPrivKey);
-console.log('[clientlib.js.441:reqSignature:]',url, args, reqSignature); //TODO
+  console.log('[clientlib.js.441:reqSignature:]', url, args, reqSignature); //TODO
 
   request({
     headers: {
@@ -460,5 +451,33 @@ console.log('[clientlib.js.441:reqSignature:]',url, args, reqSignature); //TODO
   });
 };
 
+ClientLib.prototype.reject = function(txp, reason, cb) {
+  var self = this;
+  var data = this._loadAndCheck();
+
+  var url = '/v1/txproposals/' + txp.id + '/rejections/';
+  var args = {
+    reason: reason || '',
+  };
+  var reqSignature = _signRequest(url, args, data.signingPrivKey);
+
+  request({
+    headers: {
+      'x-identity': data.copayerId,
+      'x-signature': reqSignature,
+    },
+    method: 'post',
+    url: _getUrl(url),
+    body: args,
+    json: true,
+  }, function(err, res, body) {
+    if (err) return cb(err);
+    if (res.statusCode != 200) {
+      _parseError(body);
+      return cb('Request error');
+    }
+    return cb(null, body);
+  });
+};
 
 module.exports = ClientLib;
diff --git a/lib/server.js b/lib/server.js
index 02558b2..d186758 100644
--- a/lib/server.js
+++ b/lib/server.js
@@ -584,7 +584,6 @@ CopayServer.prototype.removePendingTx = function(opts, cb) {
 
 CopayServer.prototype._broadcastTx = function(txp, cb) {
   var raw = txp.getRawTx();
-console.log('[server.js.586:raw:]',raw); //TODO
   var bc = this._getBlockExplorer('insight', txp.getNetworkName());
   bc.broadcast(raw, function(err, txid) {
     return cb(err, txid);