diff --git a/client/cmd/split_test.go b/client/cmd/split_test.go
new file mode 100644
index 0000000..ff03241
--- /dev/null
+++ b/client/cmd/split_test.go
@@ -0,0 +1,232 @@
+package cmd_test
+
+import (
+	"encoding/hex"
+	"math/big"
+	"reflect"
+	"strings"
+	"testing"
+
+	"github.com/shopspring/decimal"
+	"source.quilibrium.com/quilibrium/monorepo/client/cmd"
+)
+
+func TestSplit(t *testing.T) {
+	tests := []struct {
+		name        string
+		args        []string
+		totalAmount string
+		amounts     [][]byte
+		payload     []byte
+		expectError bool
+	}{
+		{
+			name:        "Valid split - specified amounts",
+			args:        []string{"0x1234", "0.5", "0.25", "0.25"},
+			totalAmount: "1.0",
+			amounts: [][]byte{
+				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 238, 107, 40, 0},
+				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 119, 53, 148, 0},
+				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 119, 53, 148, 0},
+			},
+			payload: []byte{
+				115, 112, 108, 105, 116,
+				18, 52,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 238, 107, 40, 0,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 119, 53, 148, 0,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 119, 53, 148, 0,
+			},
+			expectError: false,
+		},
+		{
+			name:        "Invalid split - amounts do not sum to the total amount of the coin",
+			args:        []string{"0x1234", "0.5", "0.25"},
+			totalAmount: "1.0",
+			amounts:     [][]byte{},
+			payload:     []byte{},
+			expectError: true,
+		},
+		{
+			name:        "Invalid split - amounts exceed total amount of the coin",
+			args:        []string{"0x1234", "0.5", "1"},
+			totalAmount: "1.0",
+			amounts:     [][]byte{},
+			payload:     []byte{},
+			expectError: true,
+		},
+	}
+
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			payload := []byte("split")
+			coinaddrHex, _ := strings.CutPrefix(tc.args[0], "0x")
+			coinaddr, err := hex.DecodeString(coinaddrHex)
+			if err != nil {
+				panic(err)
+			}
+			payload = append(payload, coinaddr...)
+
+			conversionFactor, _ := new(big.Int).SetString("1DCD65000", 16)
+			totalAmount, _ := decimal.NewFromString(tc.totalAmount)
+			totalAmount = totalAmount.Mul(decimal.NewFromBigInt(conversionFactor, 0))
+
+			amounts := [][]byte{}
+
+			if tc.expectError {
+				_, _, err = cmd.Split(tc.args[1:], amounts, payload, totalAmount.BigInt())
+				if err == nil {
+					t.Errorf("want error for invalid split, got nil")
+				}
+			} else {
+				amounts, payload, err = cmd.Split(tc.args[1:], amounts, payload, totalAmount.BigInt())
+				if err != nil {
+					t.Fatalf("unexpected error: %v", err)
+				}
+				if !reflect.DeepEqual(tc.amounts, amounts) {
+					t.Errorf("expected amounts: %v, got: %v", tc.amounts, amounts)
+				}
+				if !reflect.DeepEqual(tc.payload, payload) {
+					t.Errorf("expected payloads: %v, got: %v", tc.payload, payload)
+				}
+			}
+		})
+	}
+}
+
+func TestSplitParts(t *testing.T) {
+	tests := []struct {
+		name        string
+		args        []string
+		parts       int
+		totalAmount string
+		amounts     [][]byte
+		payload     []byte
+	}{
+		{
+			name:        "Valid split - into parts",
+			args:        []string{"0x1234"},
+			parts:       3,
+			totalAmount: "1.0",
+			amounts: [][]byte{
+				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 158, 242, 26, 170},
+				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 158, 242, 26, 170},
+				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 158, 242, 26, 170},
+				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2},
+			},
+			payload: []byte{
+				115, 112, 108, 105, 116,
+				18, 52,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 158, 242, 26, 170,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 158, 242, 26, 170,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 158, 242, 26, 170,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2,
+			},
+		},
+	}
+
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			payload := []byte("split")
+			coinaddrHex, _ := strings.CutPrefix(tc.args[0], "0x")
+			coinaddr, err := hex.DecodeString(coinaddrHex)
+			if err != nil {
+				panic(err)
+			}
+			payload = append(payload, coinaddr...)
+
+			conversionFactor, _ := new(big.Int).SetString("1DCD65000", 16)
+			totalAmount, _ := decimal.NewFromString(tc.totalAmount)
+			totalAmount = totalAmount.Mul(decimal.NewFromBigInt(conversionFactor, 0))
+
+			amounts := [][]byte{}
+
+			amounts, payload = cmd.SplitIntoParts(amounts, payload, totalAmount.BigInt(), tc.parts)
+			if !reflect.DeepEqual(tc.amounts, amounts) {
+				t.Errorf("expected amounts: %v, got: %v", tc.amounts, amounts)
+			}
+			if !reflect.DeepEqual(tc.payload, payload) {
+				t.Errorf("expected payloads: %v, got: %v", tc.payload, payload)
+			}
+		})
+	}
+}
+
+func TestSplitIntoPartsAmount(t *testing.T) {
+	tests := []struct {
+		name        string
+		args        []string
+		parts       int
+		partAmount  string
+		totalAmount string
+		amounts     [][]byte
+		payload     []byte
+		expectError bool
+	}{
+		{
+			name:        "Valid split - into parts of specified amount",
+			args:        []string{"0x1234"},
+			parts:       2,
+			partAmount:  "0.35",
+			totalAmount: "1.0",
+			amounts: [][]byte{
+				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 166, 228, 156, 0},
+				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 166, 228, 156, 0},
+				{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 143, 13, 24, 0},
+			},
+			payload: []byte{
+				115, 112, 108, 105, 116,
+				18, 52,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 166, 228, 156, 0,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 166, 228, 156, 0,
+				0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 143, 13, 24, 0,
+			},
+			expectError: false,
+		},
+		{
+			name:        "Invalid split - amounts exceed total amount of the coin",
+			args:        []string{"0x1234"},
+			parts:       3,
+			partAmount:  "0.5",
+			totalAmount: "1.0",
+			amounts:     [][]byte{},
+			payload:     []byte{},
+			expectError: true,
+		},
+	}
+
+	for _, tc := range tests {
+		t.Run(tc.name, func(t *testing.T) {
+			payload := []byte("split")
+			coinaddrHex, _ := strings.CutPrefix(tc.args[0], "0x")
+			coinaddr, err := hex.DecodeString(coinaddrHex)
+			if err != nil {
+				panic(err)
+			}
+			payload = append(payload, coinaddr...)
+
+			conversionFactor, _ := new(big.Int).SetString("1DCD65000", 16)
+			totalAmount, _ := decimal.NewFromString(tc.totalAmount)
+			totalAmount = totalAmount.Mul(decimal.NewFromBigInt(conversionFactor, 0))
+
+			amounts := [][]byte{}
+
+			if tc.expectError {
+				_, _, err = cmd.SplitIntoPartsAmount(amounts, payload, totalAmount.BigInt(), tc.parts, tc.partAmount)
+				if err == nil {
+					t.Errorf("want error for invalid split, got nil")
+				}
+			} else {
+				amounts, payload, err = cmd.SplitIntoPartsAmount(amounts, payload, totalAmount.BigInt(), tc.parts, tc.partAmount)
+				if err != nil {
+					t.Fatalf("unexpected error: %v", err)
+				}
+				if !reflect.DeepEqual(tc.amounts, amounts) {
+					t.Errorf("expected amounts: %v, got: %v", tc.amounts, amounts)
+				}
+				if !reflect.DeepEqual(tc.payload, payload) {
+					t.Errorf("expected payloads: %v, got: %v", tc.payload, payload)
+				}
+			}
+		})
+	}
+}