diff --git a/src/Enum/BucketAllocationType.php b/src/Enum/BucketAllocationType.php
new file mode 100644
index 0000000..59ee44e
--- /dev/null
+++ b/src/Enum/BucketAllocationType.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace App\Enum;
+
+enum BucketAllocationType: string
+{
+    case FIXED_LIMIT = 'fixed_limit';
+    case PERCENTAGE = 'percentage';
+    case UNLIMITED = 'unlimited';
+}
diff --git a/src/Enum/BucketType.php b/src/Enum/BucketType.php
new file mode 100644
index 0000000..3337f15
--- /dev/null
+++ b/src/Enum/BucketType.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Enum;
+
+enum BucketType: string
+{
+    case NEED = 'need';
+    case WANT = 'want';
+    case OVERFLOW = 'overflow';
+
+    /**
+     * @return list<BucketAllocationType>
+     */
+    public function getAllowedAllocationTypes(): array
+    {
+        return match ($this) {
+            self::NEED, self::WANT => [
+                BucketAllocationType::FIXED_LIMIT,
+                BucketAllocationType::PERCENTAGE,
+            ],
+            self::OVERFLOW => [
+                BucketAllocationType::UNLIMITED,
+            ],
+        };
+    }
+}
diff --git a/src/Enum/DistributionMode.php b/src/Enum/DistributionMode.php
new file mode 100644
index 0000000..b418f7e
--- /dev/null
+++ b/src/Enum/DistributionMode.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace App\Enum;
+
+enum DistributionMode: string
+{
+    case EVEN = 'even';
+    case PRIORITY = 'priority';
+}
diff --git a/src/Enum/StreamFrequency.php b/src/Enum/StreamFrequency.php
new file mode 100644
index 0000000..8640983
--- /dev/null
+++ b/src/Enum/StreamFrequency.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Enum;
+
+enum StreamFrequency: string
+{
+    case ONCE = 'once';
+    case DAILY = 'daily';
+    case WEEKLY = 'weekly';
+    case BIWEEKLY = 'biweekly';
+    case MONTHLY = 'monthly';
+    case QUARTERLY = 'quarterly';
+    case YEARLY = 'yearly';
+}
diff --git a/src/Enum/StreamType.php b/src/Enum/StreamType.php
new file mode 100644
index 0000000..2110ae4
--- /dev/null
+++ b/src/Enum/StreamType.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace App\Enum;
+
+enum StreamType: string
+{
+    case INCOME = 'income';
+    case EXPENSE = 'expense';
+}
diff --git a/tests/Enum/BucketTypeTest.php b/tests/Enum/BucketTypeTest.php
new file mode 100644
index 0000000..27c4946
--- /dev/null
+++ b/tests/Enum/BucketTypeTest.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Tests\Enum;
+
+use App\Enum\BucketAllocationType;
+use App\Enum\BucketType;
+use PHPUnit\Framework\TestCase;
+
+final class BucketTypeTest extends TestCase
+{
+    public function testBucketTypeCasesAndAllowedAllocationTypes(): void
+    {
+        $this->assertSame('need', BucketType::NEED->value);
+        $this->assertSame('want', BucketType::WANT->value);
+        $this->assertSame('overflow', BucketType::OVERFLOW->value);
+
+        $this->assertSame(
+            [BucketAllocationType::FIXED_LIMIT, BucketAllocationType::PERCENTAGE],
+            BucketType::NEED->getAllowedAllocationTypes(),
+        );
+
+        $this->assertSame(
+            [BucketAllocationType::FIXED_LIMIT, BucketAllocationType::PERCENTAGE],
+            BucketType::WANT->getAllowedAllocationTypes(),
+        );
+
+        $this->assertSame(
+            [BucketAllocationType::UNLIMITED],
+            BucketType::OVERFLOW->getAllowedAllocationTypes(),
+        );
+    }
+}
diff --git a/tests/Enum/RemainingEnumsTest.php b/tests/Enum/RemainingEnumsTest.php
new file mode 100644
index 0000000..4dbcfa5
--- /dev/null
+++ b/tests/Enum/RemainingEnumsTest.php
@@ -0,0 +1,36 @@
+<?php
+
+namespace App\Tests\Enum;
+
+use App\Enum\BucketAllocationType;
+use App\Enum\DistributionMode;
+use App\Enum\StreamFrequency;
+use App\Enum\StreamType;
+use PHPUnit\Framework\TestCase;
+
+final class RemainingEnumsTest extends TestCase
+{
+    public function testRemainingEnumsExposeExpectedCases(): void
+    {
+        $this->assertSame('once', StreamFrequency::ONCE->value);
+        $this->assertSame('daily', StreamFrequency::DAILY->value);
+        $this->assertSame('weekly', StreamFrequency::WEEKLY->value);
+        $this->assertSame('biweekly', StreamFrequency::BIWEEKLY->value);
+        $this->assertSame('monthly', StreamFrequency::MONTHLY->value);
+        $this->assertSame('quarterly', StreamFrequency::QUARTERLY->value);
+        $this->assertSame('yearly', StreamFrequency::YEARLY->value);
+
+        $this->assertSame('income', StreamType::INCOME->value);
+        $this->assertSame('expense', StreamType::EXPENSE->value);
+
+        $this->assertSame('even', DistributionMode::EVEN->value);
+        $this->assertSame('priority', DistributionMode::PRIORITY->value);
+    }
+
+    public function testBucketAllocationTypeBackingValues(): void
+    {
+        $this->assertSame('fixed_limit', BucketAllocationType::FIXED_LIMIT->value);
+        $this->assertSame('percentage', BucketAllocationType::PERCENTAGE->value);
+        $this->assertSame('unlimited', BucketAllocationType::UNLIMITED->value);
+    }
+}