diff --git a/packages/taco/test/conditions/lingo.test.ts b/packages/taco/test/conditions/lingo.test.ts
new file mode 100644
index 00000000..bf3c3771
--- /dev/null
+++ b/packages/taco/test/conditions/lingo.test.ts
@@ -0,0 +1,122 @@
+import { TEST_CHAIN_ID } from '@nucypher/test-utils';
+import { describe, expect, it } from 'vitest';
+
+import { ConditionExpression } from '../../src/conditions/condition-expr';
+
+describe('check that valid lingo in python is valid in typescript', () => {
+  const timeConditionProps = {
+    conditionType: 'time',
+    method: 'blocktime',
+    chain: TEST_CHAIN_ID,
+    returnValueTest: { value: 0, comparator: '>' },
+  };
+
+  const contractConditionProps = {
+    conditionType: 'contract',
+    chain: TEST_CHAIN_ID,
+    method: 'isPolicyActive',
+    parameters: [':hrac'],
+    contractAddress: '0xA1bd3630a13D54EDF7320412B5C9F289230D260d',
+    functionAbi: {
+      type: 'function',
+      name: 'isPolicyActive',
+      stateMutability: 'view',
+      inputs: [
+        {
+          name: '_policyID',
+          type: 'bytes16',
+          internalType: 'bytes16',
+        },
+      ],
+      outputs: [{ name: '', type: 'bool', internalType: 'bool' }],
+    },
+    returnValueTest: {
+      comparator: '==',
+      value: true,
+    },
+  };
+  const rpcConditionProps = {
+    conditionType: 'rpc',
+    chain: TEST_CHAIN_ID,
+    method: 'eth_getBalance',
+    parameters: ['0x3d2Bed3259b165EB02A7F0D0753e7a01912A68f8', 'latest'],
+    returnValueTest: {
+      comparator: '>=',
+      value: 10000000000000,
+    },
+  };
+  const jsonApiConditionProps = {
+    conditionType: 'json-api',
+    endpoint: 'https://api.example.com/data',
+    query: '$.store.book[0].price',
+    parameters: {
+      ids: 'ethereum',
+      vs_currencies: 'usd',
+    },
+    returnValueTest: {
+      comparator: '==',
+      value: 2,
+    },
+  };
+  const sequentialConditionProps = {
+    conditionType: 'sequential',
+    conditionVariables: [
+      {
+        varName: 'timeValue',
+        condition: timeConditionProps,
+      },
+      {
+        varName: 'rpcValue',
+        condition: rpcConditionProps,
+      },
+      {
+        varName: 'contractValue',
+        condition: contractConditionProps,
+      },
+      {
+        varName: 'jsonValue',
+        condition: jsonApiConditionProps,
+      },
+    ],
+  };
+  const ifThenElseConditionProps = {
+    conditionType: 'if-then-else',
+    ifCondition: rpcConditionProps,
+    thenCondition: jsonApiConditionProps,
+    elseCondition: timeConditionProps,
+  };
+
+  const compoundConditionProps = {
+    conditionType: 'compound',
+    operator: 'and',
+    operands: [
+      contractConditionProps,
+      ifThenElseConditionProps,
+      sequentialConditionProps,
+      rpcConditionProps,
+      {
+        conditionType: 'compound',
+        operator: 'not',
+        operands: [timeConditionProps],
+      },
+    ],
+  };
+
+  it.each([
+    rpcConditionProps,
+    timeConditionProps,
+    contractConditionProps,
+    jsonApiConditionProps,
+    compoundConditionProps,
+    sequentialConditionProps,
+    ifThenElseConditionProps,
+  ])('parsing of all condition types', (conditionProps) => {
+    const conditionExprJSON = {
+      version: ConditionExpression.version,
+      condition: conditionProps,
+    };
+    const conditionExpr = ConditionExpression.fromObj(conditionExprJSON);
+    expect(conditionExpr.toObj()).toBeDefined();
+    expect(conditionExpr.condition.toObj()).toEqual(conditionProps);
+  });
+});