If a person is unsure whether their zakat calculation is accurate due to the complexity of their financial situation, they can follow these steps to ensure their obligation is fulfilled correctly:

1. Educate Yourself on Zakat Basics: Start by reviewing the basics of zakat, especially on assets that are zakat-eligible (e.g., cash, investments, business inventory, gold and silver, and receivable debts). Familiarize yourself with reliable resources, including books, Islamic websites, and online calculators, to understand general principles.

2. Consult with a Knowledgeable Scholar or Zakat Specialist: For complex financial situations, seek advice from an Islamic scholar or a certified zakat consultant who is familiar with contemporary finance. These experts can provide guidance on complex assets like investments, retirement accounts, real estate, and business assets. Many scholars also offer consultations through Islamic centers, charities, or online platforms.

3. Use Professional Zakat Calculation Services: Several Islamic financial institutions and zakat organizations offer zakat calculation services