Preparation and Filing of Tax Returns: This includes the necessary federal, state, and possibly local tax returns. Supporting Documentation: Organization and submission of all supporting documentation required for the tax returns. Tax Calculations: Detailed calculations of tax liabilities or refunds. Compliance Advice: Guidance to ensure compliance with tax laws and regulations. Representation: Assistance in case of audits or communications with tax authorities. Planning and Consultation: Strategies for tax planning and advice for future tax periods.