The role Clifford Chance US LLP is seeking a full-time U.S. Tax Accountant with experience in state tax to join our dynamic tax team. This role is an integral part of our U.S. Tax Group, with primary responsibilities including the preparation of federal, state, and other income tax compliance filings. The position also involves supporting our UK entity with U.S. tax reporting and compliance requirements. In addition to compliance work, this role offers the opportunity to contribute to broader tax strategy and planning initiatives across the region. We are looking for a detail-oriented and collaborative professional who is eager to grow within a global legal environment. This position is based in our New York office and will report to the Head of Tax, Americas. Key responsibilities Evaluate U.S. and UK tax implications related to work-from-home (WFH) arrangements and partner/employee relocations to states where the Firm does not currently have a taxable presence. Advise on and outline the necessary steps and tax filings required for establishing a physical or taxable presence in new U.S. states, as business needs evolve. Analyze and interpret financial data to assess multistate tax exposure and ensure accurate application of state-specific tax rules. Prepare and maintain detailed state tax workpapers, and review state income and franchise tax returns prepared by external advisors to ensure accuracy and completeness. Manage state-level tax processes, including estimated payments, refunds, and reconciliations, with a particular focus on Pass-Through Entity Tax (PTET) obligations. Review vendor-submitted IRS Forms W-8 prior to payment processing and assist with maintaining proper documentation for compliance and audit readiness. Support the UK office with U.S. tax reporting requirements, including preparation and review of Forms 1065, 1042, and W-8 series forms. Monitor vendor payments for potential U.S. sales and use tax obligations and ensure compliance with applicable rules. Serve as a key point of contact for external tax preparers, coordinating Firm tax filings, managing deliverables, and facilitating technical research as needed. Conduct in-depth research and maintain up-to-date knowledge of state and local tax regulations, legislative developments, and industry trends to proactively advise on risk and compliance matters.