VAT: registration, deregistration, return filing, input/output tax review, voluntary disclosures, refund support, and FTA correspondence. Corporate Tax: registration, impact assessment, tax file setup, return preparation, small business relief review, transfer pricing basics, deductible expense review, and deadline management. Compliance, audit and e-invoicing: bookkeeping controls, monthly closes, audit schedules, financial statements, document retention, e-invoicing readiness, Peppol-style process mapping, and internal compliance calendars.