Tax & Regulatory Compliance
Overview
Tax compliance in Spain requires a disciplined and proactive approach. S360 Spain supports clients across all areas of taxation, including corporate tax, VAT, and withholding obligations. We ensure that all filings are accurate, timely, and fully aligned with regulatory requirements.
Our teams provide ongoing advisory support, helping clients interpret legislation, manage tax risk, and anticipate regulatory developments. We also represent clients before tax authorities, ensuring that communications are structured, documented, and defensible.
S360 Spain delivers tax & regulatory compliance through a disciplined, independent approach aligned with Spanish regulations, EU directives, and international standards. Our methodology ensures accuracy, transparency, and decision-ready outputs for stakeholders.
Serious about financial clarity?
Connect with S360 to establish structured oversight, stronger governance, and informed financial direction.
What We Offer
Corporate tax, VAT compliance, withholding tax, regulatory reporting, tax representation, and risk mitigation aligned with Spanish and EU regulations.

Corporate Tax Compliance
Accurate tax calculation, return preparation, and filing in line with Spanish corporate tax regulations.

VAT Advisory & Filing
Compliance support covering VAT calculations, reporting, and submission requirements under Spanish and EU frameworks.

Withholding Tax Compliance
Structured support for cross border payments and withholding obligations in accordance with Spanish tax laws.

Regulatory Reporting Support
Preparation and submission of required financial and tax disclosures to Spanish regulatory authorities.

Tax Objection Representation
Preparation and submission of formal tax objections and representation before Spanish tax authorities with structured technical defense.

Tax Risk Mitigation Strategy
Proactive assessment of tax exposure areas and implementation of internal tax control measures aligned with Spanish compliance standards.
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Industries we serve
We support organizations across Spain’s key economic sectors, delivering integrated financial, regulatory, and advisory services aligned with Spanish standards and global best practices.
Family Owned & Private Groups
Financial structuring, tax planning, and strategic advisory to support sustainable growth and succession planning.
Construction & Real Estate
Project cost control, contract review, revenue recognition, and feasibility advisory for complex developments.
Energy, Oil & Gas
Audit, compliance, and performance oversight for capital-intensive operations and joint venture structures.
Industrial & Manufacturing
Operational audits, cost analysis, ERP enablement, and financial optimization across production environments.
Financial Institutions
Regulatory reporting, valuation, forensic review, and risk management support for financial entities.
Healthcare & Life Sciences
Compliance, financial reporting, and performance advisory for regulated healthcare providers and operators.
Technology & Telecommunications
Governance, tax compliance, financial modeling, and growth advisory for digital and infrastructure-driven businesses.
Retail & Consumer Markets
Inventory control, VAT compliance, financial reporting, and expansion advisory for retail operations.
Government & Public Sector
Independent assurance, financial oversight, and compliance advisory aligned with national regulatory frameworks.
Logistics & Supply Chain
Cost optimization, tax compliance, and financial structuring for distribution and infrastructure networks.
Service-Based Enterprises
Accounting system implementation, tax compliance, and financial performance advisory for service organizations.
Education & Training Institutions
Audit, compliance, and financial advisory for private schools, universities, and training providers.

