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2026 Edition
General corporate tax
Tier 3
42 firms ranked
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Tier 1

Baker McKenzie
6 practice areas
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Cuatrecasas
6 practice areas
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Deloitte Legal
7 practice areas
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EY
7 practice areas
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Garrigues
6 practice areas
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Gómez-Acebo & Pombo
5 practice areas
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KPMG
7 practice areas
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Pérez-Llorca
5 practice areas
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Uría Menéndez
6 practice areas
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Tier 2

A&O Shearman
5 practice areas
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Ashurst Perkins Coie
5 practice areas
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Baker Tilly
5 practice areas
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Bird & Bird
5 practice areas
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Clifford Chance
6 practice areas
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DLA Piper
6 practice areas
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Dentons
5 practice areas
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Linklaters
5 practice areas
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PwC
7 practice areas
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Simmons & Simmons
5 practice areas
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Tier 3

AGM Abogados
4 practice areas
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ARCO Abogados y Asesores Tributarios (WTS)
6 practice areas
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Andersen
6 practice areas
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CMS
6 practice areas
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Chevez Ruiz Zamarripa
3 practice areas
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Fieldfisher
5 practice areas
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Freshfields
6 practice areas
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Hogan Lovells Cadwalader
5 practice areas
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Plana Ventura Garcés
5 practice areas
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Toda & Nel-lo
5 practice areas
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Tier 4

Alfonsea
6 practice areas
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Bové Montero y Asociados
3 practice areas
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Latham & Watkins
5 practice areas
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López-Ibor
6 practice areas
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Osborne Clarke
3 practice areas
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Ramón & Cajal Abogados
2 practice areas
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RocaJunyent
6 practice areas
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Zadal Abogados y Asesores Tributarios
4 practice areas
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Other notable

Ayuela Jiménez Abogados
2 practice areas
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Cases & Lacambra
4 practice areas
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Laguard Advocats
3 practice areas
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Rousaud Costas Duran
5 practice areas
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Tribeca Abogados
3 practice areas
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Indirect tax
Tier 3
22 firms ranked
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Tier 1

Baker McKenzie
6 practice areas
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Cuatrecasas
6 practice areas
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Deloitte Legal
7 practice areas
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EY
7 practice areas
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Garrigues
6 practice areas
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KPMG
7 practice areas
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PwC
7 practice areas
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Tier 2

Ashurst Perkins Coie
5 practice areas
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Baker Tilly
5 practice areas
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CMS
6 practice areas
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Gómez-Acebo & Pombo
5 practice areas
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Pérez-Llorca
5 practice areas
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Uría Menéndez
6 practice areas
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Tier 3

ARCO Abogados y Asesores Tributarios (WTS)
6 practice areas
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Andersen
6 practice areas
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Bird & Bird
5 practice areas
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DLA Piper
6 practice areas
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Dentons
5 practice areas
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Fieldfisher
5 practice areas
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Plana Ventura Garcés
5 practice areas
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Spanish VAT Services Asesores
5 practice areas
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Toda & Nel-lo
5 practice areas
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Tax controversy
Tier 2
25 firms ranked
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Tier 1

Ashurst Perkins Coie
5 practice areas
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Baker McKenzie
6 practice areas
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Cuatrecasas
6 practice areas
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EY
7 practice areas
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Garrigues
6 practice areas
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KPMG
7 practice areas
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Pérez-Llorca
5 practice areas
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Uría Menéndez
6 practice areas
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Tier 2

ARCO Abogados y Asesores Tributarios (WTS)
6 practice areas
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Fieldfisher
5 practice areas
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Gómez-Acebo & Pombo
5 practice areas
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RocaJunyent
6 practice areas
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Zadal Abogados y Asesores Tributarios
4 practice areas
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Tier 3

Alfonsea
6 practice areas
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Andersen
6 practice areas
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CMS
6 practice areas
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Cases & Lacambra
4 practice areas
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Clifford Chance
6 practice areas
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DLA Piper
6 practice areas
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Dentons
5 practice areas
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Freshfields
6 practice areas
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López-Ibor
6 practice areas
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Plana Ventura Garcés
5 practice areas
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Simmons & Simmons
5 practice areas
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Toda & Nel-lo
5 practice areas
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Transactional tax
Tier 2
36 firms ranked
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Tier 1

A&O Shearman
5 practice areas
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Ashurst Perkins Coie
5 practice areas
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Baker McKenzie
6 practice areas
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Clifford Chance
6 practice areas
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Cuatrecasas
6 practice areas
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Deloitte Legal
7 practice areas
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EY
7 practice areas
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Garrigues
6 practice areas
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Gómez-Acebo & Pombo
5 practice areas
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KPMG
7 practice areas
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Pérez-Llorca
5 practice areas
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Uría Menéndez
6 practice areas
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Tier 2

Andersen
6 practice areas
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CMS
6 practice areas
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DLA Piper
6 practice areas
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Dentons
5 practice areas
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Fieldfisher
5 practice areas
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Linklaters
5 practice areas
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PwC
7 practice areas
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Simmons & Simmons
5 practice areas
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Tier 3

AGM Abogados
4 practice areas
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ARCO Abogados y Asesores Tributarios (WTS)
6 practice areas
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Alfonsea
6 practice areas
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B LAW AND TAX
1 practice area
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Baker Tilly
5 practice areas
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Bird & Bird
5 practice areas
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Cases & Lacambra
4 practice areas
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Chevez Ruiz Zamarripa
3 practice areas
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Freshfields
6 practice areas
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Latham & Watkins
5 practice areas
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López-Ibor
6 practice areas
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Plana Ventura Garcés
5 practice areas
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Toda & Nel-lo
5 practice areas
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Zadal Abogados y Asesores Tributarios
4 practice areas
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Other notable

Osborne Clarke
3 practice areas
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Tribeca Abogados
3 practice areas
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Linked Reviews
Tax

FIeldfisher is renowned for advisory work in tax inspection and tax-related litigation. The practice recurrently defends taxpayers’ interests against the Treasury Inspectorate and structuring for both domestic and foreign multinationals. The team is led by partner Juan Osuna.

The firm provided VAT counsel on real estate property transactions and prepared strategic defence for multiple disputes before the courts.

Client feedback

“Full knowledge of local and national regulations. Creativity in finding the best and most efficient alternative.”

1 results1 results
Sara Morgan is due to join Joseph Hage Aaronson & Bremen as a partner in London, ITR understands
Tax controversy specialist Matthew Sharp’s switch to Brown Rudnick follows hot on the heels of US counterpart Skadden’s appointment of a new London tax disputes head
Wopke Hoekstra takes tax hotseat in new EU Commission; in other news, Latham boosts energy tax expertise and Fieldfisher expands Spanish tax practice
Spanish firm welcomes new partner to its office in the capital
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