Dublin Port Company DPC intends to engage in a competitive process for the establishment of a Single Party Framework Agreement for the provision of tax compliance, advisory and related services. The Framework Agreement will be for an initial three 3 year period with an option to extend the Agreement for up to five 5 additional twelve 12 month periods, to a maximum of eight 8 years, subject to service delivery performance, continued business need, strategic alignment, market conditions and budget availability. The successful Tenderer will support DPC across all principal taxation matters, including corporation tax compliance, tax reporting, statutory filings, iXBRL submissions, capital allowance reviews and related Revenue obligations. The Framework Agreement will also provide access to specialist taxation expertise in areas such as VAT, employment taxes, RCT, PSWT, Revenue interventions, capital projects, property and infrastructure transactions, together with advice on legislative developments, Revenue rulings and emerging taxation issues. The successful Tenderer will be expected to work closely with DPC to provide practical, commercially focused guidance, training and support across the organisation. To promote responsible and sustainable supply chain www.dublinport.ie practices in line with industry best practice, DPC has partnered with Achilles, a leading global provider of supply chain risk management services. Achilles Supply Line has operated in Ireland for over 25 years and will be used as a qualification system for this competition. DPC is conducting its qualification stage for this competition via the Achilles Supply-Line Platform. DPC may invite all qualified firms to tender or reserves the right to carry out a further qualification stage to reduce the number of firms to be invited. To express interest and participate, please register, subscribe and complete your questionnaire as detailed below. Organisations that are not currently registered on Achilles Supply-Line are invited to express their interest by contacting via email or zoe.eccleson@achilles.com or louise.cuthbert@achilles.com directly via phone at +44 0 1235 861118 and to register for the Supply-Line Silver Plus membership via the following link - https://my.achilles.com/join-community?communitycode=SUP&lang=en-gb&buyerid=00013760&minimumpackage=SLP Organisations already registered on Achilles Supply-Line must ensure that: (i) their registration is valid; (ii) the relevant codes listed below are included in their profile, and (iii) their questionnaire information is complete and up to date. The relevant Supply-Line codes are: 2.41.2.5 Consultancy – Taxation. Suppliers must ensure they are registered against these codes to ensure they are identified as a potential bidder. Interested parties should be fully registered on the system before close of business on Wednesday 4th November 2026 to be considered for the competition.

Provision of Tax Compliance, Tax Advisory & Associated Services

Dublin Port Company DPC intends to engage in a competitive process for the establishment of a Single Party Framework Agreement for the provision of tax compliance, advisory and related services. The Framework Agreement will be for an initial three 3 year period with an option to extend the Agreement for up to five 5 additional twelve 12 month periods, to a maximum of eight 8 years, subject to service delivery performance, continued business need, strategic alignment, market conditions and budget availability. The successful Tenderer will support DPC across all principal taxation matters, including corporation tax compliance, tax reporting, statutory filings, iXBRL submissions, capital allowance reviews and related Revenue obligations. The Framework Agreement will also provide access to specialist taxation expertise in areas such as VAT, employment taxes, RCT, PSWT, Revenue interventions, capital projects, property and infrastructure transactions, together with advice on legislative developments, Revenue rulings and emerging taxation issues. The successful Tenderer will be expected to work closely with DPC to provide practical, commercially focused guidance, training and support across the organisation. To promote responsible and sustainable supply chain www.dublinport.ie practices in line with industry best practice, DPC has partnered with Achilles, a leading global provider of supply chain risk management services. Achilles Supply Line has operated in Ireland for over 25 years and will be used as a qualification system for this competition. DPC is conducting its qualification stage for this competition via the Achilles Supply-Line Platform. DPC may invite all qualified firms to tender or reserves the right to carry out a further qualification stage to reduce the number of firms to be invited. To express interest and participate, please register, subscribe and complete your questionnaire as detailed below. Organisations that are not currently registered on Achilles Supply-Line are invited to express their interest by contacting via email or zoe.eccleson@achilles.com or louise.cuthbert@achilles.com directly via phone at +44 0 1235 861118 and to register for the Supply-Line Silver Plus membership via the following link - https://my.achilles.com/join-community?communitycode=SUP&lang=en-gb&buyerid=00013760&minimumpackage=SLP Organisations already registered on Achilles Supply-Line must ensure that: (i) their registration is valid; (ii) the relevant codes listed below are included in their profile, and (iii) their questionnaire information is complete and up to date. The relevant Supply-Line codes are: 2.41.2.5 Consultancy – Taxation. Suppliers must ensure they are registered against these codes to ensure they are identified as a potential bidder. Interested parties should be fully registered on the system before close of business on Wednesday 4th November 2026 to be considered for the competition.