Suppliers to the Portuguese public sector
Operators who will face minimum capacity requirements, supply chain compliance declarations and verification of their own subcontractors.
Public and private contracting
Third-party risk enters the organisation with the first invoice.
Who you contract with determines, in large part, what you receive — and determines the risk you then carry. In Portuguese public procurement, the 2026 reform added a duty to ensure that operators comply with social, labour, environmental, gender equality and anti-corruption rules.
5
Minimum invitees
3 years
Cumulation control memory
30 days
Tacit approval of subcontracting
1-B(4)
Supply chain compliance duty
Context
A duty of result, broadly framed
Among the general principles of public procurement, the reform inscribed a provision that deserves careful reading.
Article 1-B(4) requires contracting authorities to ensure, in the formation and performance of public contracts, that economic operators comply with the applicable rules in force on social, labour and environmental matters, gender equality and the prevention of and fight against corruption, arising from international law, Union law, national law or regional law.
It is a duty to ensure, not merely to obtain a declaration. The distinction matters: a declaration signed at the start of a procedure ensures nothing about performance, which may run for years. A duty of result framed in such broad terms requires, to be met proportionately, a methodology distinguishing what is declared, what is documented and what is verified.
[The degree of diligence required of the contracting authority to meet this duty, in particular as regards extension to the subcontracting chain, is not specified in the provision and awaits guidance that has not yet been published.]
Audience
Who we work with
Groups with extended supply chains
International groups aligning third-party risk standards, where the Portuguese entity is subject to the duty under article 1-B(4).
Consortia and joint ventures
Groupings relying on the capacity of other entities under article 165-A, where verification shifts to the entity whose capacity is relied upon.
Subcontractors
Entities entering performance through subcontracting, subject to prior submission of qualification documents and, where required, minimum capacity requirements.
Services
How we work
Our services are delivered in Portuguese and in English. The full catalogue, with technical sheets, timelines and indicative fees, is published on the Portuguese-language domain.
Supplier qualification programme
Criteria by acquisition category, proportionate minimum capacity requirements and documented justification of invitations.
Due diligence and third-party risk
Proportionate diligence procedure, verification of impediments, ownership structure and compliance.
Subcontracting governance
Receipt, verification and decision procedure with deadline control, to prevent tacit approval.
Supply chain compliance
Requirements matrix by category, contractual clauses and proportionate verification under article 1-B(4).
Supplying the Portuguese public sector?
The documentation that will be required of you — qualification, minimum capacity, compliance declarations, subcontractor verification — is worth preparing before the first authority asks.