9. Is there a ban on donations from corporations with government contracts to political parties?

 Source: Article 282. Ley N 6167/2018; Article 68, Ley 6501/2020

Art. 282.

En la recaudación de fondos destinados a la campaña electoral le está absolutamente prohibido a los partidos, movimientos políticos, alianzas y concertaciones:

a) recibir contribuciones o donaciones de cualquier oficina de la administración pública, de entes descentralizados autónomos o autárquicos, de empresas de economía mixta, entidades binacionales, así como de empresas que sean concesionarias de obras o servicios públicos, o exploten juegos de azar".           

Ley 6501/2020. Art. 68.    Los partidos, movimientos políticos, alianzas y concertaciones electorales, y los movimientos internos de éstos, no podrán aceptar o recibir directa o indirectamente, en forma monetaria o no monetaria: … b)Contribuciones o donaciones de entidades autárquicas o descentralizadas nacionales, departamentales, municipales, de empresas del Estado, empresas concesionarias del Estado o de las que explotan juegos de azar.    

Source: Article 282, Law No. 6167/2018; Article 68, Law No. 6501/2020. 

Unnoficial traslation: Article 282

In the raising of funds destined for the electoral campaign, it is absolutely prohibited for political parties, political movements, alliances and coalitions to:
(a) receive contributions or donations from any office of the public administration, from decentralized autonomous or self-governing entities, from mixed-economy companies, binational entities, as well as from companies that hold concessions for public works or public services, or that operate games of chance.
Law No. 6501/2020.
Article 68. Political parties, political movements, electoral alliances and coalitions, and their internal movements, may not accept or receive, directly or indirectly, whether in monetary or non-monetary form: …
(b) contributions or donations from national, departmental or municipal autarkic or decentralized entities, from State-owned companies, companies holding State concessions, or those that operate games of chance.
 

-Companies that are concessionaires of public works or services may not  make contributions to political parties, whether during or outside election periods.

-Article 282 of Law 6167/18 refers to party financing in the context of election campaigns. Article 68 of Law 6501/2020 refers to the context of routine party activity.