10. Is there a ban on donations from corporations with government contracts to candidates?

Article 41, para 3, letter e) of the Electoral Code

it is prohibited the funding, the provision of free services or the material support in any form, direct and / or indirect, of political parties by:

e) legal persons who, one year prior to the beginning of the electoral period, have carried out activities financed or paid from public funds (funds) as well as from legal entities with foreign or mixed capital