26. Is there a ban on donors to political parties/candidates participating in public tender/procurement processes?

Law on Financing of Political Entities, Article 11, paragraph 1.6.

Ban on financial and material assistance shall apply to: 
1.6. Private enterprises while they are in a contractual relationship for the provision of goods and provision of services with the institutions of the Republic of Kosovo and three (3) years after the end of the contractual relationship.

The procurement legislation does not impose any restrictions on companies that act as donors to political entities. The only provisions in place pertain to political parties, which are prohibited from accepting donations from private companies engaged in contractual relationships with public institutions.