13. Is there a ban on donations from any other source?

Art 15, "(1) Political parties may receive income from the following sources: (a) Membership contributions (b) Donations by Afghan natural persons up to two million Afghani per year (c) Income from a party’s movable and immovable property (d) Subsidies by the government in connection with elections (e) Other contributions by members" (Source: Political Parties Law, 1369)

Art 3, "1. Only the following persons are allowed to make contributions for the electoral campaign of candidates: a) Afghan citizens b) A political party registered to participate in the elections in accordance with the relevant regulations." (Source: Regulation on Political Campaign Finance Disclosure, 2009)

Art 3, "1. Only the following persons can contribute to the candidates’ campaigns: a. Afghan citizens b. political parties and other domestic legal and non-governmental persons" (Source: Regulation on Campaign Finance Disclosure by Wolesi Jirga Candidates)

Donations from legal persons including organisations are banned to political parties and to Presidential (but not Parliamentary) candidates.