4. Is there a ban on corporate donations to candidates?

Article 90.2§7, 8, 9, and 11, Election Code of the Republic of Azerbaijan, 2003 (amended 2018).  http://www.msk.gov.az/uploads/qanunvericilik/Election-code_2020.pdf

Election Code of the Republic of Azerbaijan also prohibits receiving donations from the following sources:  […] State bodies and municipalities; State and municipal organizations and offices; Legal entities, of which more than 30% of the charter (property) capital belongs to the state or municipality on the day of official publication of the decision to hold elections; […] Charitable organizations, religious associations, institutions; and organizations;  […]