Legal documents and regulations:

Regulation on Order for Commercial Company Establishment and the Exercise of the Right of Property of the Municipality in the Commercial Companies.
(175 KB)

Regulation on Transport of Passengers and Means for Travelling by Public Transport on the Territory of Sofia Municipality.
(281 KB)

You can find additional information on the legal documents and regulations at the Sofia Council Website:
http://www.sofiacouncil.bg/index.php?page=ordinance.