№44 Federal Law does not require the expressing of security in a fixed amount of money, noted the Economic College of the Supreme Court as applied to the tender documentation.
The conclusion can be extended to the auction documentation.
It is recommended in any case to establish the amount of collateral and as a percentage of initial (maximum) contract price, and in a hard cash amount. These actions will reduce the risk of claims from the antimonopoly authorities.
Document: Definition of the Supreme Court of the Russian Federation of 03.08.2017 N 305-KG17-3351