Customers will be able to grant a delay of payment of penalties (penalties, a penalty fee), and also to write off them in cases and an order, similar subjects which were established by the Government of the Russian Federation concerning 2015.
So, the main condition for write-off is execution in 2016 by the supplier (the contractor, the performer) in full of all contractual obligations, except for guarantee.
Document: draft of the Resolution of the Government of the Russian Federation (http://regulation.gov.ru/projects/List/AdvancedSearch#npa=42929)