Earlier quoted context omitted.
The Foreign Corrupt Practices Act calls that a "grease payment".
A.K.A. Facilitation/facilitating payment: https://en.m.wikipedia.org/wiki/Facilitating_payment
checked Russian law (below, in Russian) as this is where my understanding formed - it is all bribe there as i always thought, only for the "breach" (part 3.) the punishment is stronger
http://www.consultant.ru/document/cons_doc_LAW_10699/6411e00...