1. When applying a central limit order book or a periodic auction trading system, market operators operating a regulated market shall make public current bid and offer prices and the depth of trading interests at those prices which are advertised through their systems in respect of exchange-traded derivatives. Those market operators shall make that information available to the public on a continuous basis during normal trading hours.

2. When applying a central limit order book or a periodic auction trading system, market operators and investment firms operating an MTF or an OTF shall make public current bid and offer prices and the depth of trading interests at those prices which are advertised through their systems in respect of OTC derivatives that are denominated in euro, Japanese yen, US dollars or pounds sterling and that:

(a) are subject to the clearing obligation under Title II of Regulation (EU) No 648/2012, are centrally cleared, and, in respect of interest rate derivatives, have a contractually agreed tenor of 1, 2, 3, 5, 7, 10, 12, 15, 20, 25 or 30 years;

(b) are single-name credit default swaps that reference a global systemically important bank and that are centrally cleared; or

(c) are credit default swaps that reference an index comprising global systemically important banks and that are centrally cleared.