1. For the purposes of this Regulation, inside information shall comprise the following types of information:

(a) information of a precise nature, which has not been made public, relating, directly or indirectly, to one or more issuers or to one or more financial instruments, and which, if it were made public, would be likely to have a significant effect on the prices of those financial instruments or on the price of related derivative financial instruments;

(b) in relation to commodity derivatives, information of a precise nature, which has not been made public, relating, directly or indirectly to one or more such derivatives or relating directly to the related spot commodity contract, and which, if it were made public, would be likely to have a significant effect on the prices of such derivatives or related spot commodity contracts, and where this is information which is reasonably expected to be disclosed or is required to be disclosed in accordance with legal or regulatory provisions at the Union or national level, market rules, contract, practice or custom, on the relevant commodity derivatives markets or spot markets;