72.—(1) A 2.3 GHz assignment stage bid shall be a bid for one or more licences that authorise the use of frequencies corresponding to the particular numbered 2.3 GHz lots comprised in a block of numbered 2.3 GHz lots.
(2) OFCOM shall determine which blocks of numbered 2.3 GHz lots a bidder may bid for, and notify that bidder of its determination.
(3) The list of possible blocks of numbered 2.3 GHz lots provided to each bidder may be different for each bidder.
(4) The list shall be known as the “2.3 GHz assignment stage option list” and each block of 2.3 GHz lots in that list shall be known as a “2.3 GHz assignment stage option”.