(1) Part 16 of the Principal Act is amended -

(a) in section 488(1) -

(i) by inserting the following definition:

"'internationally traded financial services' means the services specified in the schedule to the Industrial Development (Service Industries) Order 2010 (S.I. No. 81 of 2010) other than those falling within the meaning of subparagraph (b) or (c) of the definition of 'relevant trading activities';",

(ii) by substituting the following for the definition of "relevant period":

"'relevant period', in relation to relief in respect of any eligible shares issued by a company, means -

(a) subject to paragraphs (b), (c) and (d), the period beginning on the date on which the shares were issued and ending 4 years after that date or, where the company was not at that date carrying on relevant trading activities, 4 years after the date on which it subsequently began to carry on such activities,

(b) as respects a relevant employment, the period beginning on the date on which the shares are issued or, if later, the date on which the employment commences and ending 12 months after that date,