4. For article 13 (calculating and publishing FIT payment rates) there is substituted—
13.—(1) On or before 1st March immediately before the beginning of each FIT year, the Authority must publish in accordance with clause 3.3.4 of Part 1 of Schedule A to Standard Licence Condition 33 a table or tables setting out the FIT payment rates which are to apply for that FIT year to the eligible installations specified in clause 3.3.2.2 of that Part (subject to the Secretary of State substituting or inserting in Schedule A to Standard Licence Condition 33 a new FIT payment rate table applying to those eligible installations).
(2) On or before the last day of the first month of each quarter the Authority must publish a table setting out the FIT payment rates which are to apply to solar photovoltaic eligible installations with an eligibility date in the following quarter.
(3) The Authority must determine the FIT payment rates in the table under paragraph (2)—
(a)in accordance with Annex 3 to Schedule A to Standard Licence Condition 33; and
(b)by reference to the data published by the Secretary of State under article 13A.”.