# The Immigration and Nationality (Fees) Regulations 2018, Paragraph 1


In this Schedule—
“connected application” means an application for entry clearance to enter, leave to enter or leave to remain in the United Kingdom which has given rise to a decision which may potentially be the subject of administrative review, whether that application was made—
(a)by an applicant in the applicant's own right; or
(b)as the main applicant with one or more dependants having made linked applications;
“linked application” means an application for entry clearance to enter, leave to enter or leave to remain in the United Kingdom made by the dependant of a main applicant on the same day as the main applicant's application for entry clearance to enter, leave to enter or leave to remain in the United Kingdom;
“unlinked application” means an application for entry clearance to enter, leave to enter or leave to remain in the United Kingdom made by the dependant of a main applicant on a different day to the day on which the main applicant's application for entry clearance to enter, leave to enter or leave to remain was made.

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Source: https://www.legislation.gov.uk/uksi/2018/330/schedule/11/paragraph/1 (the official version)
Page: https://openlegislation.uk/immigration-and-nationality-fees-regulations-2018/schedule-11/paragraph-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.