(1) The amendments made by regulations 3 to 9 do not apply to cases where the relevant date occurs before 1st October 2026.
(2) Where the complaint presented to the Employment Tribunal is made under regulation 8(1) of the 2000 Regulations, or regulation 7(1) of the 2002 Regulations in the case of an alleged infringement of regulation 3(1) or 6(2) of the 2002 Regulations, the relevant date is either—
(a) the date of the less favourable treatment or detriment to which the complaint relates, or
(b) where the act or failure is part of a series of similar acts or failures comprising the less favourable treatment or detriment, the date of the last of them.
(3) Where the complaint presented to the Employment Tribunal is made under regulation 7(1) of the 2002 Regulations, in the case of an alleged infringement of regulation 3(6), the relevant date is either—
(a) the date on which other individuals were informed of the vacancy, or
(b) if there is more than one date, the last date on which other individuals were informed of the vacancy.
(4) Where the complaint presented to the Employment Tribunal is made under regulation 29(1) of the 2004 Regulations, the relevant date is either—
(a) the date on which the time off was taken, or
(b) the date on which it is alleged the time off should have been permitted.
(5) Where the complaint presented to the Employment Tribunal is made under regulation 9(1) of the 2010 Regulations, regulation 3(1) of the 2015 Regulations or regulation 8(1) of the 2022 Regulations, the relevant date is either—
(a) the date of the act or failure to act to which the complaint relates, or
(b) where that act or failure is part of a series of similar acts or failures, the date of the last of them.
(6) Where the complaint presented to the Employment Tribunal is made under regulation 5(1) or 6(1) of the 2010 Regulations, or regulation 4(1) of the 2018 Regulations, the relevant date is the date of the conduct to which the complaint relates.