4. The third circumstance is where the claimant is or becomes a notified person within the meaning of regulation 4 of the Employment and Support Allowance (Transitional Provisions and Housing Benefit) (Existing Awards) Regulations (Northern Ireland) 2010(1) (the notice commencing the conversion phase) and a determination is effective as to whether that person—
(a)has or is to be treated as having limited capability for work under Part 5 of the ESA Regulations 2008;
(b)has or is to be treated as having limited capability for work under Part 5 of the ESA Regulations 2016;
(c)has or is to be treated as having limited capability for work-related activity under Part 6 of the ESA Regulations 2008; or
(d)has or is to be treated as having limited capability for work-related activity under Part 6 of the ESA Regulations 2016.