A number of the daily living activities ask whether supervision is needed to satisfy a particular descriptor. Additionally, a person only counts as being able to carry out a daily living or mobility activity unaided if they can do so without supervision.
The meaning of "supervision" is defined in regulations.
Schedule 1 of the main PIP regulations provides -
“supervision” means the continuous presence of another person for the purpose of ensuring [the claimant's] safety;
"unaided” means without - (a) the use of an aid or appliance; or (b) supervision, prompting or assistance.
Source: Part 1 of Schedule 1 to the Social Security (Personal Independence Payment) Regulations 2013 (SI.No.377/2013), and Part 1 of Schedule 1 to SR.No.217/2016 in Northern Ireland.
NB - in Scotland, adult disability payment is replacing personal independence payment and the meaning of reliably is found in Part 1 of Schedule 1 of the Disability Assistance for Working Age People (Scotland) Regulations 2022 (SSI.No.54/2022).
See also Social Security Scotland's guidance Descriptor language for Adult Disability Payment.
Commentary: In  UKUT 105 (AAC) a Three Judge Panel ruled that when assessing whether supervision is required, it is necessary to weigh up the likelihood of the harm occurring against the severity of the consequences - it is not necessary to show that the occurrence of harm is 'more likely than not'. | Add commentary or suggest an edit.
Need for supervision where a person has to remove their hearing aids or cochlear implants while washing and consequently cannot hear a typical alarm
-  UKUT 252 (AAC)
Clear findings must be made as to the nature of assistance or supervision that would enable a claimant to carry out a task safely
-  UKUT 101 (AAC)
- Supervision does not require a one-to-one relationship between a PIP claimant and supervisor
-  UKUT 436 (AAC)
Risk of harm need not be ‘more likely than not’ when assessing safety under regulation 4 and need for supervision
-  UKUT 105 (AAC)
- Microwave is not an ‘aid or appliance’ for cooking / Definition of ‘simple meal’ in activity 1
-  UKUT 322 (AAC)
Descriptors including a ‘need’ for an aid or appliance, prompting, supervision or assistance, incorporate requirement to assess reasonableness of that need
-  UKUT 250 (AAC)
Ability to carry out an activity safely under regulation 4 is a distinct concept from requiring supervision for that activity
-  UKUT 219 (AAC)