ILR specification: 2022 to 2023

Socio-Economic Indicator: Field


To identify the socio-economic classification of learners participating in HE.

Reason Required

To classify the social background of students in a standard way. Used to monitor the impact of widening participation policies, and analyses relating to widening access and data quality.

Schema Definitions

XML Entity Name
Field Length
Data type
Minimum occurrences
Maximum occurrences

Collection Requirements

  • Learners entering through UCAS

Attribute Codes

Code Title
1 Higher managerial and professional occupations
2 Lower managerial and professional occupations
3 Intermediate occupations
4 Small employers and own-account workers
5 Lower supervisory and technical occupations
6 Semi-routine occupations
7 Routine occupations
8 Never worked and long term unemployed
9 Not classified


  • For full guidance about this field, please refer to the HESA specification.

  • Code 9 'Not classified' includes the 3 categories:

    • students

    • occupations not stated or inadequately described

    • not classifiable for other reasons.

  • For students entering through UCAS this information will be available from UCAS via the *J transaction.

  • Institutions are encouraged to provide this information for other full-time undergraduates in order to provide more complete statistical information for the sector.

  • A full coding frame for SEC can been obtained from the Office for National Statistics.

  • This field is not required for students who are still at the institution and have not completed their programme of study since the previous collection or is not a UCAS entrant.