ISO 20252:2019 Statement of Applicability (SoA)
The National Centre for Social Research (NatCen) is an independent social research institute, delivering research that has direct and practical application in terms of understanding social behaviour and informing policy.
NatCen delivers research services throughout the UK to government, public and non-government bodies, academics, charities and others to contribute to theory and ideas as well as to inform and evaluate policies.
NatCen has elected to include research terms 1-4, sampling, fieldwork, self-completion and data management and processing to be attested to ISO20252:2019 in accordance with Annexes A, B, E and F. NatCen has elected to exclude Annexes C and D from attestation.
Details of NatCen’s attested annexes are described as follows:
| Annex | Attested | Excluded Clauses | Explanation |
| A: Sampling, including access panels | Yes | 4.4 + 4.5 | Sample automation / sample blending are not used |
| B: Fieldwork | Yes | 5.3 | Predictive dialling equipment is not used |
| C: Physical observation | No | None conducted | |
| D: Digital observation | No | None conducted | |
| E: Self-completion | Yes | n/a | |
| F: Data management and processing | Yes | n/a | |
This Statement of Applicability (SoA) was last reviewed on 11th December 2025.
Authorised by:
Paul Bradshaw
Director of ScotCen
11th December 2025