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  • Guide to finding crime statistics

    Guide to the main sources of crime statistics, by area of interest. Helps users to find and use statistics from multiple government departments.

  • Funded occupational pension schemes in the UK QMI

    Quality and Methodology Information for the funded occupational pension schemes in the UK using data from the Financial Survey of Pension Schemes (FSPS), detailing the strengths and limitations of the data, methods used and data uses and users.

  • Electoral registration statistics, UK QMI

    Quality and Methodology Information for the Electoral registration statistics release detailing the strengths and limitations of the data, methods used, and data uses and users.

  • Crime in England and Wales QMI

    Quality and Methodology Information for crime levels and trends in England and Wales, detailing the strengths and limitations of the data, methods used, and data uses and users.

  • User guide to crime statistics for England and Wales: March 2025

    Quarterly statistics on crime levels and trends in England and Wales, including detailed information on datasets used to compile our crime statistics.

  • Household total wealth in Great Britain quality and methods guide

    What the Household total wealth in Great Britain statistics cover, how we produce them, and their quality and comparability. Includes definitions and latest, past and upcoming changes.

  • Wealth and Assets Survey guide

    Wealth and Assets Survey design and implementation, including collection methods, sample design, response rates, coverage and processing. Also includes survey changes and quality information.

  • Housing affordability in England and Wales QMI

    Quality and methodology Information for housing affordability in England and Wales, detailing the strengths and limitations of the data, methods used and data uses and users.

  • Higher-level aggregation and weights in consumer prices

    How we use aggregation to combine our components of inflation together into higher-level components. This is part of our technical guidance on consumer prices indices.

  • Scope and coverage of consumer prices indices

    What CPI and CPIH measure, how expenditure items are classified, and how representative items and prices are sampled and combined to produce inflation measures, part of technical guidance on consumer prices indices.