Quality and Revisions documents - IOS

Date published: 16 June 2022

Quality and Revisions documents for the Index of Services.

• Index of Services quality reports
• Index of Services quality assurance document
• Index of Services revisions policy
• Index of Services Impact of Seasonal Adjustment Review

Documents

• IOS Seasonal Adjustment Impact Review, June 2025 Adobe PDF (767 KB)
• IOS Seasonal Adjustment Impact Review, July 2023 Adobe PDF (1 MB)
• IOS and IOP Data Revisions - June 2019 Adobe PDF (620 KB)
• IOS quality report - updated May 2016 Adobe PDF (50 KB)
• Index of Services quality assurance Adobe PDF (138 KB)
• Index of Services revisions policy Adobe PDF (64 KB)
• Index of Services quality report - April 2013 Adobe PDF (32 KB)

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