WIS and IGN Library | Water UK Standards Board

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The Library contains WIS & IGN as PDF files in one of four states (current, draft, archived, archival candidate) for free download. Pay close attention to a document’s caveats.

WIS and IGN Library

IGN 4-00-01 Issue 1 December 1984 The preparation of British Standards

Issue: December 1984 Code: 4-00-01 Status: Archived

IGN 4-00-02 Issue 8.1 February 2015 Information and guidance for the development and amendment of specifications and guidance notes for the water industry

Issue: February 2015 Code: 4-00-02 Status: Ageing

IGN 4-00-02 Issue 1 March 1994 The evaluation of new products and processes developed for water industry pipelines

Issue: March 1994 Code: 4-00-02 Status: Archived

IGN 4-00-03 Issue 1 February 2026 Introduction to regulation and standards from a water industry perspective

Issue: February 2026 Code: 4-00-03 Status: Current

IGN 4-00-04 Certification requirements for sewer CCTV survey operatives in AMP8 (2025 – 2030)

Issue: April 2026 Code: 4-00-04 Status: Current

IGN 4-01-01 Issue 1 November 1989 Information and guidance for the development of specifications for water supply pipeline systems components

Issue: November 1989 Code: 4-01-01 Status: Archived

IGN 4-01-02 Issue 3 December 2017 The determination of end-loads for the performance testing of fittings for polyethylene pipe

Issue: December 2017 Code: 4-01-02 Status: Current

IGN 4-01-02 Issue 1 March 1992 The determination of end-loads to be applied in the performance testing of end-load resistant pipeline fittings for below ground use

Issue: March 1992 Code: 4-01-02 Status: Archived

IGN 4-01-02 Issue 2 July 1998 The determination of end-loads for the performance testing of pipeline fittings

Issue: July 1998 Code: 4-01-02 Status: Archived

IGN 4-01-02 Issue 1A August 1995 Amendment to: the determination of end-loads to be applied in the performance testing of end-load resistant mechanical fittings for below ground

Issue: August 1995 Code: 4-01-02A Status: Archived