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WTO notification · TBT

ChinaUpdated: check whether it is now adopted or in force

National Standard of the P.R.C.,Safety technical

Official title

National Standard of the P.R.C.,Safety technical specifications for construction waterproof coatings

China issued an addendum on 23 April 2026 to the earlier TBT notification G/TBT/N/CHN/1896. Addenda often report that a measure was adopted, changed, postponed or withdrawn. The measure was first notified on 27 August 2024. The comment period closed on 26 October 2024.

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Source: WTO ePing (opens in a new tab). Summaries by Expodite, which is independent of the WTO.

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At a glance

Products

Waterproof coatings

HS codes
  • 27 · Mineral fuels, mineral oils and products of their distillation; bituminous substances; mineral waxes
    • 271490 Bitumen and asphalt, natural; asphaltites and asphaltic rocks
  • 32 · Tanning or dyeing extracts; tannins and their derivatives; dyes, pigments and other colouring matter; paints, varnishes; putty, other mastics; inks
    • 320890 Paints and varnishes based, incl. enamels and lacquers, on synthetic polymers or chemically modified natural polymers, dispersed or dissolved in a non-aqueous…
  • 35 · Albuminoidal substances; modified starches; glues; enzymes
    • 350691 Adhesives based on polymers of headings 3901 to 3913 or on rubber (excl. put up for retail sale with a net weight of <= 1 kg)
  • 38 · Chemical products n.e.c.
    • 382440 Prepared additives for cements, mortars or concretes
  • 39 · Plastics and articles thereof
    • 390931 Poly'methylene phenyl isocyanate' 'crude MDI, polymeric MDI', in primary forms
  • 68 · Stone, plaster, cement, asbestos, mica or similar materials; articles thereof
    • 681189 Articles of cellulose fibre-cement or the like, not containing asbestos (excl. corrugated and other sheets, panels, tiles and similar articles)
Notifying member
China
Status
Updated: check whether it is now adopted or in force
Objectives
  • Prevention of deceptive practices and consumer protection
  • Protection of human health or safety
  • Protection of the environment
Area
TBT: Technical product rulesTechnical barriers to trade
Notification type
Regular notification
Document symbol
G/TBT/N/CHN/1896Latest notice: G/TBT/N/CHN/1896/Add.1

Key dates

Distributed by the WTO
Comment deadline
Closed on 26 October 2024
Proposed adoption
To be determined
Proposed entry into force
6 months from adoption

How to comment

The comment period closed on 26 October 2024. You can still raise concerns about the measure with your country's WTO TBT enquiry point, quoting the document symbol G/TBT/N/CHN/1896/Add.1; it can take them up with China.

Find your country's enquiry point on WTO ePing (opens in a new tab)

What the notification says

Latest notice (⁨G/TBT/N/CHN/1896/Add.1⁩, 23 April 2026)

Amendment No.1 of GB 45671-2025 Safety technical specifications for construction waterproof coatings

The test method for burning behaviour has been modified.

This document specifies the safety technical requirements and related test methods for building waterproof coatings. This document applies to flexible waterproof coatings, cement-based waterproof materials, and other supporting waterproof materials used in construction projects.

Notices on this measure

Every notice about this measure published here, newest first. Each one is the notifying member's own text.

  1. AddendumG/TBT/N/CHN/1896/Add.1

    Amendment No.1 of GB 45671-2025 Safety technical specifications for construction waterproof coatings

    The test method for burning behaviour has been modified.

    Open on WTO ePing (opens in a new tab)Official WTO document (opens in a new tab)Notified document (opens in a new tab)

  2. Regular notificationG/TBT/N/CHN/1896

    Comment deadline: Closed on 26 October 2024

    National Standard of the P.R.C.,Safety technical specifications for construction waterproof coatings

    This document specifies the safety technical requirements and related test methods for building waterproof coatings. This document applies to flexible waterproof coatings, cement-based waterproof materials, and other supporting waterproof materials used in construction projects.

    Open on WTO ePing (opens in a new tab)Official WTO document (opens in a new tab)Notified document (opens in a new tab)

Sources

Expodite writes its summary from the official record. The notification and the documents it notifies are on the WTO's own websites.

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