IS 17261:2022

In this competitive scenario, it isn't easy to survive in the market without a standard quality and certified product. BIS license may also be required to sell products in the Indian market.

To get BIS certification and produce a standard quality product, the manufacturer must ensure that their product must follow the specified Indian standard.

Let’s take a closer look at IS 17261: 2022 for Polyester continuous filament fully drawn yarn.

Polyester continuous filament fully drawn yarns are covered under IS 17261:2022. The Bureau of Indian Standards adopted this Indian Standard after the Textile Division Council approved the draft finalized by the Man-Made Fibres, Cotton, and Their Products Sectional Committee. This standard defines the requirements for all types of virgin polyester fully drawn yarns (FDY) for various end uses.

Classification of fully drawn filament yarn (FDY)

  1. Based on Cross Section
    1. Cross-sectional Views
      • Circular
      • Triangular
      • Trilobal
      • Angular Lobal Serrated
      • Profiled Oval Ribbon Like
    2. Cross-Sectional Area
      • Solid
      • Hollow
  2. Based on Lustre (as Specified in this Standard)
    • Semi Dull (SD)
    • Bright (BRT)
    • Super Bright (SBR)
    • Optically White
  3. Based on Dyed Method (as Specified in this Standard)
    • Disperse Dyeable
    • Cationic Dyeable (CD)
    • Dope Dyed (DD)

The FDY must meet the standard's construction and performance requirements. The polyester FDY may also meet the ecological requirements specified in the standard. The yarn must be free of major flaws. Fully drawn yarn (FDY) shall be classified as full dull, semi-dull, bright, or super bright based on lustre and shall meet the requirements specified in the standard when tested using the method defined in Annex G of the standard.


The following test shall be carried out for polyester continuous filament fully drawn yarn.

  1. Entanglements in Filament Yarn
  2. Moisture Content
  3. Phosphorus Content
  4. Antimony Content in Polyester
  5. Titanium Dioxide in Polymer

Packing and Marking:

Packing and marking shall be done in accordance with IS 17261:2022. The polyester FDY must be wound over bobbins or cheeses with a maximum of 14 kg of yarn per bobbin/cheese. Each carton of FDY must be labelled with the information specified in the standard.

Conforming to the requirements of this standard, the product may be certified under the provisions of the Bureau of Indian Standards Act, 2016 and the Rules and Regulations framed thereunder, and the product(s) may be marked with the Standard Mark (ISI Mark). The Manufacturer must obtain a BIS license from the Bureau of Indian Standards to use a standard mark (ISI Mark). The BIS grants a license based on a successful assessment of manufacturing infrastructure, quality control, testing capabilities, and production process.

Latest QCO for Polyester Continuous Filament Fully Drawn Yarn IS 17261:2022


isi mark


For Detailed Information about the Procedure for BIS ISI Certification


If a product falls under the scope of the BIS Conformity Assessment Scheme, All the manufacturers, importers, and foreign entities must obtain BIS ISI Certification. The Bureau may cancel the License if the product fails to meet certification requirements.

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