BIS Certification Consultancy for Low Pressure LPG Regulators | IS 9798

BIS Certification Consultancy for Low Pressure LPG Regulators | IS 9798

Introduction

Low pressure LPG regulators are important safety components used to control and reduce LPG pressure before the gas reaches connected appliances. A regulator must maintain suitable outlet pressure, provide reliable sealing and withstand mechanical, thermal and pressure conditions without creating unsafe leakage or malfunction.

For Low Pressure Regulators for Use with Liquefied Petroleum Gas (LPG), the current BIS certification reference is IS 9798:2013. The current BIS Product Manual is PM/IS 9798/1/April 2020, and it is specifically intended for certification under Scheme-I. The manual records two amendments to IS 9798:2013.

The current BIS Scheme-I page continues to list IS 9798 – Low pressure regulators for use with liquefied petroleum gas (LPG) mixtures among products under the ISI Mark framework.

Qualitance India provides complete BIS Certification consultancy for Low Pressure LPG Regulators, including standard and product-scope assessment, documentation, testing coordination, PESO-approved drawing support, factory inspection preparation, BIS application filing, compliance support and BIS licence processing.

What is IS 9798:2013?

IS 9798:2013 covers:

Low Pressure Regulators for Use with Liquefied Petroleum Gas (LPG)

The standard specifies requirements for low-pressure single-stage and two-stage regulators intended for LPG mixtures in the vapour phase. The regulator scope is associated with outlet pressure up to approximately 4.903 kN/m², equivalent to 50 gf/cm² or 500 mm water column.

The BIS Product Manual identifies the licence scope using:

• Product name
• Single-stage or two-stage type
• Inlet diameter
• Quick-coupling or threaded end connection
• PESO-approved drawing number
• PESO approval number

Is BIS Certification Mandatory for LPG Regulators?

Yes. Low pressure regulators for use with LPG mixtures are included in the mandatory BIS certification framework.

The current BIS Scheme-I listing includes IS 9798, while QCO references identify the product under the Ministry of Commerce and Industry framework with an implementation date of 22 November 2016.

Manufacturers should obtain and maintain the applicable BIS certification before placing regulated production into the market, subject to the exact scope and regulatory provisions applicable to the product.

Current BIS Standard and Product Manual

For current certification work, the important references are:

Indian Standard: IS 9798:2013
Product: Low Pressure Regulators for Use with Liquefied Petroleum Gas (LPG)
Product Manual: PM/IS 9798/1/April 2020
Certification Scheme: Scheme-I
Amendments recorded in Product Manual: 2
Grouping: Each variety of regulator is to be tested for GoL/CSoL
Sample: Refer to Annex A of Product Manual

What Types of LPG Regulators Are Covered?

The Product Manual identifies the following key scope characteristics.

Single-Stage Regulators

These regulators reduce LPG pressure through a single regulation stage.

Two-Stage Regulators

These regulators perform pressure reduction through two stages.

End Connections

The licence scope can identify:

• Quick coupling
• Threaded connection

Inlet Diameter

The exact inlet diameter forms part of the licence scope.

PESO-Approved Design

The Product Manual specifically provides for inclusion of the PESO-approved drawing number and approval number in the scope.

Therefore, manufacturers should finalize the regulator design and applicable statutory approvals before certification planning.

Why BIS Certification is Important for LPG Regulators

LPG regulators are directly associated with gas pressure control. A failure involving leakage, incorrect outlet pressure, weak connections, diaphragm deterioration or unsafe valve operation can create significant safety risks.

BIS certification provides a structured conformity-assessment framework covering:

• Construction
• Materials
• Workmanship
• Sealing
• Pressure integrity
• Mechanical strength
• Temperature performance
• Rubber-component performance
• Performance characteristics
• Chattering
• Cycle performance
• Connections
• Leakage
• Corrosion resistance

The current Product Manual includes extensive testing provisions covering these areas.

BIS Sample Requirements for LPG Regulators

The current Product Manual specifies the following sample requirements:

• 3 complete assembled regulators
• 1 piece of cast body for body leakage testing
• 5 pieces each of all rubber components with test buttons
• 5 pieces each of brass components
• Sample of zinc ingot
• Samples of die-cast body and cover for chemical testing

This makes sample planning an important part of the certification process.

Raw Materials and Components

The Product Manual identifies material requirements for different regulator components.

These include:

• Regulator body and cover
• Brass components
• Rubber components
• Diaphragm
• Valve pad
• Seals
• Zinc ingot
• Die-cast components

The inspection scheme permits certain incoming-material controls through supplier test certificates, subject to cross-checking provisions. For example, where suitable material test certificates are available, additional routine testing may not always be necessary; the Product Manual also specifies periodic cross-checking arrangements.

Major Components of a Low Pressure LPG Regulator

Depending on design, a regulator may include:

• Die-cast body
• Cover
• Inlet connection
• Outlet connection
• Diaphragm
• Valve assembly
• Valve pad
• Springs
• Seals
• Brass components
• Rubber components
• Excess-flow valve, where applicable
• Lever or operating mechanism
• Vent arrangement
• Painted or powder-coated external surfaces

Every component that affects safety or performance must comply with the applicable requirements.

Manufacturing Process for LPG Regulators

A typical manufacturing process may include:

Raw Material Inspection → Die Casting/Forging/Machining → Component Inspection → Rubber Component Preparation → Diaphragm Preparation → Surface Treatment/Finishing → Assembly → Spring/Valve Installation → Sealing → Dimensional Inspection → Leak Testing → Pressure Testing → Performance Testing → Final Inspection → Serial Number Marking → BIS Marking → Packing

The exact sequence depends on the regulator design and manufacturing technology.

BIS Testing Requirements for LPG Regulators

IS 9798:2013 contains extensive testing requirements.

1. Construction and Workmanship

Construction and workmanship are checked using dimensional and visual inspection.

The Product Manual identifies equipment such as:

• Vernier caliper
• Flat-point micrometer
• Pointed micrometer
• Dial thickness gauge
• Radius gauge
• Slip-gauge box
• Dial indicator

Construction is also subject to routine checking on each regulator.

2. Sealing

Sealing is a critical requirement because LPG leakage must be prevented.

The Product Manual specifies sealing inspection on each regulator.

3. Mechanical Strength of Connections

Connections must withstand the applicable mechanical loading.

Equipment identified includes:

• Torque wrench
• Stop watch
• Digital load cell
• Dynamometer

4. High-Temperature Test

The regulator is tested at 65°C under the applicable high-temperature requirements.

An oven suitable for high-temperature and ageing testing is identified in the Product Manual.

5. Low-Temperature Test

Low-temperature performance is tested at −20°C.

A suitable deep freezer is specified for this testing.

6. Immersion Test for Rubber Components

Rubber components are subjected to immersion testing using N-pentane under the applicable method.

The Product Manual identifies appropriate immersion-test equipment and leak-proof containers.

7. Ageing and Hardness Test

Rubber components are tested for ageing and hardness.

The applicable test uses an oven and a Shore hardness tester.

8. Compression Set Test

Compression characteristics of rubber components are tested using the relevant fixture and test arrangement.

The Product Manual identifies compression-set testing for rubber components.

9. Clamping Test

Diaphragm clamping performance is checked under the applicable provisions.

10. Pull-Out and Burst Test

This test is used to assess the strength of specified diaphragm-related construction.

The Product Manual specifies a daily sample frequency based on regulators assembled in a day.

11. Flexible Test

Flexibility of specified diaphragm components is tested according to the applicable requirements.

12. Hydrostatic Test

Hydrostatic pressure testing is part of the regulator conformity programme.

The Product Manual requires 3 pieces from each control unit for the hydrostatic test.

13. Body Leakage Test

Body leakage testing is an important safety test.

The Product Manual identifies a dedicated body leakage test bench and requires specified testing of the finished regulator body.

14. Soundness Test

The regulator is subjected to soundness testing using a suitable test bench and pressure gauges.

15. Pneumatic Test

Pneumatic testing is performed to verify pressure integrity and leak-proof performance.

The Product Manual requires pneumatic testing on each regulator under the stated provisions.

16. Interchangeability and Leak-Proof Test

The inlet connection is checked for interchangeability and leak-proof performance.

The Product Manual specifies sampling at 0.25% subject to a minimum of 8 regulators from the regulators assembled in a day for the applicable test.

17. Outlet Connection Test

Both non-threaded and threaded outlet connections have applicable requirements.

The Product Manual specifies:

• 3 samples per control unit for non-threaded outlet connections
• Testing on each regulator for threaded outlet connection

18. Vent Test

The vent arrangement is checked on each regulator under the prescribed routine testing programme.

19. Excess Flow Valve Test

Where the regulator incorporates an excess-flow valve, the applicable functionality is tested.

The Product Manual specifies periodic testing and identifies a three-piece sample per control unit under the stated provisions.

20. Chatter and Performance Test

Performance testing verifies that the regulator provides the required pressure behaviour under defined operating conditions.

Chatter testing checks regulator stability and unwanted oscillation.

The Product Manual specifies chatter and performance testing on each regulator in the lot inspection programme.

Performance Requirements

The BIS test certificate format in the Product Manual records important performance criteria.

For example, the listed test conditions include:

• Inlet pressure: 0.5 kgf/cm², 100% flow rate — delivery pressure minimum 225 mm water column
• Inlet pressure: 17 kgf/cm², 10% flow rate — delivery pressure maximum 400 mm water column
• Inlet pressure: 0.5 kgf/cm², lock-up — delivery pressure maximum 450 mm water column

These values are included in the Product Manual’s example test-certificate format and should be applied in accordance with the current standard and approved product design.

Cycle Test

Cycle testing evaluates the regulator’s performance after repeated operation.

The Product Manual identifies:

4 pieces once in 6 months, with the test also required during type approval or whenever there is a change in design.

Temperature Testing Frequency

The Product Manual specifies:

Low-temperature test: 4 pieces weekly

High-temperature test: 4 pieces weekly

These periodic tests form an important part of continued quality control.

BIS Testing Equipment for LPG Regulators

The Product Manual specifies an extensive list of test equipment.

Important facilities include:

Dimensional Inspection

• Vernier caliper
• Flat-point micrometer
• Pointed micrometer
• Dial thickness gauge
• Radius gauge
• Slip-gauge box
• Dial indicator

Mechanical Testing

• Torque wrench
• Digital load cell
• Dynamometer
• Stop watch

Environmental Testing

• High-temperature oven
• Deep freezer

Rubber Testing

• Shore hardness tester
• Compression-set fixture
• Immersion-test arrangement

Pressure Testing

• Body leakage test bench
• Soundness test bench
• Pneumatic test bench
• Hydrostatic test bench
• Pressure gauges

Performance Testing

• Performance test bench
• Rotameter
• Chatter test bench
• Cycle-test bench

Coating and Finish

• Salt-spray/corrosion test facility
• Adhesion test arrangement

Chemical Testing

• Chemical-analysis laboratory
• Appropriate analytical equipment for component materials

The Product Manual also contains numerous plug, snap, slot, ring and special gauges for detailed dimensional inspection.

BIS Laboratory Requirements

The Product Manual requires a suitably equipped and staffed laboratory for the prescribed testing programme.

The manufacturer must also:

• Prepare a calibration plan
• Maintain test records
• Maintain appropriate testing facilities
• Ensure equipment is suitably calibrated
• Maintain quality-control documentation

ISO 9001 Quality Management Requirement

An important requirement of the Product Manual is that all units manufacturing and supplying regulators shall obtain and hold valid Quality Management System certification according to IS/ISO 9001 from BIS to ensure consistent control throughout the manufacturing process.

This makes quality-management-system preparation an important part of BIS certification for this product.

BIS Grouping for LPG Regulators

Unlike some products where multiple sizes can be covered under a broad grouping rule, the IS 9798 Product Manual states:

Each variety of regulator shall be tested for GoL/CSoL.

Therefore, the manufacturer should carefully define:

• Single-stage / two-stage
• Inlet diameter
• End connection
• Design
• PESO drawing
• Approval number
• Other relevant configuration characteristics

Incorrect scope planning can result in additional testing and delays.

Control Unit for LPG Regulators

The Product Manual defines a control unit as:

A lot of regulators of the same type and size manufactured in a day from body and cover cast in a day from material of the same consignment/supplier under similar production conditions.

The manual allows body and cover to be cast on different days provided both are produced from the same material consignment.

This definition is important for production traceability and testing.

BIS Lot Inspection Sampling

For lot inspection, regulators of the same size made from the same material consignment under similar production conditions are grouped into a lot.

The Product Manual gives the following sample sizes:

Lot Size	Sample Size
Up to 500	20
501–1,000	32
1,001–3,000	50
3,001–10,000	80
10,001–25,000	125
25,001 and above	200

The selected regulators are subjected to the specified construction/workmanship, interchangeability, pneumatic, performance and chatter tests.

BIS Inspection Before Dispatch

The Product Manual contains an unusually important control:

Each control unit of finished regulators is to be offered for inspection to BIS before dispatch.

Regulators that fail the applicable requirements must not be marked with the BIS Standard Mark.

This makes production planning, final inspection and recordkeeping especially important for manufacturers.

Prototype Approval

At prototype approval, the regulator must be checked for conformity to all applicable requirements of IS 9798:2013.

When there is a change in material or design, the regulator must be retested and again conform to the specification.

The Product Manual also requires a drawing showing outline dimensions and materials of construction to be supplied along with prototypes.

PESO Approval and Drawing

The BIS licence scope specifically includes:

PESO-approved drawing number and approval number.

Therefore, manufacturers should not treat the BIS process and statutory LPG equipment approvals as entirely separate technical matters.

The approved drawing should accurately represent:

• Regulator dimensions
• Materials
• Components
• Connections
• Construction
• Applicable safety features
• Design details

Any material or design change may trigger retesting requirements.

Marking Requirements

In addition to the applicable requirements of IS 9798:2013, the Product Manual requires:

Each regulator to be marked with a Serial Number.

The location and size of the licence number on the regulator must be according to the approved drawing.

Only conforming regulators covered by the BIS licence should bear the Standard Mark.

Rejection of Non-Conforming Regulators

The Product Manual states that rejected/non-conforming regulators must be disposed of so that the provisions of the BIS Act, 2016 are not violated.

The specified rejected product is to be:

Deshaped / Scrapped off beyond use.

This requirement should be incorporated into the manufacturer’s rejection-control procedure.

BIS Certification Process for LPG Regulators

The typical certification process is:

Product Identification → IS 9798 Applicability → Design & Scope Review → PESO Drawing/Approval Review → Factory Assessment → Documentation → Sample Preparation → Product Testing → BIS Application → Factory Inspection → Compliance → BIS Licence → Standard Marking → Ongoing Inspection & Compliance

Because this is a safety-critical product with extensive testing and inspection requirements, factory preparedness should be completed before the certification application is filed.

Documents Required for BIS Certification

Common documents may include:

• Company registration documents
• Factory address proof
• Factory ownership/lease documents
• Authorized signatory details
• Manufacturing process flow chart
• Factory layout
• Machinery list
• Testing equipment list
• Calibration certificates
• Regulator drawings
• Material specifications
• Component specifications
• Rubber-component details
• Product photographs
• PESO-approved drawing
• PESO approval details
• Test reports
• Quality-control records
• ISO 9001 documentation/certificate
• Production records
• Test records
• Rejection and corrective-action records
• Applicable declarations and undertakings
• Brand/trademark documents where applicable

The exact application checklist must be finalized against the current BIS requirements and the manufacturer’s specific design.

Factory Inspection for LPG Regulator Manufacturers

Before BIS assessment, the factory should be prepared with:

Manufacturing Facilities

• Casting/die-casting facilities
• Machining
• Drilling
• Assembly
• Spring fitting
• Rubber-component fitting
• Surface finishing
• Marking

Testing Facilities

• Dimensional inspection
• Pressure testing
• Leak testing
• Performance testing
• Chatter testing
• Temperature testing
• Rubber testing
• Mechanical strength testing
• Corrosion testing

Quality System

• Incoming inspection
• Process inspection
• Final inspection
• Test records
• Calibration
• Traceability
• Non-conformity control
• Supplier control

Qualitance India assists manufacturers with factory-readiness review before the applicable BIS inspection.

Testing Frequency Under Quality Control

The Product Manual establishes multiple frequencies.

Examples include:

Each regulator: Construction, sealing, pneumatic testing and performance/chatter-related checks under applicable provisions.

Each control unit: Hydrostatic test and specified connection/excess-flow checks.

Weekly: Low-temperature and high-temperature tests, plus corrosion resistance where specified.

Monthly: Excess-flow valve testing under applicable provisions.

Six-monthly: Valve-pad fitting, strength of connection and cycle testing, with testing also required during type approval or after design changes.

Each consignment: Several material and rubber-component tests.

The actual frequency must be followed as prescribed in the active BIS Scheme of Inspection and Testing.

Cost of BIS Certification for LPG Regulators

The total cost depends on:

• BIS application fees
• Product testing
• Prototype testing
• Rubber-component testing
• Chemical testing
• Pressure testing
• Performance testing
• Factory inspection
• PESO-related technical requirements
• Laboratory equipment
• Calibration
• ISO 9001 requirements
• Documentation
• Consultancy charges
• Ongoing quality-control costs

For this product, laboratory infrastructure can be a significant investment because the Product Manual lists a large number of specialized test facilities.

Current BIS Laboratory Testing Charges

Current BIS LIMS listings show an active testing scope for IS 9798:2013 – Low pressure regulators for use with liquefied petroleum gas (LPG) – Specification (Second Revision).

One current BIS LIMS listing displays a total testing amount of ₹15,500 excluding taxes for the listed scope, while another current LIMS record shows the standard with a displayed breakup that includes numerous individual test charges.

Testing charges can change according to:

• Laboratory
• Test scope
• Excluded tests
• Sample configuration
• Additional testing
• Applicable taxes

Therefore, the latest BIS LIMS quotation should be confirmed before sample submission.

How Long Does BIS Certification Take?

There is no single reliable timeline for every LPG regulator application because the process depends on:

• PESO approval/drawing status
• Product design
• Prototype conformity
• Number of regulator varieties
• Testing schedule
• Rubber-component testing
• Factory readiness
• ISO/QMS documentation
• Inspection scheduling
• BIS queries
• Corrective actions

For a safety-critical product with extensive testing, manufacturers should plan the project well before the required market or tender date.

Common Reasons for BIS Certification Delays

Incorrect Product Scope

Single-stage and two-stage regulators or different inlet/end-connection configurations may require separate consideration.

Drawing Mismatch

The physical product must correspond to the approved drawing.

PESO Documentation Gaps

Missing approval information can affect the licence scope.

Material Non-Conformity

Body, cover, brass and rubber-component materials must satisfy the applicable requirements.

Leak Test Failure

Leakage can result in corrective action and re-testing.

Performance Test Failure

Incorrect outlet pressure behaviour can prevent conformity.

Rubber Component Failure

Diaphragm or valve-pad ageing, compression or immersion failures can affect certification.

Temperature-Test Failure

Inadequate performance at low or high temperatures can create certification problems.

Calibration Problems

Missing or expired calibration records can affect factory assessment.

ISO 9001 Issue

The Product Manual specifically requires valid BIS certification of the quality management system according to IS/ISO 9001.

Incorrect Marking

The serial number and licence-number marking must be correctly implemented according to the approved drawing.

Who Needs BIS Certification for Low Pressure LPG Regulators?

The certification requirements are relevant to manufacturers producing regulated low-pressure LPG regulators for the Indian market.

This may include:

• Domestic LPG regulator manufacturers
• LPG equipment manufacturers
• Gas-control equipment manufacturers
• LPG component manufacturers
• OEM suppliers
• Government suppliers
• Institutional suppliers
• Manufacturers supplying LPG distribution companies

Importers and traders should separately verify their legal responsibilities and applicable regulatory provisions.

BIS Certification for Domestic LPG Regulators

Domestic LPG regulators generally use a low-pressure configuration designed to control LPG supply to household appliances.

The regulator may incorporate:

• Quick-coupling connection
• Lever-operated mechanism
• Diaphragm
• Valve pad
• Pressure-regulation mechanism
• Sealing arrangement
• Safety/flow-related features

The exact configuration must conform to the applicable standard and approved product drawing.

Benefits of BIS Certification

Safety Compliance

The certification process covers pressure, leakage, performance, mechanical and environmental requirements.

Regulatory Compliance

BIS certification is required for the regulated product under the applicable certification framework.

Customer Confidence

BIS certification provides assurance that the licensed product is being manufactured under controlled conformity requirements.

Government & Institutional Supply

A valid BIS licence supports procurement where conformity to IS 9798 is required.

Consistent Production

Regular testing and inspection help maintain consistent product quality.

Better Market Acceptance

Certification can improve acceptance among professional and institutional buyers.

BIS Certification Consultancy by Qualitance India

Qualitance India provides complete consultancy for Low Pressure LPG Regulators under IS 9798.

Product & Standard Identification

We review the regulator type and determine the applicable BIS certification route.

Scope Assessment

We help evaluate:

• Single-stage/two-stage
• Inlet diameter
• End connection
• Design configuration
• PESO drawing
• Approval details

Testing Coordination

We coordinate the required product and component testing.

Sample Planning

We help arrange complete regulators, body samples, rubber components, brass components and material samples according to the Product Manual.

Documentation Support

We assist with technical and administrative documentation.

PESO Drawing Coordination

We help manufacturers understand the documentation and drawing information that needs to align with the BIS licence scope.

Factory Preparation

We review machinery, laboratory equipment, calibration and quality-control systems.

BIS Application Filing

We assist in preparing and submitting the certification application.

Factory Inspection Assistance

We help the manufacturer prepare for BIS assessment.

Compliance & Query Support

We assist with responses to certification-related observations.

Licence Processing

We support the BIS licence process through the applicable approval stages.

Post-Licence Support

We provide continuing support for renewal, scope-related activities and compliance requirements.

Quick BIS Certification Checklist for LPG Regulators

Before applying, ensure:

☑ IS 9798:2013 applicability confirmed
☑ Regulator type finalized
☑ Inlet diameter finalized
☑ End connection finalized
☑ Product drawing finalized
☑ PESO approval/drawing available
☑ Materials identified
☑ Rubber components controlled
☑ Testing equipment available
☑ Pressure-test facilities available
☑ Performance-test facility available
☑ Chatter-test facility available
☑ Temperature-test facilities available
☑ Rubber testing facilities available
☑ Calibration records available
☑ ISO 9001 requirement addressed
☑ Representative samples prepared
☑ Testing completed
☑ BIS application documents prepared
☑ Factory ready for assessment
☑ Serial-number marking arranged
☑ BIS licence-number marking arranged

Frequently Asked Questions

1. What is IS 9798?

IS 9798 is the Indian Standard for low-pressure regulators for use with LPG mixtures.

2. What is the current version of IS 9798?

The current BIS Product Manual is based on IS 9798:2013.

3. Is BIS certification mandatory for LPG regulators?

Yes. IS 9798 is included in the BIS mandatory certification framework and remains listed under Scheme-I.

4. Which BIS scheme applies to LPG regulators?

Certification is under Scheme-I.

5. What types of regulators are covered?

The Product Manual identifies single-stage and two-stage regulators.

6. What end connections are covered?

The licence scope identifies quick coupling and threaded end connections.

7. Is inlet diameter part of the BIS licence scope?

Yes. The inlet diameter is specifically identified in the licence scope.

8. Is PESO approval important?

Yes. The Product Manual specifies the PESO-approved drawing number and approval number as part of the licence scope.

9. What is the sample size?

The Product Manual specifies 3 complete regulators plus additional body, rubber, brass, zinc and die-cast material samples for the required testing programme.

10. Does each regulator variety need separate testing?

The Product Manual states that each variety of regulator shall be tested for GoL/CSoL.

11. Is an in-house laboratory required?

The Product Manual requires a suitably equipped and staffed laboratory for the applicable testing programme.

12. Is ISO 9001 required?

Yes. The Product Manual requires manufacturing and supply units to obtain and hold valid BIS quality-management-system certification according to IS/ISO 9001.

13. What are the main LPG regulator tests?

Major tests include construction/workmanship, sealing, material checks, rubber-component tests, hydrostatic testing, pneumatic testing, body leakage, interchangeability, performance, chatter, temperature tests, cycle testing, connection strength and applicable coating/finish tests.

14. Is pneumatic testing required?

Yes. Pneumatic testing is part of the routine inspection programme.

15. Is hydrostatic testing required?

Yes. Three pieces from each control unit are specified for hydrostatic testing.

16. Is a low-temperature test required?

Yes. The Product Manual specifies testing at −20°C and identifies four pieces at the prescribed weekly frequency.

17. Is a high-temperature test required?

Yes. The Product Manual identifies a high-temperature test at 65°C, with the specified periodic control.

18. Is rubber-component testing required?

Yes. Diaphragm, valve pad and sealing components have specified porosity, ageing, hardness, immersion, flexibility and compression-related tests.

19. Is performance testing required?

Yes. Performance testing forms part of the routine lot inspection programme.

20. Is chatter testing required?

Yes. Chatter is included in the conformity and lot-inspection programme.

21. What is the control unit?

A control unit is a lot of regulators of the same type and size manufactured in a day from specified body/cover material under similar production conditions.

22. Does BIS inspect each control unit before dispatch?

The Product Manual states that each finished-regulator control unit shall be offered for BIS inspection before dispatch.

23. What happens to a failed regulator?

A failed regulator must not be BIS marked, and non-conforming products must be disposed of in accordance with the specified rejection provisions. The manual specifies deshaping or scrapping beyond use.

24. Is prototype approval required?

The prototype must conform to all applicable requirements of IS 9798:2013, with drawings showing outline dimensions and materials.

25. What happens if the regulator design changes?

When there is a change in material or design, the regulator must be retested and conform to all applicable requirements.

26. Is a serial number required?

Yes. Each regulator must be marked with a serial number.

27. Where is the BIS licence number marked?

The location and size of the licence number must follow the approved drawing.

28. What are current BIS testing charges?

Current BIS LIMS listings show a displayed testing amount of ₹15,500 excluding taxes for one IS 9798:2013 laboratory scope, with individual test breakups also available in current LIMS records.

29. Is the testing cost fixed?

No. Laboratory scope, excluded tests, sample requirements and applicable taxes can affect the final cost.

30. Can Qualitance India help obtain BIS Certification for LPG Regulators?

Yes. Qualitance India provides complete support for product assessment, scope planning, documentation, testing coordination, PESO drawing-related compliance, factory preparation, BIS application, inspection assistance, licence processing and post-licence compliance.

Related BIS Certification Services

Qualitance India also provides consultancy for:

• BIS Certification
• ISI Mark Certification
• LPG Equipment Certification
• Gas Cylinder Certification
• LPG Valve Certification
• LPG Regulator Certification
• BIS Scheme-I Certification
• BIS Licence Renewal
• BIS Scope Extension
• Product Testing Coordination
• Factory Inspection Assistance
• BIS Documentation
• Quality Control Order Applicability
• Technical Compliance Support

Related LPG & Gas Products

Manufacturers may also require certification support for:

• LPG Cylinder Valves
• LPG Valve Fittings
• LPG Regulators
• LPG Cylinders
• Gas Leak Detectors
• Gas Appliances
• LPG Containers for Automotive Use
• Yoke Type Valve Connections
• Other regulated gas equipment

The applicable Indian Standard should always be verified against the exact product and design.

Why Choose Qualitance India?

Qualitance India provides end-to-end BIS certification consultancy for manufacturers of regulated products.

Product Assessment

We identify the applicable standard and certification route.

Scope Planning

We help define regulator type, size, connection and design scope.

Testing Coordination

We coordinate sample preparation and applicable laboratory testing.

Documentation Support

We prepare and organize certification-related documents.

PESO Drawing Support

We help align product documentation and approved drawing details with the BIS scope.

Factory Preparation

We review manufacturing, laboratory, calibration and quality-control facilities.

Application Filing

We assist in BIS application preparation and submission.

Inspection Assistance

We help prepare the manufacturing unit for BIS assessment.

Compliance Support

We assist in resolving technical and documentary observations.

Licence Processing

We support the BIS certification process through licence grant.

Post-Licence Compliance

We provide ongoing support for renewal and other applicable BIS requirements.

Contact Qualitance India

Qualitance India – Your Certification & Compliance Partner

Phone: +91 93106 15170
Email: info@qualitanceindia.com
Website: https://qualitanceindia.com/

For BIS Certification of Low Pressure LPG Regulators as per IS 9798:2013, Qualitance India provides complete consultancy covering product scope, PESO drawing requirements, sampling, testing, documentation, factory inspection preparation, BIS application, licence processing and ongoing compliance.

Conclusion

Low Pressure LPG Regulators are safety-critical products that control LPG pressure and help ensure a stable and safe gas supply to connected appliances. Because regulator failure can involve leakage, pressure instability or mechanical malfunction, the applicable product requirements cover a wide range of material, construction, pressure, performance, environmental and component tests.

The current BIS certification reference is IS 9798:2013, supported by Product Manual PM/IS 9798/1/April 2020 under Scheme-I. The manual requires careful control of regulator design, materials, rubber components, connections, pressure integrity, temperature performance, performance characteristics, production testing and marking.

An especially important feature is that the licence scope identifies single/two-stage type, inlet diameter, end connection and PESO-approved drawing/approval details, while each regulator variety is subject to the applicable GoL/CSoL testing provisions.

For manufacturers, successful BIS certification therefore requires much more than submitting samples to a laboratory. The factory must be equipped for the required testing and production controls, the quality management system must be properly established, the product drawing and actual product must remain aligned, and the prescribed inspection and testing system must be implemented.

Qualitance India provides end-to-end BIS Certification consultancy for Low Pressure LPG Regulators, covering product assessment, scope planning, documentation, testing coordination, PESO drawing-related support, factory preparation, BIS application, inspection assistance, licence processing and continuing compliance.

Need BIS Certification for Low Pressure LPG Regulators as per IS 9798:2013? Contact Qualitance India for complete BIS licence and compliance support.