TISI in Practice: Mandatory vs. Voluntary, Timeline, and Pitfalls
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The Thai Industrial Standards Institute (TISI) plays a critical role in ensuring safety and quality across various products in Thailand. Understanding the TISI framework is essential for businesses aiming to enter or operate within the Thai market. This blog post delves into the complexity of TISI, discussing the differences between mandatory and voluntary standards, offering a timeline for compliance, and highlighting potential pitfalls.
What TISI Really Covers
TISI enforces mandatory standards for safety-critical products, which include electrical and electronic devices, helmets, gas stoves, construction materials, and toys. These standards aim to protect consumers and ensure product reliability. Alongside mandatory compliance, TISI also offers voluntary certification marks for non-regulated items, providing reassurance about product quality.
If businesses fail to adhere to TISI standards, they risk facing significant penalties. Selling non-compliant goods can lead to fines, product recalls, or even market bans, which can result in considerable financial losses. To operate successfully in Thailand, businesses must navigate this complex landscape of regulations effectively.

Certification Model (ISO/IEC 17067 Type 5)
The certification model used by TISI aligns with ISO/IEC 17067 Type 5, focusing on ensuring compliance through rigorous testing and evaluation processes. The mandatory scheme entails several key steps:
Type testing of products in an authorized lab.
Evaluation of the factory's Quality Management System (QMS).
Ongoing surveillance that includes production audits and market sampling to ensure continued compliance.
Most TISI testing and certification bodies are based in Thailand, allowing for local sample testing and audits. This localized approach simplifies the process for businesses, making it easier to comply with standards without facing extensive logistical challenges.

Common Mandatory Standards (Examples)
Mandatory standards imposed by TISI cover a wide range of products. For example, electrical and electronic items, such as power banks, fluorescent lamps, kettles, washing machines, and refrigerators, must adhere to stringent safety standards. As the demand for technology increases, the area of lithium battery safety is becoming increasingly critical.
Companies must familiarize themselves with these common standards to ensure compliance and avoid penalties. Understanding the specifics of these standards can save time and resources during the certification process.
The 5-Step Path (Importer-Led)
Following the TISI compliance path involves five key steps. Importers play a pivotal role in this process:
Application: Submit product specifications, drawings, and existing test reports through a local importer.
Type Testing: Conduct testing at a TISI-authorized laboratory in Thailand.
Factory Audit/QMS: Undergo a quality management evaluation by recognized inspectors to ensure operational compliance.
Technical Review & Approval: Submit results for TISI's technical review; upon approval, products may be certified.
Surveillance: Engage in ongoing checks through factory visits and/or separate market sampling.
Understanding these steps can help facilitate smoother transactions and compliance processes for businesses entering the Thai market.
Timelines & What Drives Delays
Timelines for TISI certification can vary widely based on several factors. Some of the most common causes of delays include:
Sample non-conformities against Thai standards
Gaps in the quality management system
To mitigate these issues, businesses should conduct early gap assessments and pre-compliance testing. This approach identifies potential shortcomings before the formal testing process, reducing the risk of delays. Additionally, local testing capacity can significantly impact lead times, so it’s wise to plan for lab availability and potential retests if design modifications occur.

Cost-Saving Tips
Businesses looking to achieve TISI compliance without breaking the bank should consider several cost-saving strategies:
Family models: When permitted, group similar Stock Keeping Units (SKUs) to avoid duplicate testing. Coordinating with the laboratory on this approach can lead to significant savings.
Global evidence: While some reports may be used to support compliance, TISI typically requires retesting in Thai laboratories. Budget accordingly for these necessary expenses to avoid surprises.
By employing these strategies, businesses can streamline their TISI compliance journey while keeping costs in check.
Voluntary TISI—When It’s Worth It
Although TISI mandates compliance for specific products, voluntary TISI certification can be a valuable asset for businesses, especially in competitive categories. These voluntary marks signal quality, which can:
Help with retailer onboarding, particularly for consumer safety products.
Align with potential future regulations, demonstrating a commitment to quality and safety.
Brands that invest in voluntary TISI certification can stand out in the marketplace, making it an appealing option for companies looking to enhance their credibility and consumer trust.
Quick Pre-Assessment Checklist
Before beginning the TISI compliance process, businesses should conduct a thorough pre-assessment. Here’s a quick checklist to get started:
Product mapping: Ensure alignment with mandatory TIS lists.
Safety testing: Identify the necessary safety, EMC, and energy tests for your products.
Authorized labs: Confirm which labs can conduct the necessary tests and what target lead times look like.
Importer of record: Determine the importer of record and assess factory audit readiness.
These preparatory steps can set a solid foundation for a successful compliance journey.
Moving Towards TISI Compliance
Navigating TISI standards requires diligence and strategic planning. By understanding the differences between mandatory and voluntary compliance, adhering to timelines, and avoiding common pitfalls, businesses can position themselves to thrive in the Thai market. With appropriate preparation and an awareness of the certification landscape, companies can harness the opportunities presented by TISI compliance, driving growth and ensuring consumer safety.
For further assistance, feel free to send your SKU list and datasheets our way. We can provide a TISI readiness map detailing scope, samples, lab plans, and timelines within five working days.
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