Singapore Proposes Chlorpyrifos Ban, Mulls Stricter Paraquat Rules

In a significant step toward enhancing chemical safety, Singapore has proposed a ban on chlorpyrifos by October 2025 and is reviewing potential tighter restrictions on paraquat and its salts. This decision reflects global efforts to phase out hazardous pesticides due to their significant risks to human health and the environment. Both the Singapore Food Agency (SFA) and the National Environment Agency (NEA) are involved in reviewing these chemicals, urging the adoption of safer alternatives for pest control.

Why is Paraquat Under Review?

Paraquat, a highly toxic herbicide, is being scrutinized for its severe health risks, including acute poisoning, respiratory failure, and links to Parkinson's disease. The chemical has already been banned in many countries, such as China, Brazil, and the EU, due to concerns about its toxicity and potential for misuse. Singapore's review aims to align with international standards for chemical safety and ensure public health protection.

Potential Impact on Affected Industries

Should the proposed chlorpyrifos ban take effect and stricter regulations on paraquat be implemented, several industries are likely to face significant challenges:

• Agriculture & Farming: Farmers will need to transition to alternative pesticides and weed control methods, which may involve increased costs and operational changes.
• Pest Control Services: Companies relying on chlorpyrifos will need to find safer pest control solutions to replace this chemical.
• Agrochemical Industry: Manufacturers, importers, and distributors of pesticides will have to adjust to new regulatory requirements, potentially affecting their product offerings.
• Food Production & Supply Chain: Crop growers may have to modify farming techniques to comply with new pesticide regulations, impacting the entire food supply chain.
• Landscape & Grounds Maintenance: Parks, golf courses, and green space managers will need to shift to alternative herbicides.
• Logistics & Trade: Businesses in the import and export of agrochemicals must ensure compliance with updated regulations.

Challenges in Transitioning to Alternative Pest Control Methods

Adopting alternative pest control methods poses several challenges:

• Finding Effective Alternatives: Identifying cost-effective and efficient replacements for chlorpyrifos and paraquat will be crucial for farmers and industries.
• Regulatory Compliance & Disruptions: Ensuring compliance with new regulations without causing disruptions in the market will require careful planning and coordination.
• Increased Costs & Operational Adjustments: Reformulating agricultural practices and sourcing new chemicals may increase operational costs, affecting farmers and businesses alike.
• Environmental & Public Health Considerations: It’s essential that new pesticide alternatives are both safe for the environment and effective in pest control.

Strategies for Addressing the Challenges

Experts suggest several strategies to help industries transition successfully:

• Biological Pest Control: Employing natural predators and beneficial insects to manage pests in place of chemical pesticides.
• Integrated Pest Management (IPM): A holistic approach combining techniques like crop rotation, resistant plant varieties, and organic pesticides.
• Safer Chemical Alternatives: Exploring low-toxicity herbicides and insecticides that are compliant with the new regulations while ensuring effective pest management.

With these proposed changes, Singapore is taking a proactive approach to safeguard both public health and the environment, encouraging industries to shift toward safer, more sustainable pest control practices.

For more details, refer to the public consultation page on REACH.