BASIS Registration Ltd is a UK-based charitable organization founded in 1978 to raise professional standards in land management and food production. 

It provides industry-recognized qualifications, professional registries, and auditing systems in a variety of fields, including pesticides, fertilizers, amenity, industrial, public health, food production, and plant nutrition.

The organization offers a variety of courses and certificates, including the BASIS Certificate in Crop Protection, and maintains professional registers for agronomists, consultants, and pest technicians.

BASIS also performs annual inspections of pesticide retailers to ensure that they meet safety and environmental regulations.