What are the sign posting requirements according to Rule 23?

The requirement for sign posting, as outlined in Rule 23, is focused on ensuring that the public is adequately informed about pesticide applications in an area. This is crucial for safety and transparency, especially to protect non-target organisms and bystanders who might enter treated areas.

A sign that includes pesticide details, the applicator's number, and the treatment date provides essential information to anyone who might come into contact with the area after application. Knowing the specific pesticide used, who applied it, and when it was applied allows residents and visitors to make informed decisions regarding their safety and health.

The inclusion of the applicator's number is particularly important for accountability, as it links the pesticide application to a licensed individual, ensuring that there is a credible point of contact should any issues arise. By having this detailed information readily available, adherence to safety regulations is strengthened, as it supports responsible pesticide use and fosters community awareness.

In contrast, the other choices do not meet the requirements for proper communication regarding pesticide applications and may fail to provide the necessary information to protect public health and the environment.