RSA 431:4-e Application of Fertilizer to Urban Turf and Lawn.

I. The provisions of this paragraph relative to the application of fertilizer to urban turf and lawn shall not apply to golf courses and sod farms operating in accordance with best management practices for chemical fertilizers published by the department.
II. Only fertilizer products approved as a turf fertilizer in accordance with RSA 431:4-a and RSA 431:4-b shall be applied to urban turf or lawn.
III. No fertilizer shall be applied to urban turf or lawn during heavy rain (equal to or greater than 2 inches in 24 hours) or when heavy rain is predicted. No fertilizer shall be applied to urban turf or lawn when the ground is frozen. No fertilizer shall be applied to turf when turf grass is not actively growing.
IV. No fertilizer shall be applied to impervious surface