The Control of Pesticides Regulations 1986

2.  No person shall undertake an aerial application unless he, or a person on his behalf, has—

(a) not less than 72 hours before the commencement of the aerial application, consulted the Nature Conservancy Council if any part of land which is subject to an order made under section 29(1) of the Wildlife and Countryside Act 1981, lies within a distance of three-quarters of one nautical mile from any part of the land to which the pesticide is to be applied;

(b) not less than 72 hours before the commencement of the aerial application, consulted the water authority for the area in which he intends to apply the pesticide if the land to which he intends to apply the pesticide is adjacent to water;

(c) obtained the consent of the water authority for the area in which the aerial application will take place if he intends to apply the pesticide for the purpose of controlling aquatic weeds or weeds on the banks of watercourses or lakes;

(d) not less than 24 hours and (so far as is practicable) not more than 48 hours before the commencement of the aerial application, given notice of the intended operation to the Chief Environmental Health Officer for the district in which he intends to apply the pesticide;

(e) not less than 24 hours and (so far as is practicable) not more than 48 hours before the commencement of the aerial application, given notice of the intended operation to the occupants of each building within 75 feet of any boundary of the land to which he intends to apply the pesticide, and to the owner, or his agent, of any livestock or crops within 75 feet of any boundary of the land on which he intends to apply the pesticide;

(f) not less than 24 hours and (so far as is practicable) not more than 48 hours before the commencement of the aerial application, given notice of the intended operation to the person in charge of any hospital, school or other institution any part of the curtilage of which lies within 500 feet of any flightpath that he intends to use for the aerial application of the pesticide;

(g) not less than 48 hours before the commencement of the aerial application, given notice of the intended operation to the appropriate reporting point of the local beekeepers' spray warning scheme operating within the district in which he intends to apply the pesticide.