http://www.legislation.gov.uk/wsi/2015/2020/regulation/4The Nitrate Pollution Prevention (Wales) (Amendment) Regulations 2015 (revoked)texttext/xmlenStatute Law DatabaseAGRICULTURE, WALESWATER, WALES2021-08-16Expert Participation2021-04-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Amendment of regulation 12 (application of livestock manure – total nitrogen limit for the whole holding)F14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .