English: The National Health Service (General Ophthalmic Services and Optical Charges and Payments) (Amendment) (Wales) Regulations 2016

Welsh: Rheoliadau'r Gwasanaeth Iechyd Gwladol (Gwasanaethau Offthalmig Cyffredinol a Ffioedd a Thaliadau Optegol) (Diwygio) (Cymru) 2016