questionText: To ask the Secretary of State for Transport, if she will make an assessment of the potential implications for her policies of the difference in colour vision medical standards between the UK Civil Aviation Authority and the (a) Irish Aviation Authority, (b) Federal Aviation Administration in the US, (c) Civil Aviation Safety Authority in Australia and (d) Civil Aviation Authority of New Zealand; how many pilots have (i) been denied and (ii) lost an initial Class 1 medical certificate due solely to colour vision deficiency in the last five years; what assessment she has made of the potential impact of colour vision medical standards on pilot (A) recruitment and (B) retention.
answerText: The UK approach to pilot colour vision testing involves initial screening using Ishihara test plates. Where applicants make a single error, advanced colour vision testing using the Colour Assessment and Diagnosis (CAD) test is required to measure colour v...
heading: Aviation: Colour Vision Deficiency