Standard obstruction markings and lightings as per IS 5613 notification and International Civil Aviation Organization (ICAO) standards on Wind Turbines January 6, 2020 Anand Gupta 0000 India Standard obstruction markings and lightings as per IS 5613 notification and International Civil Aviation Organization (ICAO) standards on Wind Turbines For more information please see below link: Source: mnre.gov.in Read more Fitch Ratings affirms Clean Renewable Power’s USD 363 mn notes ‘BB-‘ rating with stable outlook – EQ