custom bid for services - registration fee inclusive of application fee certification fee other charges if applicable 1 lot for environmental management system , custom bid for services - recertification audit fee 1 time for environmental management system , custom bid for services - periodical audit fee for 3 years block period 5 times for environmental management system , custom bid for services - general awareness training programme for maximum 100 persons 1 day for environmental management system , custom bid for services - internal auditor training programme with issue of certificates for maximum 25 persons 2 days for environmental management system