05 Dec 2011 Certification Specification (CS) Official Publication Amendment 1 Certification Specifications group CS-31HB Hot Air Balloons Related ContentRead More Related Content [pdf] Easy Access Rules for Hot Air Balloons (CS-31HB) (Amendment 1) (pdf) Read More CS file [pdf] CS-31HB Amendment 1 Related ED Decision ED Decision 2011/013/R Explanatory Note [pdf] CS-31HB/Amendment 1 - Explanatory Note Change Information [pdf] CS-31HB/Amendment 1 - Change Information
