Constitution of India , Art.16— Promotion - Post of Junior Executive - Reference to corrigendum - While petitioner's claim for promotion was under consideration State issuing corrigendum which was meant to substitute original reference - By corrigendum only one circular is referred to, while in initial reference no such limitation is stipulated for consideration of promotion - Scope of adjudication of claim for promotion is squeezed within compartment of corrigendum - Matters incidental to dispute and such implied power cannot be limited by issuing corrigendum - Corrigendum liable to be quashed - Resettling issue of promotion on basis of corrigendum, not proper. (Para 6 6A 7)