MODCHQ - SET UP AND MAINTENANCE Ó UNCTAD – SITE (V1.15) 10.3 Amendment Control Grid Periodically,   amendments   to   this   Reference   Document   will   be   issued.   Each amendment  batch  will  be  serially  numbered  and  dated.  This  Amendment  Control Grid  is  provided  in  order  to  maintain  a  record  of  the  receipt  and  incorporation  of amendments into the Reference Document and thereby ensure that it is kept fully up to date. 1 11 2 12 3 13 4 14 5 15 6 16 7 17 8 18 9 19 10 20