APPENDIX I GLOSSARY ACA–  Assignment   control   authority. An   ACA selects, details, and orders particular individuals to fill billets according to the manning levels and priorities   designated   by   the   manning   control authority  (MCA).  BUPERS  (PERS  40)  is  the assignment  control  authority  for  designated strikers  and  all  petty  officers.  Naval  Reserve Personnel   Center   (NAVRESPERSCEN)   (Code 30)  is  the  assignment  control  authority  for  all enlisted  TAR  personnel.  Commanding  Officer, Enlisted   Personnel Management   Center (EPMAC)  is  the  assignment  control  authority for  SN,  FN,  and  AN  personnel. ACC–  Accounting  category  code. ACE–  American  Council  on  Education. ACN–  Activity  control  number. Used  in  the handling  of  classified  correspondence  such  as top  secret. ACQUIRED  DEPENDENT–  A  military  member’s dependent acquired through marriage, adoption, or other action during the course of a member’s current  tour  of  assigned  duty.  The  term  does not  include  persons  dependent  on  the  member or  children  born  of  a  marriage  that  existed before the beginning of a current overseas tour. ACT, RES, or RET–  As relating to the issuance of identification  (ID)  cards,  these  acronyms  stand for   active   duty   (ACT),   Reserve   (RES),   or retired   (RET). ACTING–  When  the  commanding  officer  is  absent, the  executive  officer  may  be  “Acting”  as commanding    officer. For   example,   in correspondence,  when  a  letter  is  written  from the  commanding  officer  to  an  organization  and the  person  “Acting”  signs  it,  the  “Acting”  word will be indicated below the signature line. ACTIVE DUTY– Full-time duty in the active service of   a   uniformed   service,   including   full-time training   duty, annual   training   duty,   and AI-1 attendance while in the active service at a school designated  as  a  service  school  by  law  of  the Secretary  concerned,  such  as  the  Secretary  of the Navy. ACTIVE DUTY FOR TRAINING (ADT)–  Full-time training  duty  in  the  active  military  service  for the express purpose of training members of the Ready  Reserve  to  acquire  or  maintain  required military skills. It includes initial basic training, advanced  individual  training,  annual  training duty, and full-time attendance at Service schools so  designated  by  law  or  the  Secretary  of  the Service  concerned,  such  as  the  Secretary  of  the Navy. ACTIVE SERVICE–  Active  service  means  service  on active duty. ADDU– Additional duty. ADP– Automatic  data  processing. ADSD–  Active duty service date. ADSW/OYR–  Active duty for special work/one year recall. ADVANCE LEAVE– Advance leave is leave granted before  its  actual  accrual  to  the  member’s  leave account. It is based on a reasonable expectation that leave will be earned by the member during the  remaining  period  of  obligated  service  of active duty. ADVANCEMENT IN RATE OR REDUCTION IN RATE–  Promotion  to  a  higher  paygrade  or demotion  to  a  lower  paygrade. ADVANCE PAY– Advance pay is intended to enable a member to have sufficient money to execute a move  without  visiting  disbursing  officers  en route or submitting claims at the member’s new duty station until the member has settled in the new  residence  and  reported  for  duty.