Box specification
=================

Source: Webové služby ISDS pro vyhledávání datových schránek, version 2.7
    (2009-12-18) [DBSearch_ws.pdf]
Source: Webové služby ISDS pro manipulaci s datovými schránkami, version 2.6
    (2010-01-18) [DataMessage_ws.pdf], Page 6

Box types
=========

Symbol      Number  Description
--------------------------------------------------------------------------
            0       ISDS system
OVM         10      Standard government (state or municipality or similar)
                    office
OVM_NOTAR   11      Notary
OVM_EXEKUT  12      Executor
OVM_REQ     13      Subsidiary office with OVM status assigned on request
                    (section 6 and 7 of act)
PO          20      Standard commercial organization (in trade registry)
PO_ZAK      21      Other organization based on law
PO_REQ      22      Organization with box assigned on request
PFO         30      Person in bussiness
PFO_ADVOK   31      Layer
PFO_DANPOR  32      Tax consultant
PFO_INSSPR  33      Administrator of insolvency
FO          40      Standard person


Box states
==========

Value       Description 
-----------------------------------------------------
0 or empty  Error occurred while retrieving box state
1           Box is accessible.
2           Temporarily inaccessible
3           Not yet active
4           Permanently inaccessible
5           Box has been removed

Only state 1 means box is capable of receiving messages.