Two digit ISIC categories that identify environmental protection services
|90||Sewage and refuse disposal, sanitation and similar activities|
|90.1*||Collection, transport, treatment and disposal of waste|
|90.2*||Collection and treatment of waste water|
|90.3*||Cleaning of exhaust gases|
|90.5*||Other environmental protection services n.e.c.|
|90.6*||Sanitation and similar services|
Proposed SEEA breakdown.