Liaison with International ISO Committees

S.No	BIS Committee No.	BIS Committee Title	ISO Committee No.	ISO Committee Title	Role
1	WRD-1	Hydrometry	ISO TC 30	Measurement of fluid flow in closed conduits	Observer
2	WRD-1	Hydrometry	ISO TC 30 / SC 2	Pressure differential devices	Observer
3	WRD-1	Hydrometry	ISO TC 30 / SC 5	Velocity and mass methods	Participating
4	WRD-1	Hydrometry	ISO TC 30 / SC 7	Volume methods including water meters	Observer
5	WRD-1	Hydrometry	ISO TC 113	Hydrometry	Observer
6	WRD-1	Hydrometry	ISO TC 113 / SC 1	Velocity area methods	Observer
7	WRD-1	Hydrometry	ISO TC 113 / SC 2	Flow measurement structures	Participating
8	WRD-1	Hydrometry	ISO TC 113 / SC 5	Instruments, equipment and data management	Participating
9	WRD-1	Hydrometry	ISO TC 113 / SC 6	Sediment transport	Participating
10	WRD-3	Ground Water and Related Investigations	ISO TC 113 / SC 8	Ground water	Participating
11	WRD-3	Ground Water and Related Investigations	ISO TC 319	Karst	Observer
12	WRD-29	Small Hydropower Plants	ISO TC 339	Small hydropower plants (SHP plants)	Participating
13	WRD-29	Small Hydropower Plants	ISO TC 339	Small hydropower plants - Vocabulary	Participating