Institute Documents http://117.252.14.250:8080/jspui/handle/123456789/9 2026-04-16T02:01:56Z Memorandum of Association And Rules And Regulations. http://117.252.14.250:8080/jspui/handle/123456789/7329 Memorandum of Association And Rules And Regulations. National Institute of Hydrology 1990-11-01T00:00:00Z BYE-LAWS AND WORKING RULES http://117.252.14.250:8080/jspui/handle/123456789/7327 BYE-LAWS AND WORKING RULES National Institute of Hydrology 1985-09-01T00:00:00Z ISO Certificate till 12.12.2024 http://117.252.14.250:8080/jspui/handle/123456789/6644 ISO Certificate till 12.12.2024 National Institute of Hydrology ISO Certificate till 12.12.2024 2022-01-01T00:00:00Z NIH Registration Society July 2020 http://117.252.14.250:8080/jspui/handle/123456789/4688 NIH Registration Society July 2020 National Institute of Hydrology 2020-01-01T00:00:00Z