Versions of 42 USC 300j-19c - Study on intractable water systems on LawServer 2024 42 USC 300j-19c – Study on intractable water systems 2023 42 USC 300j-19c – Study on intractable water systems 2022 42 USC 300j-19c – Study on intractable water systems 2021 42 USC 300j-19c – Study on intractable water systems 2020 42 USC 300j-19c – Study on intractable water systems 2018 42 USC 300j-19c – Study on intractable water systems