Customs ports amendment limits exports through specified inland container depots to designated seaports for routing control. The Government amends listed customs exemption notifications to substitute and expand port and inland container depot listings (adding Jamnagar and multiple ICDs and land customs stations) and inserts a proviso that goods delivered for export via any specified inland container depot shall be exported only through the seaports at Mumbai, Nhava Sheva, Kandla, Chennai or Kolkata.