The June BOP became $3.3 billion instead of $3.61 billion.
Egypt's exports of copper and its derivatives went down during the first half of 2020 by about 25 percent to reach $33 million.
The law has been approved but final details are yet to be published in the official gazette.
MSCI’s index of world stocks .MIWD00000PUS rose 0.3 percent to its highest since May 14, helped by Asian shares which climbed to an 11-week high overnight.
Egypt’s cement exports in 2017 increased 242 percent year-on-year to reach 2.75 million tons.
The value of global mining and metals deals hit a four-year high in 2017, according to accountancy firm EY.
World stocks rose on Monday and copper touched a three-year high as upbeat Chinese data drove optimism about the China's economy, as oil prices jump.
Indonesia and Freeport-McMoRan Inc on Tuesday reached an agreement that lets the U.S. miner continue operating its giant Grasberg copper and gold mine.