The US Dollar exchange rate in the black market remained steady Tuesday registering EGP 9.20 for buying and EGP 9.25 for selling, amid exchange companies committing with Central Bank's announced price, which hovers around EGP7.80 pounds, Al-Bawaba News reported. The central bank had launched a number of sudden inspection campaigns, to catch illegal exchange companies, which resulted in withdrawal of permits and the closing of 4 exchange companies.