In 1960. Between the two countries, a trade agreement and an agreement on the annual supply of Iranian oil products, as well as an agreement on transit issues and an agreement on extension of the pre -war protocol on the issuance of criminals were signed to Afghanistan. In 1962. A new agreement on transit issues was concluded and an additional protocol to it, according to which the Afghan side provided new benefits for paying for the transit transportation of their foreign trade goods. In 1963. Between the Office of the State Monopolies of Afghanistan and the Iranian National Oil Company, another agreement was signed on the annual supply of oil products from Iran in the amount of 33.5 thousand. T per year. In the same year, a new trade agreement was concluded, as well as an agreement on direct telegraphic message. For a long time in a controversial issue in Afghan-Iranian relations was the problem of regulating the water regime R. Hilmenwood irrigating vast land arrays in both countries. In the spring of 1978. The agreement on the distribution of Hyilmain waters was ratified and entered into force.