IST realizes the difference of the average income of authors from developing and developed countries, hence IST offers substantial discount on publication charges on manuscript registration upon final acceptance. The discount will be governed according to the following categories.

Discount of 50 USD

Afghanistan	India	Rwanda
Bangladesh	Kenya	São Tomé and Principe
Benin	Korea, Dem Rep.	Senegal
Burkina Faso	Kyrgyz Republic	Sierra Leone
Burundi	Lao PDR	Solomon Islands
Cambodia	Liberia	Somalia
Central African Republic	Madagascar	Sudan
Chad	Malawi	Tajikistan
Comoros	Mali	Tanzania
Congo, Dem. Rep	Mauritania	Timor-Leste
Côte d'Ivoire	Mongolia	Togo
Eritrea	Mozambique	Uganda
Ethiopia	Myanmar	Uzbekistan
Gambia, The	Nepal	Vietnam
Ghana	Niger	Yemen, Rep.
Guinea	Nigeria	Zambia
Guinea-Bissau	Pakistan	Zimbabwe
Haiti	Papua New Guinea

Discount of 35 USD

Albania	El Salvador	Namibia
Algeria	Fiji	Nicaragua
Angola	Georgia	Paraguay
Armenia	Guatemala	Peru
Azerbaijan	Guyana	Philippines
Belarus	Honduras	Samoa
Bhutan	Indonesia	Sri Lanka
Bolivia	Iran, Islamic Rep.	Suriname
Bosnia and Herzegovina	Iraq	Swaziland
Cameroon	Jamaica	Syrian Arab Republic
Cape Verde	Jordan	Thailand
China	Kiribati	Tonga
Colombia	Lesotho	Tunisia
Congo, Rep.	Macedonia, FYR	Turkmenistan
Cuba	Maldives	Ukraine
Djibouti	Marshall Islands	Vanuatu
Dominican Republic	Micronesia, Fed. Sts.	West Bank and Gaza
Ecuador	Moldova
Egypt, Arab Rep.	Morocco

Discount of 25 USD

American Samoa	Kazakhstan	Poland
Argentina	Latvia	Romania
Belize	Lebanon	Russian Federation
Botswana	Libya	Serbia
Brazil	Lithuania	Seychelles
Bulgaria	Malaysia	Slovak Republic
Chile	Mauritius	South Africa
Costa Rica	Mayotte	St. Kitts and Nevis
Croatia	Mexico	St. Lucia
Dominica	Montenegro	St. Vincent and the Grenadines
Equatorial Guinea	Northern Mariana Islands	Turkey
Gabon	Oman	Uruguay
Grenada	Palau	Venezuela, RB
Hungary	Panama