The cost to apply for income certificates varies depending on the method. Through Akshaya Centers: If a candidate applies for a Kerala income certificate through Akshaya Centers, they must pay fees of Rs. 28, Rs. 18, Rs. 7, and Rs. per page for scanning and printing. The cost is merely Rs. 12 for SC/ST families and Rs. 20 for those who fall under the Below Poverty Line category. Online Application: There is a minimal cost of Rs. 15 for applicants who submit their applications online.