ICB introduced Bank Guarantee scheme in 2002-03. ICB provides (i) Bid Bond for enabling the business people to participate in any tender or bidding; (ii) Performance Bond for helping the business community to continue their business smoothly by fulfilling their obligations promised by them to their clients; and (iii) Customs Guarantee for solving different disagreements between the customs authority and the business classes at the initial stage. The maximum limit of guarantee is Tk. 2.00 crore and would be issued against at east 20% cash and 80% easily encashable securities or against 100% cash margin. Re-guarantee from other financial institution is required for guarantee against the amount exceeding Tk. 2.00 crore.