ICICI Bank's International footprint consists of subsidiaries in the United Kingdom and Canada, branches in the United States, Singapore, Bahrain, Hong Kong, Shanghai, Dubai International Finance Centre and representative offices in the United States, United Arab Emirates, Bangladesh, Nepal, Malaysia and Indonesia. The Bank's wholly-owned subsidiary ICICI Bank UK Plc has seven branches in the United Kingdom and a branch in Germany. The Bank's wholly-owned subsidiary ICICI Bank Canada has nine branches.

The Bank's international franchise focusses on four strategic pillars, namely the NRI ecosystem comprising deposits, remittances, investments and asset products; the MNC ecosystem comprising both foreign MNCs investing in India and Indian MNCs for their foreign currency and other India related requirements as well as Global In-house Centres (GIC), which are back-offices of MNCs created to serve the world; trade ecosystem, comprising primarily India-linked trade transactions which are self-liquidating in nature; and funds ecosystem, to capture fund flows into India through the Foreign Portfolio Investment (FPI) and Foreign Direct Investment (FDI) route.