Eight more will allow banks from all other states to enter their markets by January 1991.
The Texas law allowed banks to have branches only within their home county.
The central government has allowed several small banks to raise capital through bonds or stock issues.
Last week, Congress passed legislation allowing banks to do more business across state lines.
Many states have agreements with one another allowing banks to cross state borders.
It would not allow banks to sell insurance or to broker real estate.
The changes would allow banks and insurance companies to share in the action.
That would allow state-chartered banks to, among other things, play a larger role in selling insurance.
After the visit, the government allowed private banks to engage in the foreign exchange market.
The bill also allows banks in the state to charge higher variable interest rates on credit cards than under the current law.