"I feel that there is not much of a level playing field in terms of availability of credit ... Company which make for India does not get credit easily or if he gets it, it is at unaffordable (rates)," Sitharaman said.
She said that companies which have some group abroad and a subsidiary operating India are able to obtain credit at cheaper rates outside.
"...And therefore they seem to benefit from the cheap credit availability," she told a private news channel.
Wholesale price inflation hit a zero level in November, the lowest in about five and a half years, on account of decline in prices of food, fuel and manufactured items.
The minister also urged the banks to focus more on lending small and medium enterprises units.
When asked about the forthcoming Budget, which is scheduled on February 28, she said that "it will be a good budget".