Mumbai, Sept. 10 -- Fitch Ratings believes the reform of India's goods and services tax (GST) should be generally credit positive for rated Indian companies, stimulating consumption and reducing risks to the economic growth outlook as higher US tariffs threaten export demand. Fitch expects the impact on the sovereign credit profile to be limited, though the reform is likely to reduce revenue slightly compared with our assumptions when we affirmed India's 'BBB-' rating with a Stable Outlook in August. The key element of the reform is the abolition of the 12% and 28% bands for GST, effective from 22 September. Most products in these bands will move to the lower 5% and 18% bands, respectively. The ratings expect these and other GST changes t...