The company had posted a net profit of Rs 270.06 crore in the year-ago period, it said in a BSE filing.
Net sales declined to Rs 482.02 crore as against Rs 546.79 crore in the year-ago period.
In a separate filing, the company said that its board has declared interim dividend of Rs 0.63 per equity share (face value of Rs 10 each) for 2015-16.
In another filing, the company said that it has fixed February 17, 2016, as the record date for the purpose of payment of interim dividend.
SJVN Ltd is a joint venture between the Centre and the government of Himachal Pradesh.