The environment ministry, in May, had notified the stringent Prevention of Cruelty to Animals (Regulation of Livestock Markets) Rules, 2017 under the Prevention of Cruelty to Animals Act.
Under the rules, there was a ban on the sale and purchase of cattle at animal markets for slaughter, a move that was expected to hit the trade and export of meat and leather.
"The ministry is considering certain changes, which will make the rules more acceptable," a top environment ministry official said.
Environment Minister Harsh Vardhan had earlier said the government was open to considering alternative views and that suggestions on the issue were being reviewed.
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He had also said that the aim of the rules was to regulate the animal markets and sale of cattle and asserted that the provisions only applied to animals in the livestock markets and those seized as case properties.
Sources in the environment ministry said the file in this regard had already been sent to the law ministry.
In July, the Supreme Court had extended to the entire country the Madras High Court order, staying the notification of the Centre, banning the sale and purchase of cattle at markets for slaughter.
Meanwhile, animal rights body the People for the Ethical Treatment of Animals (PETA) termed it a "dark day" for animals as the nation "turned its back" on the most vulnerable cattle and other animals.
As the transporters and handlers usually considered it a waste to provide any care to the animals destined for death, the animals that often arrived at the markets with injuries or broken bones due to transportation or lack of proper ramps were typically left to suffer without any veterinary care, he added.
"They are denied food and water and crammed into trucks when chosen for slaughter. Sending animals for slaughter directly, rather than through the market, can at least spare them some suffering.