New York state is poised to ban the use of toxic chemicals in children’s toys, clothing, and furniture and to require manufacturers to disclose whether those chemicals are in their products.

The state Senate and Assembly April 30 cleared legislation (A.6296/S.501), known as the Child Safe Products Act, that would require the New York Department of Environmental Conservation to post and periodically review a list of dangerous chemicals or chemicals of concern.

If signed into law,...