The Department of Health proposed to amend N.D. Admin. Code §33.15, North Dakota Air Pollution Control Rules. Changes would implement changes to federal rules. There will be a public hearing April 10, 2012, and the deadline for comment is April 21. See http://www.legis.nd.gov/information/rules/docs/pdf/2012/doh041012notice.pdf for the notice and http://www.legis.nd.gov/information/rules/docs/pdf/2012/doh041012changes.pdf for the changes.