In some instances, your electric heat my be tax exempt during the months of November through April. If electric heat is the primary source of heat in your primary residence or business, you may qualify. Please contact our office if you feel you may qualify for this exemption. Sales Tax exemption forms can be mailed out to our member/owners from P.K.M. Electric Cooperative, Inc. You can also visit the State of Minnesota website http://www.revenue.state.mn.us for more information.