 BASF fungicides Veltema, Revitec, and Headline Amp are rated excellent control on tar spot. And for soybeans, an application of Revitec or Veltema at R2 to R4 will protect that canopy from foliar diseases and provide that plant health punch to make it through the growing season. Finish strong and start now. Be sure and talk with your local BASF retailer. Always read and follow label instructions.