Market regulator Securities and Exchange Board of India (SEBI) has imposed a penalty of Rs10 lakh each on Kapil Wadhawan, chairman and managing director (CMD), and his brother Dheeraj Wadhawan, who is a promoter and non-executive director of Dewan Housing Finance Corp Ltd (DHFL) for non-disclosure of their share transactions in DHFL Pramerica Life Insurance Ltd (DPLI).