The government will provide additional Small Business Grant Scheme funding for local authorities to support small businesses that already pay little or no business rates because of small business rate relief (SBBR), rural rate relief (RRR) and tapered relief.
you can find further information on the scheme below:
https://www.gov.uk/government/publications/guidance-to-employers-and-businesses-about-covid-19/covid-19-support-for-businesses