Dubber (ASX:DUB) has repaid AU$6.8 million in historic tax liabilities to the Australian Tax Office using existing cash reserves, according to a Friday filing with the Australian bourse.

The company has also secured a $5 million unsecured loan facility from major shareholder Thorney Investment Group, with an 18-month term, available at short notice, the filing said.

The facility has no equity issuance or conversion options, and is subject to commercial terms including a 1% establishment fee, 3% line fee, and 8% interest on drawn funds, the filing added.

There are no penalties for early repayment or termination, the company said.

Shares of the company fell past 19% in recent Friday trade.