Can I make a one-off donation by direct debit? GiveNow Service January 29, 2020 22:01 Updated One-off donations can only be made by credit card. Donations by direct debit are only available for regular donations. Related articles How much of my donation will go to the organisation? How does the donation process work? Are all donations on GiveNow tax deductible? Can I make a regular donation? Do I need to sign up for an account to make a donation?