The Prime Minister says members of organizations such the Kiwanis, Lions and Royal Canadian Legion can claim a tax break for their membership fees if the Conservatives are re-elected.
The Conservative leader was speaking in the town of Rockland, in eastern Ontario, and was the only leader of the main parties expected to hold a public event on Sunday.
NDP Leader Tom Mulcair and Liberal Leader Justin Trudeau had no campaign events planned.
Harper once again declined to comment on the revelations coming from the Mike Duffy trail, reiterating that he wouldn't comment on an ongoing court proceeding.
Harper has been dogged by the Duffy trial, which resumes Monday in Ottawa and continues for one more week before adjourning until November — after the Oct. 19 election.
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