Conservative MPs Dean Allison, Colin Carrie and Leslyn Lewis were photographed having dinner with Christine Anderson, a member of the European Parliament.
Many Tory members of Parliament have pledged full support to the protesters, including recently elected interim leader Candice Bergen and Pierre Poilievre, the first candidate to announce his bid for party leadership.
Four Conservative MPs have been absent from the House of Commons since it passed a motion tightening the mandatory COVID-19 vaccination policy, with Leader Erin O'Toole refusing to say why.
Erin O'Toole says comments about COVID-19 vaccines by some members of his caucus are not helpful and are spreading uncertainty about immunization, but he will deal with those issues privately with his team.
Mandatory immunization has been called for by the Liberals and Bloc Québécois, and supported by the NDP, as parties prepare for Parliament to resume following last month's federal election.
Prime Minister Justin Trudeau's state visit to India is officially underway as he arrived with his family in New Delhi at sundown on Saturday, February 17, 2018.