All 46 members of the opposition signed the accord as a sign of their solidarity and stand as an alliance.
The coalition partners include: National Alliance, Pangu Party, THE Party, Melanesian Liberal Party, PNG Party, Coalition Reform Party, People's Movement for Change Party and PNG National Party.
The accord stands on dealing with the country's outstanding issues and work towards building a strong alternative government for PNG.
Priority areas like education, health and resources will be looked at closely in terms of driving the PNG economy and doing right by the people.
Much were raised about the country's ongoing election issues, however, the opposition believes that all 46 members will remain intact to break through the anticipated challenges ahead.