But unions say Holidays Act overhaul leaves women, casual and part-time workers worse off.
Migration and Investment Assn says its requests to be involved in policy talks met with silence.
The government faces flak over three waters reform, drug rehab programme linked to the Mongrel Mob.
Higher costs for petrol and new housing helped push up CPI.
At least 75,000 visa holders will benefit from the changes.
National Party MPs to attend the protests around the country.
The National Party describes the proposed funding as a "taxpayer bribe".
Speed of change means there will be some very unjust outcomes, CPA says.
National accuses the government of implementing policies by stealth, yet many were in Labour's election manifesto.
The new agency told it doesn't need to maximise profit.