Northern Ireland business leaders have urged the executive to delay major reforms to workers' rights.
They say there will not be enough time to properly scrutinise the employment law changes before next year's assembly election.
In a letter to ministers they also raised the potential negative impacts on job creation and investment.
The Good Jobs Bill, first announced in 2024, would give workers a range of enhanced rights including an effective ban on zero hour contracts.
The bill is a major priority for the Economy Minister, Caomihe Archibald.
She has described it as necessary to "help families meet the demands of modern life, support well-being and allow parents and carers to remain in the workforce."
It is understood that businesses are most concerned about changes aimed at enhancing the role of trades unions.
Currently unions can only start the process of seeking recognition in a workplace if there are at least 21 employees.
The new law would cut that threshold to 10 employees.
The most controversial proposal is to give unions greater rights to meet with a workforce.
Currently, unions generally only have a right to enter a workplace if they are already recognised by the employer.
The bill would give unions a "right to request" access to meet with workers for recruitment and representation.
Access would not be automatic, but employers would not be permitted to "unreasonably" withhold it.
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