'Innocent mistakes' the biggest fear when filing tax returns, says study 

Research says tax returns a concern for three in five respondents 

Less than half of Irish people filing a tax return are confident they are claiming all eligible tax credits and deductions, a new study said. 

Less than half of Irish people filing a tax return are confident they are claiming all eligible tax credits and deductions, a new study said. 

The research carried out by iReach Insights found that three out of every five people admit to having at least one significant concern when filing their taxes. 

In 2024, Revenue said 899,221 individuals were categorised for self-assessment income tax registration. 

The study commissioned by FastTax.ie (formerly PayLessTax.ie) questioned 1,000 respondents. 

It found 40% of respondents said “fear of making innocent mistakes that could be costly” is their biggest worry when filing taxes, followed by "being overwhelmed or confused" (31%).

The research indicates that 44% of Irish adults are confident they are claiming all eligible tax credits and deductions, suggesting many could be missing out on entitlements.