Nothing has changed about the requirements to to file Form 5500-EZ. See the instructions for this form: https://www.irs.gov/pub/irs-pdf/i5500ez.pdf
If the assets in the plan at the end of the plan year were under $250,000 and the plan has not been terminated, filing Form 5500-EZ is not required.
According to the IRS, one must file Form 5500-EZ for a retirement plan if the plan is a one-participant plan or a foreign plan that is required to file an annual return under section 6058(a). For example, if your plan now has more than one participant, or if it's a new plan, you may be required to file.
Please read the Instructions for Form 5500-EZ for more information about filing this. Also, here is an additional information source that may be of interest to you.
If you didn't need to file in the past, there may have been a change in the plan that necessitated the need to file this year.
Nothing has changed about the requirements to to file Form 5500-EZ. See the instructions for this form: https://www.irs.gov/pub/irs-pdf/i5500ez.pdf
If the assets in the plan at the end of the plan year were under $250,000 and the plan has not been terminated, filing Form 5500-EZ is not required.