There is ample evidence that pinpoints neurological disorders as one of the greatest threats to public health. There are several gaps in understanding the.Sign upOpenId – openid.net/Another enhancement is that they have expanded the range of people who qualify to take this credit. Under the old rule, there was a phase out. If you made two much money, the credit was no longer available to you. Those phase outs started around $50,000 for single filers and $100,000 for joint filers. Under the new rule, those phase outs have been raised. So, a person making $80,000 (Adjusted Gross Income or AGI) for single filers and $160,000 (AGI) for joint filers is where the phase outs now start to kick in. Under the new rule, if your income for a single filer equals $90,000 (AGI) or $180,000 (AGI) for a joint filer, then you are phased out from taking these credits.