an essential amino acid, (CH 3) 2 CHCH(NH 2)COOH, white, crystalline, and water-soluble, present in most plant and animal proteins, required for growth. Symbol: V. valine.
Eligibility to File Taxes Online. Although most income tax returns can be filed online, there are some restrictions. For example, you cannot use NETFILE. to file a return for a year before the 2013 or 2014 tax years.if you are a non-resident of Canada.ligibility to File Taxes Online. Although most income tax returns can be filed online, there are some restrictions. For example, you cannot use NETFILE. to file a return for a year before the 2013 or 2014 tax years.
Exclusions. You cannot use EFILE web service to file an amended return or a return for any year except the 2012, 2013 and 2014. In addition, you cannot file a return electronically in any of the following situations:1  The taxpayer is a deemed resident (not subject to provincial or territorial tax).2  The taxpayer died prior to the current tax year.n addition, you cannot file a return electronically in any of the following situations: 1  The taxpayer is a deemed resident (not subject to provincial or territorial tax). 2  The taxpayer died prior to the current tax year.