No, that is not a tax levy.
From IRS.GOV:
"A levy is a legal seizure of your property to satisfy a tax debt. Levies are different from liens. A lien is a claim used as security for the tax debt, while a levy actually takes the property to satisfy the tax debt."
See the following for details:
http://www.irs.gov/Businesses/Small-Businesses-&-Self-Employed/Levy