Tier 1


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Tier 1

(1) See Tier 1 network.

(2) The top level. A Tier 1 city is one of the major metropolitan areas in a country. A Tier 1 vendor is one of the largest and most well-known in its field. However, the term can sometimes refer to the bottom level or first floor. For example, the U.S. government labeled Tier 1 Y2K compliance as the bottom level.
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References in periodicals archive ?
SARACENS, Leinster and Toulouse will each be guaranteed a top ranking in Tier 1 when the pool draw for the Heineken Champions Cup takes place in Lausanne tomorrow.
National Tier 1: Mass Tort Litigation / Class Actions -Defendants.
He said that in the the new TBMSC capitalisation structure, insurers would automatically fall in any of tier 1 to 3 based on their financial statement position.
Foreign Affairs Secretary Alan Peter Cayetano yesterday welcomed the decision of the United States government to retain the Philippines in the Tier 1 premier status for its efforts to fight human trafficking.
It evaluates 187 countries and territories and ranks them into four tiers (Tier 1, Tier 2, Tier 2 Watch List, and Tier 3), with Tier 1 being the best and Tier 3 the worst.
In 2011, 71% of generic drugs were placed on tier 1, the lowest tier in the formulary.
This approach led to strict definitions of over- and underperformance for placing programs into tier 1 or 3, which strongly depended on the number of transplants performed by the program.
Linklaters has advised The National Commercial Bank (NCB) on its issuance of a SAR 1 billion additional tier 1 capital Sukuk (Islamic bond) and has also advised on the issue by Qatar Islamic Bank (QIB) of QAR 2 billion additional tier 1 capital Sukuk.
Called the DTI-1244, Davron says the oven is used by a Tier 1 automotive supplier that forms interior components.
This randomized control study compares the efficacy of two response-to-intervention (RTI) models: (1) Dynamic RTI, which immediately refers grade 1 students with the weakest skills to the most intensive intervention supports (Tier 2 or Tier 3); and (2) Typical RTI, which starts all students in Tier 1 and after 8 weeks, decides whether students who did not respond to general instruction in Tier 1 should move to Tier 2.
Federal standards for off-road diesel engines were first adopted in 1994 for engines over 50 horsepower and called Tier 1. Further developments led to the 1998 EPA final rule that introduced Tier 1 standards for equipment under 50 horsepower and increasingly more stringent Tier 2 and Tier 3 standards for all equipment with a phased-in schedule from 2000 to 2008.