"upper ceiling" is correct and usable in written English.
You can use it to refer to the highest level or limit that something can rise or be set at. For example, "The company set an upper ceiling of 10% for salary increases this year."
The legislation would place an upper ceiling on rent increases.
But the legislation would place an upper ceiling on any rent increases to prevent excessive rises.
If we want to stay below the upper ceiling of 2 degrees, though, we still have a shot.
When you enter, a two-story curved sculpture will rise to the upper ceiling like a wave.
None of the 11 countries has inflation below the European Central Bank's stated upper ceiling of 2%.
It works to a point, but then there does seem to be an upper ceiling as your body's metabolism adapts and resists.
There would be upper ceilings on rent increases, with a benchmark set by the Royal Institution of Chartered Surveyors.
There are also proposals for more robust systems of transparency governing the interaction between the news media and their sources, stronger cross-ownership rules, clear upper ceilings on the share across media markets, and the introduction of levies on the turnover of profitable communications companies to help sustain both new and existing public-service oriented news projects.
Lower and upper ceilings are legislated annually and depend on the contributive group.
From the best available evidence it appears that at MMR all five of the major steps in energy delivery (namely, ventilation, pulmonary diffusion, cardiac output, tissue capillary – mitochondrial O2 transfer, and aerobic cell metabolism per se) approach an upper functional ceiling, with control strength being distributed amongst the various O2 flux steps.
On the energy demand side, the situation is somewhat simplified since at MMR approximately 90% of O2-based ATP synthesis is used for actomyosin (AM) and Ca2+ ATPases; at MMR these two ATP demand rates also appear to be near an upper functional ceiling.
