relief measure; mitigation measure
A formal term for a measure taken to reduce or alleviate a burden, risk, or negative impact. Often used in legal, policy, or business contexts.
The government announced relief measures for the tax burden.
With this mitigation measure, the burden on small and medium-sized enterprises is expected to decrease.
Compound of 軽減 (keigen, 'reduction, lightening') and 措置 (sochi, 'measure, step'). The exact historical derivation is uncertain, but the word is a straightforward Sino-Japanese compound.