бессрочная лицензия(A perpetual license is a license that is paid once and does not need to be renewed annually. Or, a license with no expiration date. Or, a perpetual license is a kind of license that is only paid once, and does not require annual renewal. It is different from the regular license which requires a subscription for constant updates but with a perpetual license you do not have to commit each year.- АД Alex Lilo)
доктрина "постоянного пересмотра"(в соответствии с которой законодательство теоретически признается постоянно отвечающим потребностям сегодняшнего дня независимо от частоты внесения поправок)