California to Bring Backbr Indoor Concerts in April.br California state officialsbr have announced their intentbr to allow the resumption of large,br indoor events in the state. .br Starting April 15, indoorbr concerts and performancesbr will be allowed to resumebr with certain limitations. .br Large gatherings, both public andbr private, will also be allowed to resume. .br Restrictions regarding capacity will vary dependingbr on California’s tiered reopening system, whichbr relies on color codes to identify COVID-19 risk. .br California counties are divided intobr purple, red, orange and yellow zones,br with purple being the most restrictivebr and yellow the least restrictive. .br Venues can increase their allowedbr capacity if they require all attendeesbr to get tested for COVID-19 orbr provide proof of full vaccination.br Venues with a capacity below 1,500 peoplebr are limited to 10 percent in red zones (25 percentbr with test or vaccine requirements).br 15 percent in orange zones (35 percent) andbr 25 percent in yellow zones (50 percent).br Venues with a capacity above 1,501 peoplebr are limited to 20 percent in red zones and mustbr require testing or proof of vaccination.