RICS standards Valuation calculations A B C D E F G H I J K L M N O P Q R S T U V W X Y Z C Comparable evidence in property valuation (ARCHIVED) L Leasehold reform valuation in England and Wales (ARCHIVED) R RICS Valuation – Global Standards 2017 (ARCHIVED) RICS Valuation – Global Standards 2022 U User guide: reflecting uncertainty in valuations