Notional profit is an estimate of earnings primarily used in the building and construction industry. It is used to smooth out fluctuations in reported revenue due to contracts that take a long time to complete. It is calculated by the equation:
n o t i o n a l p r o f i t = w o r k i n p r o g r e s s − c o s t i n c u r r e d t o d a t e {\displaystyle notional\ profit=work\ in\ progress-cost\ incurred\ to\ date}