Three-way matching between Purchase Order, Tax Invoice/Delivery order, Service Report which was signed by customer and other supporting document (i.e. Quotation, Delivery Order); found no exception.
Sight the segregration of duty between the preparer, reviewer, and authorised person of Tax Invoice/Delivery Order which was
Prepared by K. Sineenat (Chief Accounting Staff)
Reviewed by K. Ornanong (Accounting Manager)
Authorised by K.Alisa(General Manager) or Mr. Montchai (Charge of Service) respectively on the Company's Invoice to customer.
Checked for authorisation on service process;
Quotation: There was authorised signature of K.Montchai (Charge of service) or K.Suriyon (Service manager) respectively on the Company's Quotation.
Tax Invoice/ Delivery Order: There was authorised signature of K.Alisa (General Manager) or K.Montchai (Charge of service)respectively on the Company's Tax Invoice to customer.
Checked for posting to subledger and GL. (Checked against GL Report in the system found that it was automatically posted with the same date as Invoice.)