Leases SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES continued l.

PERUSAHAAN PERSEROAN PERSERO PT TELEKOMUNIKASI INDONESIA Tbk AND SUBSIDIARIES NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS As of June 30, 2017 and For the Six Months Period Then Ended unaudited Figures in tables are expressed in billions of Rupiah, unless otherwise stated 24

2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES continued r. Revenue and expense recognition

ii. Fixed line telephone revenues Revenues from usage charges are recognized as customers incur the charges. Monthly subscription charges are recognized as revenues when incurred by subscribers. Revenues from fixed line installations are deferred and recognized as revenue on the straight- line basis over the expected term of the customer relationships. Based on reviews of historical information and customer trends, the Company determined the term of the customer relationships is 18 years. iii. Interconnection revenues Revenues from network interconnection with other domestic and international telecommunications carriers are recognized monthly on the basis of the actual recorded traffic for the month. Interconnection revenues consist of revenues derived from other operato rs’ subscriber calls to t he Group’s subscribers incoming and calls between subscribers of other operators through t he Group’s network transit. iv. Data, internet, and information technology service revenues Revenues from data communication and internet are recognized based on service activity and performance which are measured by the duration of internet usage or based on the fixed amount of charges depending on the arrangements with customers. Revenues from sales, installation and implementation of computer software and hardware, computer data network installation service and installation are recognized when the goods are delivered to customers or the installation takes place. Revenue from computer software development service is recognized using the percentage-of- completion method. v. Network revenues Revenues from network consist of revenues from leased lines and satellite transponder leases which are recognized over the period in which the services are rendered. vi. Other revenues Revenues from sales of handsets or other telecommunications equipments are recognized when delivered to customers. Revenues from telecommunication tower leases are recognized on straight-line basis over the lease period in accordance with the agreement with the customers. Revenues from other services are recognized when services are rendered to customers. vii. Multiple-element arrangements Where two or more revenue-generating activities or deliverables are sold under a single arrangement, each deliverable that is considered to be a separate unit of accounting is accounted for separately. The total revenue is allocated to each separately identifiable component based on the relative fair value of each component and the appropriate revenue recognition criteria are applied to each component as described above.