|  | Exhibit 4.2 |
|--|-------------|

| [stamp:]                         | 9th INSTRUMENTS ANDDOCUMENTS           |   | AMENDMENT No. 05 (DULC No. 12.2.3.6.096) TO THE REVOLVING LINE OF CREDIT FINANCING ORIGINATION AGREEMENT No. 08.2.0790.1 OF NOVEMBER 19, 2008, ENTERED INTO BY THE NATIONAL ECONOMIC AND SOCIAL DEVELOPMENT BANK (BNDES), TIM CELULAR S.A. AND INTELIG TELECOMUNICAÇÕES S.A., WITH THE APPEARANCE OF THIRD PARTIES, AS BELOW: |
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| REGISTRY OFFICE                  |                                   |
|                             | [2 illegible LINES]                    |   |
| 18 DEC.   2012 1167970 |                                   |
|                             | RUA BOA VISTANo. 314 – 2ND FLOOR |   |                                                                                                                                                                                                                                                                                                                                    |

| [stamp:] | LEGAL  | [stamp:] | Carina Gallardo Rey |
|----------|--------|----------|---------------------|
|     | TIM    |     | Attorney            |
|     |   |     | AUDETIC             |

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|  | Exhibit 4.2 |
|--|-------------|

| 1. | AMOUNT OF THE TRANCHE TO BE USED: |
|----|-----------------------------------|

|   | 1.1 | on Subloan “A5”:  in the amount of R$ 152,500,000.00 (one hundred and fifty-two million five hundred thousand reais), to be provided with the funds cited in part II of Clause First of the AGREEMENT, pursuant to all of the provisions related to the subloans provided with such funds, except Clause Fifth of the AGREEMENT, and in accordance with the regime in item 8.1 of Clause First of this Addendum. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 1.2 | on Subloan “B5”:  in the amount of 28,900,000.00 (twenty-eight million nine hundred thousand reais), to be provided with the funds cited in part II of Clause first of the AGREEMENT, pursuant to all of the other provisions related to the subloans provided with such funds, with the exception of Clause Fifth of the AGREEMENT, as well as the regimes stipulated by the BNDES Investment Support Program (BNDES PSI), subject to Resolution No. 2,366-2012-BNDES, of 11.13.2012, under the scope of current federal law, as well as the regulations issued by the National Monetary Board and by the Minister of State for the Treasury. |
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|   | 1.3 | Pursuant to the provisions of Paragraph First of Clause Third of the AGREEMENT, the funds from the Subloans cited above to be released shall be transferred to current account no. 05321-3, which BENEFICIARY INTELIG holds at Banco Itaú (no. 341), branch 0911. |
|--------|-----|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| [stamp:] | LEGAL  | [stamp:] | Carina Gallardo Rey |
|----------|--------|----------|---------------------|
|     | TIM    |     | Attorney            |
|     |   |     | AUDETIC             |

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|  | Exhibit 4.2 |
|--|-------------|

| 2. | AVAILABILITY OF SUBLOAN “A5”: |
|----|-------------------------------------------|

|   | 2.1 | The amount of each tranche of Subloan “A5” to be made available to BENEFICIARY INTELIG shall be calculated pursuant to the criteria established in the law establishing the Long-Term Interest Rate (TJLP) to determine the debit balances of the financing contracted by the BNDES System through November 30, 1994. |
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| 3. | AVAILABILITY OF SUBLOAN “B5”: |
|----|-------------------------------------------|

|   | 3.1 | The amount of each tranche of Subloan “B5” to be made available to BENEFICIARY INTELIG, shall not undergo monetary restatement or any other readjustment of any nature. |
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| 4. | SPECIFIC USE OF THE FUNDS: |
|----|----------------------------|

|   | 4.1 | Subloan “A5” is to be used for the expansion, modernization, and technological updating of BENEFICIARY INTELIG’s plant, with investments in networks and information technology (IT). |
|--------|-----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 4.2 | Subloan “B5” is to be used to acquire national machines and equipment that fall under the criteria of the Special Industrial Financing Agency (FINAME), needed to perform the project described in item 4.1. |
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| 5. | PERIOD FOR USING THE FUNDS: |
|----|-----------------------------|

|   | 5.1 | on Subloan “A5”:  up to 12 (twelve) months, computed from the signing of this Addendum, without prejudice to BNDES being able to extend the aforementioned period, before or after the final conclusion of such period, under the scope of the guaranties established in the AGREEMENT, upon expressly authorization, by letter, notwithstanding any other formality or recordation. |
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|   | 5.2 | on Subloan “B5”:  up to 12 (twelve) months, extendible for a maximum period of 12 (twelve) months. |
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| 6. | GRACE PERIOD (Clause Fifth of the AGREEMENT): |
|----|-----------------------------------------------|

|   | 6.1 | on Subloans “A5” and “B5”:  12 (twelve) months, starting on the 15th (fifteenth) day immediately after the date this Addendum is signed and ending on December 15, 2013. |
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| 7. | AMORTIZATION (Clause Ninth of the AGREEMENT): |
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|   | 7.1 | on Subloans “A5” and “B5”:  in 72 (seventy-two) successive monthly installments, each one of them in the amount of the principle due of the debt under those Subloans, divided by the number of amortization payments not yet paid, the first installment coming due on the 15th (fifteenth) of January of 2004, and the last on the 15th (fifteenth) of December of 2019, pursuant to the provisions of Clause Twenty-Fourth of the AGREEMENT. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| [stamp:] | LEGAL  | [stamp:] | Carina Gallardo Rey |
|----------|--------|----------|---------------------|
|     | TIM    |     | Attorney            |
|     |   |     | AUDETIC             |

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|  | Exhibit 4.2 |
|--|-------------|

| 8. | INTEREST (Clause Fifth of the AGREEMENT): |
|----|-------------------------------------------|

|   | 8.1 | on the uncapitalized tranche of Subloan “A5”:  2.32% (two point thirty-two percent) per year (as compensatory), above the Long-Term Interest Rate (TJLP) reported by the Central Bank of Brazil, plus 1% (one percent) per year, due on the 15th (fifteenth) day of the months of March, June, September, and December of each year, in the period between the 15th (fifteenth) of December of 2012 and the 15th (fifteenth) of December of 2013, and monthly starting on the 15th (fifteenth) of January 2014, inclusive, together with the principal amortization installments of this Subloan, pursuant to the system below: |
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|   | I. | When the TJLP is greater than 6% (six percent) per year: |
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|   | a) | The amount corresponding to the portion of the TJLP that exceeds 6% (six percent) per year shall be capitalized on the 15th (fifteenth) day of each month of the term of this Agreement and on its maturity or settlement, pursuant to the provisions of Clause Twenty-Fifth, and computed through the effect of the following capitalization rate on the debit balance, therein including all financial events occurring during the period: |
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|   | TC = [(1 + TJLP) / 1.06] n / 360 – 1 (capitalization rate equal to, open bracket, ratio between the TJLP plus one, and one point zero six, close bracket, raised to the power corresponding to the ratio between “n” and three hundred and sixty, subtracting one from such result), where: |
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|   | TC – capitalization rate |
|--------|--------------------------------|

|   | TJLP – Long-Term Interest Rate, reported by the Central Bank of Brazil; and |
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|   | n – number of days existing between the date of the financial event and the capitalization date, due date or settlement date of the obligation, a financial event being construed as any and all events of a financial nature which results or might result in a change to the debit balance of this Agreement. |
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|   | b) | 2.32% (two point thirty-two percent) per year above the TJLP (compensatory), cited in the caput of this Clause, plus the uncapitalized portion of the TJLP of 6% (six percent) per year and 1% (one percent) per year (deposit cost stipulated in part II of the fifth paragraph of Article 1st of Provisional Measure No. 453, of 1.22.2009, with the wording given by Provisional Measure No. 462, of 5.14.2009), shall be charged to the debit balance, on the due dates of the interest cited in the caput of item 8.1 of Clause First or on the due date or settlement date of this Agreement, pursuant to the provisions of line “a”, and using, for the daily calculation of interest, the number of days elapsed between the date of each financial event and the due dates cited above. |
|--------|----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| [stamp:] | LEGAL  | [stamp:] | Carina Gallardo Rey |
|----------|--------|----------|---------------------|
|     | TIM    |     | Attorney            |
|     |   |     | AUDETIC             |

----

|  | Exhibit 4.2 |
|--|-------------|

|   | II. | When the TJLP is less than or equal to 6% (six percent) per year: |
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|   |   | The 2.32% (two point thirty-two percent) per year above the TJLP (compensatory), cited in the caput of this Clause, increased by the TJLP itself and 1% (one percent) per year (deposit cost stipulated in part II of the paragraph of Article 1st of Provisional Measure No. 453, of 1.22.2009, with the wording given by Provisional Measure No. 462, of 5.14.2009), shall be charged to the debit balance, on the due dates of the interest cited in the caput of item 8.1 of Clause First or on the due date or settlement date of this Agreement, pursuant to the provisions of line “a”, and using, for the daily calculation of interest, the number of days elapsed between the date of each financial event and the due dates cited above. |
|--------|--------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 8.1.1 | The amount cited in part I, line “a”, which shall be capitalized, including the principal of the debt, shall be due under the terms of item 7.1 of Clause First of this Addendum. |
|--------|-------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | 8.2 | on the tranche of Subloan “B5”:  2.5% (two point five percent) interest shall accrue on the principal of the debt of BENEFICIARY INTELIG derived from Subloan “B5”, due on the 15th (fifteenth) day of the months of March, June, September, and December of each year, in the period between the 15th (fifteenth) of December of 2012 and the 15th (fifteenth) of December of 2013, and monthly starting on the 15th (fifteenth) of January 2014, inclusive, together with the principal amortization installments of this Subloan, in accordance with the provisions of Clause Twenty-Fourth of the AGREEMENT. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 9. | CONDITIONS FOR USING THE CREDIT LINE (Clause Seventeenth of the AGREEMENT): |
|----|-----------------------------------------------------------------------------|

|   | 9.1 | Beyond the conditions indicated in Clause Seventeenth of the AGREEMENT, BENEFICIARY INTELIG shall present, as a condition for using the first tranche of the loan granted under the terms of this Addendum, the formalization and recording, in the appropriate Registry Offices, of this Addendum and the Addendum cited in the Paragraph of Clause Second. |
|--------|-----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| [stamp:] | LEGAL  | [stamp:] | Carina Gallardo Rey |
|----------|--------|----------|---------------------|
|     | TIM    |     | Attorney            |
|     |   |     | AUDETIC             |

----

|  | Exhibit 4.2 |
|--|-------------|

| [stamp:] | LEGAL  | [stamp:] | Carina Gallardo Rey |
|----------|--------|----------|---------------------|
|     | TIM    |     | Attorney            |
|     |   |     | AUDETIC             |

----

|  | Exhibit 4.2 |
|--|-------------|

| [stamp:] | LEGAL  | [stamp:] | Carina Gallardo Rey |
|----------|--------|----------|---------------------|
|     | TIM    |     | Attorney            |
|     |   |     | AUDETIC             |

----

|  | Exhibit 4.2 |
|--|-------------|

| [stamp:]                   [illegible] à[stamp:]                   João Carlos Ferraz       Acting President | [stamp:]                   20th NOTARY SERVICE – RJ à[stamp:]                   Júlio C.M. Ramundo       Director |
|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [signature]                                                                                                                                                                                                                                                                                                                                             | [signature]                                                                                                                                                                                                                                                                                                                                                        |

| [stamp:]                   Rodrigo G. Galvão       TIM – Finance & Treasury | [stamp:]                   Bruno Mendes Fontes       Finance – Cash Management |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [signature]                                                                                                                                                                                                                  | [signature]                                                                                                                                                                                                            |

| [stamp:]                    Rodrigo G. Galvão        TIM – Finance & Treasury | [stamp:]                   Bruno Mendes Fontes       Finance – Cash Management |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [signature]                                                                                                                                                                                                                              | [signature]                                                                                                                                                                                                            |

| [stamp:]                   Rodrigo G. Galvão       TIM – Finance & Treasury | [stamp:]                   Bruno Mendes Fontes       Finance – Cash Management |
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [signature]                                                                                                                                                                                                                  | [signature]                                                                                                                                                                                                            |

| [signature]                                                                                                  | [signature]                                                                                                           |
|--------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------|
| Name: [hw:] BRUNO DE ABREU [ill.] BORDINIdentification Card: [hw:] 21203827-7 CPF: [hw:] 117.812.477-06 | Name: [hw:] RODRIGO SOUSA E GOMES [ill.]Identification Card:  [hw:] 3117676 SSP/PBCPF: [hw:] 058.891.194-19 |

| [stamp:]HB        4TH NOTARY OFFICE OF RIO DE JANEIROHamilton Barros Registry OfficeAv. das Américas, 16,401 – Suite D – Recreio – Tel. (21) 3212-1212 / 3434-9400I recognize by similarity the signature(s) of BRUNO MENDES FONTES, RODRIGO GUIMARÃES GALVÃO, so sworn.  In witness ___ of the truth.Rio de Janeiro – RJ, December 14, 2012.         Code: 00550589-06[signature]Jobson Eleutério Belo – Authorized ClerkQty 2 – FETJ R$ 0.86 – FUNFERJ R$; 0.21 – FUNDPERJ R$: 0.21 Total R$: 11.22 |   | [2 stamps:]TAX STAMPINSPECTORATE GENERAL OF JUSTICESIGNATURE RECOGNITIONBY SIMILARITY [2 stamps:]REGISTRY – 4TH NOTARY OFFICEJobson Eleutério BeloClerkCTPS-89713/108-RJ |
|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| [stamp:] | LEGAL  | [stamp:] | Carina Gallardo Rey |
|----------|--------|----------|---------------------|
|     | TIM    |     | Attorney            |
|     |   |     | AUDETIC             |

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