On Tuesday, July 6, 2021 in the Congolese capital, a training on the procedure for calculating lump sum within the Tax Management System (E-TAX) was launched by Noël Missiengué, computer engineer, member of the said Project.

On Tuesday 8 and Friday 11 June 2021, the Minister Delegate in charge of the Budget, Ludovic Ngatsé, visited the three sites of the Tax Houses under construction since last January in Brazzaville. In the company of Ludovic Itoua, Director General of Taxes and Estates, and Médard Calixte Tabangoli, Director General of the Postal Bank of Congo.

Rodney Hermann Gouellet, Adviser to the Minister of Finance and Budget Calixte Nganongo, held a press briefing at the headquarters of this administration, Thursday, April 8, 2021 in Brazzaville.

On Wednesday 31 March 2021 in Brazzaville, the Minister Delegate in charge of Budget, Ludovic Ngatsé, held his first meeting of the year 2021 with Employers' Unions (Uni-Congo, COPECO, National Union of Traders of Congo, etc.).

On Monday, February 22, 2021 in Brazzaville, Sylvain Lékaka, Director of Cabinet of Ludovic Ngatsé, Minister Delegate for the Budget, launched the campaign to popularize tax provisions applicable during the year 2021. 

On Monday 10 February 2021 in Brazzaville, Calixte Nganongo, Minister of Finance and Budget, launched the Single Payment Window, after the presentation and technical demonstration made by Guy Noël Londongo, Director of Information Systems (DSI) of the Ministry. The ceremony was attended by Calixte Médard Tabangoli, Managing Director of the Postal Bank of Congo (BPC), partner of the Unique Payment Window (GUD).

The Electronic Invoicing Machines Management System (MFE), presented and showcased by Ivan Stojiljkovic', Managing Director of INCODEV, a Belgrade-based international firm (Serbia), is entering its test phase. The launch ceremony took place on Monday 1 February 2021 by Calixte Nganongo, Minister of Finance and Budget, accompanied by his colleague, Ludovic Ngatsé, in charge of Budget.

Ludovic Ngatsé, Minister Delegate for the Budget, representing Calixte Nganongo, Minister of Finance and Budget, officially launched the Dematerialised Tax Stamp (TFD) on Friday 29 January 2021. 

The Minister Delegate in charge of Budget, Ludovic Ngatsé visited the modern construction sites of Mini Tax Hotels on Tuesday 12th January 2021 in Brazzaville. 

The Minister of Finance and Budget, Calixte Nganongo, followed, on Tuesday 29 September 2020 in Brazzaville, the presentation of the Electronic Invoicing Machine (MFE), made by Ivan Stojiljkovic', Managing Director of Incodev, an international firm located in Belgrade (Serbia).