The application, filed by family for treatment of BNP Chairperson Khaleda Zia abroad, has reached the law ministry from the home ministry.
The concerned department of law ministry has confirmed the matter Thursday.
The ministry will send their opinion to the home ministry on whether Khaleda Zia will be able to leave the country after scrutiny.
Sources from the law ministry said it could send the opinion to the home ministry by today.
Earlier on Wednesday night, Khaleda's younger brother Shamim Iskander had visited the home minister's house in Dhanmondi with the application form.
Home Minister Asaduzzaman Khan Kamal said the government will follow the opinion of the law ministry.
At the same time, he told the media that the government has a positive attitude towards Khaleda Zia's treatment abroad.
According to the BNP, they have taken all kinds of preparations to take Khaleda abroad. However, it was not disclosed in which country she will be taken.
Khaleda Zia tested positive for Covid-19 test on 10 April as eight people at her residence were infected with the virus. She underwent the second Covid-19 test on April 14 and the report was positive.
She was admitted to Evercare Hospital in the capital on 28 April for a brief period for her thorough health checkup, but continued to remain there as per the doctors' recommendation.
Later, she was shifted from the hospital cabin to the Coronary Care Unit (CCU) in the afternoon due to shortness of breath since Monday morning.