Diplomats are working on a "political" programme to ensure that Mr Trump does not snub London when he tours European capitals early in 2018.
But a spokesperson for his office said he would not object to a working visit. "Exact dates for President Trump to visit have not yet been arranged".
Almost 200 MPs signed an early motion opposing Mr Trump addressing both houses of Parliament, with Speaker John Bercow voicing his opposition to his visit during a session in the House of Commons.
In January the Women's March saw over 100,000 protest in London. The Stop the War Coalition has told supporters they "need to make sure that there are protests whenever and wherever he appears", urging "the biggest possible mobilisation at Downing Street".
Then-US President Barack Obama and First Lady Michelle Obama with the Queen during a 2011 State Visit.
Watch: King Felipe of Spain is welcomed by Queen Elizabeth II during a State Visit this year.
Iranian president warns Trump not to isolate United States
Many Democrats believe that is more likely to happen if Congress does not act to make changes to the existing agreement. Even Iranian hardliners who were originally opposed to the deal have joined former opponents who are fighting to remain.
'Injured' Mohammad Amir ruled out of Sri Lanka ODIs
That said, it will be interesting to see if Sri Lanka face any difficulties in adapting to the nuances of a day-night Test. Ali - the backbone of Pakistan's batting line-up - has become the eighth batsman to complete 5,000 runs in Test matches.
United States and Israel to withdraw from Unesco
It will establish an observer mission at the Paris-based organisation to replace its representation, the state department said. The Israel controversy re-ignited this summer after UNESCO named Hebron's city center a Palestinian World Heritage Site .
Trump's first wife Ivana writes on marriage, messy divorce
The true first lady responded with a sharply-worded statement to CNN from her communications director, Stephanie Grisham. Ivanka Trump could run for president in the next 15 years, according to her mother Ivana . 'I don't talk about her.
Sabarimala Temple issue referred to SC constitution bench
When the lord himself says don't allow access to women in the age of 10 and 50, how can the court go into that question. Banumathi and Justice Ashok Bhushan had earlier reserved its verdict on referring the case to a constitution bench .