Sentence examples for has been compulsory from inspiring English sources
Primary education begins at age seven, lasts for seven years, and has been compulsory since 1987.
Since 1999, instruction in Welsh has been compulsory for students in state schools up to the age of sixteen.
At times the badge has been compulsory for the young and the dissident, with mass CND protests in the Sixties and Eighties expressing the national mood.
It has been compulsory in the EU since 1979 to stun all animals before slaughter in order to make them insensible to pain.
In the US, it has been compulsory for manufacturers to enrich cereal-based products with 140 micrograms of folic acid per 100 grams since 1998.
Armadillo has been compulsory viewing in that country – especially for the government, which has now set up an inquiry into the war crimes it may or may not portray.
Even if the countries had agreed to the 4 percent target, it would not have been compulsory.
Since the early 1990s the first nine years have been compulsory.
Since 2009 diesel particulate filters (DPFs) have been compulsory in new diesel cars.
Diesel particulate filters (DPFs) have been compulsory in new diesel cars since 2009 but can become clogged and cause breakdowns, particularly for city drivers.
